状语从句练习题(1)
状语从句(完成句子 20题 含解析)初中英语专题练习 (1)
状语从句（完成句子 20题含解析）初中英语专题练习1．如果你放弃，你就会落后。
You _____________________________________.2．宇航员在太空中进行的实验颇有价值，值得开展。
The experiments done in space by the astronauts are so valuable ____________________.3．孙俪是如此有表演天赋,以至于她经常被高度评价。
Sun Li has ________________________________________.4．既然这个项目很有价值，为何不尽快开展呢？Why don’t you _____________________________________?5．I don’t know when I should go to watch The Lion King. (改为简单句)I don’t know ________ ________ go to watch The, Lion King.6．idioms, you, with, do, what, colour, know? (连词成句)______________________________________________________________________?Rewrite the sentences as required. (按要求改写下列句子,每空一词)7．He is the tallest in his class.（变成同义句）No one ________ in his class is as ________ as he.8．Joan got up early in order to reach her hometown before dark.（保持句意基本不变）Joan got up early ________ ________ she could reach her hometown before dark.9．The weather will be sunny tomorrow. (就划线部分提问)_________ will the weather be _________ tomorrow?10．Turn off the mobile phone. （改为否定句）________ ________ off the mobile phone.11．the first, an abacus, one of, calculating, was, machines（连词成句）________________________________________________________.Rewrite the following sentences as required（根据所给要求, 改写下列句子。
状语从句专项练习new(1)
状语从句专项练习A. Rewrite the sentence as required .1.Someone _______________ ( call ) my name when I ______________ ( walk ) across in thestreet .2._______ you _______( tell ) Miss Quick about it when she _____________( arrive ) thisevening?3.They _____________( play )cards when Mr Robinson _____________(enter) the office atfour o’clock.4.The film_____________( already ,begin ) when I __________ (get ) into the cinema .5.The Browns _____________( have ) supper when I ____________ ( come ) yesterday .6.Please ____________ ( tell ) her the news when Stella ____________(come ) here .7.That afternoon Vivian ______________ (listen ) to the radio while Wendy ____________( do ) the cooking .8.I _____________ (like ) stamps when I _________ ( be ) young .9. A dog ______________ ( dash ) in when the old lady _______________ ( open ) the door .10.Oliver _________________ ( play ) video games while David ______________ (write ) hiscomposition yesterday afternoon .11.I _______________ (happen ) to see my class teacher while I ________________ ( walk ) inthe street .12.The train _________________ ( just go ) when I _______________ ( hurry ) to the railwaystation .13.Mary finished her work . Then he went home .( 合并)Mary _______ go home ______ she finished her work .14. I went to school at the age of eight .（保持句意不变）I ________ go to school ______ I was eight .15. They realized Hainan was a beautiful place after they reached there .（保持句意不变）They ________ realize Hainan was a beautiful place ______ they reached there .16. The boy waited at the school gate until his father arrived .（保持句意不变）The boy _________ _________ the school gate until his father arrived .17.He came back yesterday .I give him the note at once .（保持句意不变）I give the note to him ______ _______ _______ he came back yesterday .18.My parents didn’t let me out until I had finished all my homework .（保持句意不变）My parents _______ me out ________ I had finished all my homework .19.Peter was absent today because he was ill in bed .（保持句意不变）Peter was ill in bed ,______ he was absent today .20.Mike __________ ( live ) in Beijing since he _______ ( get ) a job there .（适当形式填空）21.Mike came back his home town a week ago ,he ____________ ( stay ) in Beijing since he _________( get ) his job in 2000 .（适当形式填空）22.Go to bed earlier , or you will feel tired tomorrow .(保持句意不变)________ you _________go to bed earlier , you will feel tired tomorrow .23.If you are careless , you won’t get good marks in the coming final exam. (保持句意不变)_________ __________ , or you won’t get good marks in the coming final exam.24.Take this basin of water into the house ,it maybe turned into a block of ice . (保持句意不变) _____you _______take this basin of water into the house ,it maybe turned into a block of ice .25.If you don’t say sorry to her ,he won’t attend the meeting .(保持句意不变)________ you _______ to her ,he will ______ _______from the meeting .26.Hurry up ,and you can catch the early bus . (保持句意不变)______ you _______ hurry up ,you will be _______ to catch the early bus .______you hurry up , you will be _______ to catch the early bus .27.If it doesn’t rain ,we will play football tomorrow . (保持句意不变)______it _______,we will play football tomorrow .28.If you are dishonest ,I won’t make friends with you . (保持句意不变)______ ________ ,or I won’t make friends with you .29.The boy was frightened .H e began to cry . (保持句意不变)The boy was _____frightened ________he began to cry .30.The MP3 is so expensive that none of us can buy it . (保持句意不变)The MP3 is _________expensive for ______of us to buy .31.James ran so fast that he won the first prize in the race . (保持句意不变)James ran fast _____ ______him to win the first prize in the race .32.The oranges are so expensive that neither of us can buy any . (保持句意不变)The oranges are _____expensive _______ ________of us to buy .The oranges ______ _____ _____ to buy .33.The problem was so difficult that no one could work it out in our class . (保持句意不变) The problem was ________difficult for _______to work out in our class .The problem _______ _____ ______to work out in our class .34.The question was too difficult to answer . (保持句意不变)The question was _______difficult that ________could answer_____ .This is _______ a _______question that _______could answer ______ .35.Peggy was so timid(胆小的) that she couldn’t make a speech in public . (保持句意不变)Peggy was too ________ ________make a speech in public.Peggy was _______ _______a girl that she couldn’t make a speech in public .36.Many countries have made new laws .They want to fight pollution . (保持句意不变)Many countries have made new laws ______ ________ pollution .37.Billy went there and he wanted to play video games . (保持句意不变)Billy went there ______ _______ to play video games .Billy went there ______ _______ to play video games .38.The government killed 14000 chickens to stop the bird flu from spreading . (保持句意不变)The government killed 14000 chickens____ ____the bird could be stopped from spreading .39. Jack earns only a little money , but he is a happy man . (保持句意不变)________ Jack earns only a little money , he is a happy man .40 Little Tom went to bed after his mother came back . (保持句意不变)Little Tom ________ go to bed _________ his mother came back .41.When I finished my work ,it was already twelve o’clock in the evening . (保持句意不变)I ______ finish my work _______twelve o’clock in the evening .42.At the age of four ,the boy began to learn drawing . (保持句意不变)_______ he ______four , the boy began to learn drawing .43. I was praised by my father because I worked very hard . (保持句意不变)I was praised by my father because _____ ______hard .44.Bob was absent yesterday because he was ill . (保持句意不变)Bob didn’t _______ school yesterday because of his _______ .45.Visitors love this city because it has historical sights and delicious food . (保持句意不变) Visitors love this city ________ _________ historical sights and delicious food .46.Jack earns only a little money ,but he is a happy man . (保持句意不变)_____ Jack earn a little money ,he is a happy man .47.We went to see our teacher after school was over . (保持句意不变)We _______ ________ to see our teacher ______ school was over .48.His father was so angry that he could say nothing . (保持句意不变)His father was ______ angry to say _______ .plete the sentences with proper conjunctions (用适当的从属连词完成下列句子)1.It is nearly two years _________ we went to the party last time .2.He is hungry ,_________ he hasn’t ha d his breakfast yet .3.________ Mum came home ,little Tom was crying loudly .4.I won’t come here _________ you don’t invite me .5.They started ________ they received my phone call .6.__________ it was late at night , Jack still went on working .7.I hope you will be happy __________ you are here .8.Tom worked hard __________ everything would be ready in time .9. ________ it doesn’t rain tomorrow ,we’ll go to the park .10. _________ we were sleeping , the teacher was having tea at that time .11.I will tell Jefferey the news _________ he reurns tomorrow .12.________ everyone has come here ,we will begin our meeting .13.That is _________ an interesting book ________ I can’t stop reading it .14.We won’t have supper _________ my mother comes bac k .15.He reached the station _________ the train had left .C. Choose the best answer .1.--- Time to go to bed , Mary .---Oh ,Mum ,I won’t go to bed _________I have finished my homework .A. afterB.sinceC.untilD.as soon as2.H e didn’t tell me anything _____ he left .A.untilB.beforeC.afterD.since3.Jim had graduated from the university _______ his mother arrived in England .A.as soon asB.now thatC.by the timeD.so that4.---I’m going to the post office .---_______ you’re there ,can you get some stamps .A.AsB.WhileC.BecauseD.If5.It was not long _____ Mum came back from work .A.afterB.beforeC.whenD.until6. I will tell him all about it ______ he gets there .A.as soon asB.sinceC.untilD.though7. It_______ ten years since I taught in the school .A. willB.was C .has D.is8. The problem won’t be settled until we _______ a chance to discuss it thoroughly .A. have hadB.will haveC.will have hadD.would have9.Everyone _______ before we got there .A. leaveB.leavesC.will leaveD.had left10.______China has been a member of WTO ,English is more useful.A. AsB.ForC. SinceD.Because11 .We left early ______we could catch the first train .A .so thatB .in order to C. so as to D .to12. I’ll do ______ you tell me .A .asB . sinceC . whenD .for13. Please get ready _____the meeting begins .A. beforeB.sinceC. whenD.for14 .______I tried my best ,I still failed .A .Although B. But C. Because D .So15._______he insists on doing that , he will lose many friends .A .WhetherB .If C. Because D .Although16 .He can’t be at home ,_____ I saw him in the library just now .A.asB.forC. sinceD.because17.I’ll make a phone call ________he reaches there .A .ifB . as soon as C.before D .since18.______ the students walked along the street ,they sang happily .A.ForB.AsC.WhenD.Since19. The exercise is ______ difficult______ .A.so ;that few of us can doB.so;that few of us can do itC.too;for anyone of us to doD.too ;for anyone of us to do it20.There are _______ many League members in Class Two _______ in Class Three .A.as ;asB.than ;thanC.so ;thatD.such ;that21._______ you’ve got a chance ,you should make full of use it .A.Now thatB.ForC.BecauseD.As22. I didn’t want to go there _______ I was afraid .A.now thatB.forC.becauseD.as23. ________ it was raining ,________ I stayed at home .A.Because ,soB.Because ,forC.Because ,/D.If ,so24._______ it was raining , you’d better take a taxi .A.Now thatB.ForC.BecauseD.As25._______we’ve no money ,we can’t buy it .A.ThoughB.UnlessC.AsD.WhenKey: A.1~5 called ;was walking /will tell;arrives /were playing;entered/had already begun ;got/were having;came6~10 tell;comes/was listening;was doing/liked;was/ dashed;opened/was playing;was writing 11~15 happened;was walking/had just gone;hurried/didn’t;until/didn’t;until/didn’t until16~20 didn’t leave/as soon as /let;after /so /has lived;got21~25had stayed;got /If don’t/Be careful /If don’t/Unless apologize;be absent26 If don’t unable /if able 27.unless rains 28 Be honest29 so that 30 too any 31enou gh for 32.too for either /aren’t cheap enough 33.too anyone/ wasn’t easy enough 34.so nobody it /such difficult nobody it 35.timid to /so timid 36.to fight 37.in order /so as 38.so that 39.Although 40.didn’t until 41.didn’t until 42 when was 43.of working44.attend illness 45.because of 46.Although47.didn’t go /until 48 too anythingB 1~5 since but when if/ as soon as6~10Although when so tha If while11~15 as soon as /Since/ such that/until /afterC 1~5CACBB6~10ADADC11~15AAAAB16~20BBBBA21~25ACCDC。
定语从句和状语从句练习 (1)
定语从句练习一．用关系代词或关系副词填空(每空填一词)。
1.T his is the college he works.he works at.at he works.2.18th,July, 1994 was the day he was born.he was born on.on he was born.3.T he woman is talking to my mother is a friend of hers.The woman my mother is talking to is a friend of hers.The woman to my mother is talking to is a friend of hers.4.Because of my poor memory, all you told me has been forgotten.5.is known to all, English is not difficult to learn.He failed in the English test , is out of our expectation..6.Do you work near the building colour is yellow?7.Alice received an invitation from her boss, came as a surprise.8.Do you know the reason she has changed her mind?9.We should read such books will make us wiser.10.The old woman had three sons, all of dided during World War Ⅱ.11.I shall never forget those years I lived in Ruyuan with my grandparents,has a great effect on my life.12.A fast food restaurant is the place , just as the name suggests, eating isperformed quickly.13.N uclear weapon in considered the most terrible weapon of war man has invented. 二．根据句子意思，在第一空填入介词，第二空填入关系代词。
状语从句专项练习
状语从句练习题一1. John shut everybody out of the kitchen __C___he could prepare his grand surprise for the party.A. whichB. whenC. so thatD. as if2. I would appreciate it ____B____you call back this afternoon for the doctor’s appointment.A. untilB. ifC. whenD. that3. As far as I am concerned，education is about learning and the more you learn，_____B__.A. the more for life are you equippedB. the more equipped for life you areC. the more life you are equipped forD. you are equipped the more for life4.After the war，a new school building was put up ____B____there had once been a theatre.A. thatB. whereC. whichD. when5. —Is Mr. Smith in the office?—Yes，___A_____ he is in charge of the office，he must be there.A. sinceB. howeverC. whetherD. for6. As your good friend, I will do _____B___help you.A. that I can toB. what I can toC. all that I canD. what I can7.John may phone toni ght. I don’t want to go out ___C___he phones.A. as long asB. in order toC. in caseD. so that8.Someone called me up in the middle of the night，but they hung up ____D____I could answer the phone.A. asB. sinceC. untilD. before9. —Don’t look down upon Bob. He has his own advantages.—Oh, yes. ____ _C___others are weak, he is strong.A. IfB. WhenC. WhereD. Though10.It is ten years ____C_ ___he smoked.A. thatB. whenC. sinceD. while11.We must hurry up _____D ___catch up with the last train.A. thatB. so that toC. in order thatD. in order to12.No matter ____C ____hard it may be，I will carry it out.A. whatB. whateverC. howD. however_C____ you may do，you must do it well.A. WhichB. WheneverC. WhateverD. When14. —Are you thinking about going to New York for the holiday?—No. But if I ____B_ ___the time，I would definitely go.A. haveB. hadC. have hadD. would haveA___ you are so weak，you’d better stay at home.A. SinceB. ForC. BecauseD. Though16.English and French are taught here. You can choose ____B_ ___you like.A. no matter whichB. whicheverC. whichD. whatever17.I saw Mr. Smith last Sunday. We had not seen each other _____C___I left London.A. asB. beforeC. sinceD. till18.I’ll be back before you __C______.A. will leaveB. will have leftC. leaveD. would leave19.The problem won’t be s ettled until we __A_ _____a chance to discuss it thoroughly.A. have hadB. will haveC. will have hadD. would have20.If you ____B ____this experiment，you will understand the theory better.A. will be doingB. have doneC. will have doneD. would do21.They went on working ____A ____it was late at night.A. even ifB. as ifC. howeverD. as though22.I hurried ____ B____I wouldn’t be late for class.A. sinceB. so thatC. as ifD. unless23.The volleyball match will be put off if it ___B_ ____.A. will rainB. rainsC. rainedD. is rainingD____ you talk to someone or write a message，you show your skills to others.A. At timesB. Some timeC. By the timeD. Every time25.Although he is considered a great writer，___C_____.A. however his works are not widely readB. but his works are not widely readC. his works are not widely readD. still his works are not widely read26.The new secretary is supposed to report to the manager as soon as she ____C____.A. will arriveB. is going to arriveC. arrivesD. is arriving27.We should finish the important job，___D_____.A. long it takes howeverB. it takes however longC. long however it takesD. however long it takesA__he made an important speech at the meeting was true.A. ThatB. WhyC. WhatD. HowD_____comes to the party will receive a gift.A. WhichB. WhoC. Which oneD. Whoever30.She is willing to help you, ____C____busy she is.A. whatB. howC. howeverD. whatever31.I don’t care whether he stays ____Cgoes.A. norB. thenC. orD. otherwise32.No matter _____C___hard it may be，I’ll carry it out.A. whatB. whateverC. howD. however33.Why do you want to find a new job _____D__you’ve got such a good one already?A. thatB. whereC. whichD. whenA___he is, he will be thinking of you.A. WhereverB. WhereC. Now thatD. As soon as35.You should make it a rule to leave things ____ B___you can find them again.A. whenB. whereC. thenD. there36.He got excited at the news，___B__ __ I was calm.A. whenB. whileC. becauseD. after37.—Shall Brown come and play computer games? —No，____ C____ he has finished his homework.A. whenB. ifC. unlessD. onceD ___ you try，you will never succeed.A. IfB. UntilC. SinceD. Unless39.Hardly had he arrived in Hong Kong ___ _A____she rang me up.A. whenB. thanC. thatD. andD_ ___ they heard the shout for help，they rushed out. A. Immediately B. The momentC. The whileD. All the aboveA ___，he never seems able to do the work beautifully. A. Try as he does B. as he triesC. Try as does heD. As he does try42.—The air is full of smoke and people are coughing. —It will get worse ____ B_ ___the government does something about the pollution.A. butB. unlessC. exceptD. if43.If ____ _B___，I would have gone with him.A. had he told meB. he had told meC. he has told meD. he would tell me44.—Alice is moving to her new apartment next Saturday. —I’ll be glad to help her，___D_____ need some help.A. should sheB. if she willC. if sheD. if she might45.I came _____A___I heard the news.A. untilB. as soon asC. immediatelyD.B and C46.What we have seen____D___.A. from what we heardB. all what we heardC. to what we have heardD. from what we have heard47.We will never give in ____C____they might do or say about our plan.A. no matter howB. howC. whateverD. although48.If you go to Xi’an，you will find the places there more magnificent than commonly ___B _____.A. supposingB. supposedC. to supposeD. suppose B_ __ he comes，we would not be able to go.A. WithoutB. UnlessC. ExceptD. Even50.It’s no wonder you’ve got a headac he ____C___you drank so much last night.A. thoughB. in caseC. whenD. while51.Iwonder if I____D ____ time. If I ________time，I’ll go with you.A. have; haveB. will have; will haveC. have; will haveD. will have; have52.By the time you ___ C____back，the supper ________ready.A. will get; will beB. get; wasC. get; will beD. will get; is53.Telephone me as soon as you ____B ____the results.A. will getB. getC. had gotD. gotB_ ___ I live，I will never give in to the enemy.A. As far asB. As long asC. As well asD. As soon as55.I really wonder_____D ___ he has posted me many packages ________he worked together.A. how; afterB. why; whenC. when; beforeD. why; since56.Please pronounce the word ____B____I did.A. by the wayB. the wayC. the momentD. like57.I was about to leave my house ____B ____the phone rang.A. whileB. whenC. asD. after58.I had cut the meat into pieces __ __A____Mother started cooking.A. whenB. as soon asC. afterD. while59.You should visit the part of the country when __ _C____.A. spring will comeB. it will be springC. it is springD. it is coning spring60.I don’t like to be interr upted if I ____C____.A. speaksB. will speakC. am speakingD. would be speaking1~5 CBBBA 6~10 BCDCC11~15 DCCBA 16~20 BCCAB21~25 ABBDC 26~30 CDADC31~35 CCDAB 36~40 BCDAD41~45 ABBAD 46~50 DCBBC51~55 DCBBD 56~60 BBACC状语从句练习题二1. It worried her a bit B her hair was turning grey.A. whileB. thatC. ifD. for2.She is a rich woman B is known to all in the city.A. XB. ThatC. WhoD. Because3. C the 2008 Olympic Games will be held in Beijing is not known yet.A. WheneverB. IfC. WhetherD. That4.The reason why I burst into tears is A I don’t want to part with my mother.A. thatB. whichC. XD. because5.The difficulty lies D we have no money.A. thatB. in thatC. in the factD. in the fact that6.They want to know D do to help us.A. what can theyB. how can theyC. how they canD. what they can7. C comes back first is supposed to win the prize.A. Those whoB. AnyoneC. WhoeverD. The one8.The old gentleman never fails to help C is in needof his help.A. whomB. whoC. whoeverD. whomever9.I don’t remember A Mr. Li bought for his wife.A. whatB. whenC. howD. where10.Smith came here to loo k for someone, but I didn’t know C was the one he was looking for.A. whateverB. whomeverC. whoD. whom11. C puzzled the police especially was how the murderer died.A. The thingB. ThatC. WhatD. Which12.He seems different from C he used to be.A. thatB. whichC. whatD. who13.You can depend on C promise he makes.A. anything thatB. whichC. whateverD. whose14. A is worth doing well.A. Whatever is worth doing at allB. That is worth doing at allC. What is worth doing it at allD. Whatever is worth doing it at all15.A man’s worth lies not so much in B he has as in he is .A. that; whatB. what; whatC. that; that;D. what; that16. C you are the first one here.A. It seems that as ifB. It seemed thatC. It seems as ifD. it seemed as though17.It is not D I won’t do it ,I can’t do it.A. what; but thatB. that; but thatC. because; but whatD. because; but because18.Give it to B you think can do the work well.A. whoB. whoeverC. whomeverD. whatever19.Is the river A through that town very large?A. that flowsB. flowsC. that flowingD. `s the Science Museum D we visited last year.A. whereB. whomC.21.There is no child B love parents.A. who do not; theirB. who does not ; hisC. who do not; hisD. who does not; their22.Watch the girl and her dog D are crossing the bridge.A. whichB. whoC. theyD. B knows him would believe him?A. whomB. thatC. whichD. who24.His parents wouldn’t let him marry anyone Dfamily was poor.A. of whomB. whomC. of whoseD. whose25.The building C windows are bright at night is our school library.A. hatB. whichC. whoseD. of which26.There is a mountain B the top is always covered with snow.A. of thatB. of whichC. itsD. that27.I will hire the man A they say is a good English speaker.A. whoB. thatC. whichD. whom28.You may stay D you like.A. longB. thenC. at whichD. where29.Is this museum D some German friends visited the day before yesterday?A. whichB. thatC. whereD. the one30.Keep away from such things A will do you harm.A. asB. thatC. to whichD. which31.In the dark street, there wasn’t a single person D she could turn for help.A. thatB. whoC. from whomD. to whom32.This is the very boy C parents were killed in thewar.A. whoB. thatC. whoseD. whom33.He is my son, D a better son doesn’t exist.A. butB. than whoC. against whomD. than whom34. B the professor had left, everyone looked relaxed.A. WhileB. AfterC. UnlessD. For35.Her mother has been ill A she came to Beijing last year.A. sinceB. forC. asD. when36.I have taken care of your children D you were away.A. duringB. sinceC. exceptD. while37. It has been a long time A I last met you.A. sinceB. whenC. thatD. than38.The man put on his glasses D see better.A. thatB. so that toC. in order thatD. in order to39.It was B beautiful house that we decided to buy it.A. so aB. such aC. a suchD. a so40.Although he is young, A well-mannered.A. he isB. but he isC. and he isD. however he is41.She looked healthy, C she felt sick.A. andB. soC. butD. unless42.No matter C hard it may be , I will carry it out.A. whatB. whateverC. howD. however43.We had better hurry D it is getting late.A. andB. yesC. yetD. as44. when you read the book, you’d better make a mark D you have any questions.A. t whichB. at whereC. the place whereD. where45.She speaks A her mother does.A. asB. andC. butD. so46.The earth goes round the sun C the moon goes around the earth.A. so thatB. just likeC. just asD. as how47.The more he explained, B I was puzzled.A. moreB. the moreC. very muchD. and the more48.Everything is just B we left it.A. likeB. asC. the sameD. as like49.I don’t like A you speak to her.A. the wayB. the way in thatC. the way whichD. the way of which50. C is known to all, China will be an and powerful country in 20 or 30 years`` time.A. That; advancingB. This; advancingC. As; advancedD. It; advancing51.Would you like a cup of coffee C shall we get down to business right away?A. andB. thenC. orD. otherwise52.She thought I was talking about her daughter, D , in fact, I was talking about my daughter.A. whomB. whereC. whichD. while53.Wilma became the first American woman to win three Olympic gold medals in track, B made her mother very proud.A. itB. and thatC. thisD. and it54.You``d better come back earlier A it is getting colder.A. asB. andC. butD. or55.He was walking along the sands B he saw a big footprint in the sand.A. whileB. whenC. asD. which56.What he said is strange, D it is true.A. but andB. and butC. yet andD. and yet57.It won’t be long B you regret what you’ve done.A. afterB. beforeC. sinceD. then58.You have no idea A for her safety.A. how anxious I have beenB. so anxious I have beenC. how I have been anxiousD. I have been so anxious59. D there is a will, there is a way.A. WhenB. ThatC. WhileD. Where60.Eat less food B you want to become fatter.A. ifB. unlessC. untilD. as soon as61. ___C___ e verybody knows about it, I don’t want to talk any more.A. ForB. EvenC. SinceD. However62. ___D___，Mother will wait for him to have dinner together．A. However late is he B．However he is late C．However is he late D．However late he is63.If we work with a strong will，we can overcome any difficulty，__C__great it is．A. whatB. howC. howeverD. whatever64. ___C___much advice I gave him, he did exactly what he wanted to do.A. HowB. WhateverC. HoweverD. No matter65. The belt is rung _____C___there is a fire.A. evenB. thatC. ifD. although66. C your composition carefully, some spellingmistakes can be avoided.A. Having checkedB. CheckedC. If you checkD. To check67. Nobody believed him __C__ what he said．A. even thoughB. in spiteC. no matterD. contrary to68.—Dad , I’ve finished my assignment .—Good , and B you play or watch TV, you mustn’t disturb me .A. wheneverB. whetherC. whateverD. no matter69.A good storyteller must be able to hold his listeners’ curiosity D he reaches the end of the story .A. whenB. unlessC. afterD. until70.He was about to tell me the secret D someone patted him on the shoulderA．as B. until C. while D. when答案：1.B 2.B 3.C 4.A 5.D 6.D 7.C 8.C 9.A 10.C 11.C 12.C 13.C 14.A 15.B 16.C 17.D 18.B 19.A 20.D 21.B 22.D 23.B 24.D 25。
高考状语从句强化练习1000题及答案(一)
高考状语从句强化练习1000题及答案（一）1. ________, as long as I’m with nature, I don’t care.A. However tough the journey isB. Whatever tough the journey isC. However the journey is toughD. Whatever the journey is tough2. _____ born in Chicago, the author was famous for his stories about New York.A. SinceB. OnceC. WhenD. Although3. ____________, as long as I’m with nature, I don’t care.A. However tough the journey isB. Whatever tough the journey isC. However the journey is toughD. Whatever the journ ey is tough4. ____________ you may have, you should gather your courage to face the challenge.A. However a serious problemB. What a serious problemC. However serious a problemD. What serious a problem5. ---Don’t you think the new job is a real challenge for Jack?---Well, _________difficulties he meets, I believe he will never lose heart.A. whateverB. howeverC. whicheverD. whenever6. You may arrive in Beijing early _____ you mind taking the night train.A. thatB. thoughC. unlessD. if7. ________, as long as I’m with nature, I don’t care.A. However tough the journey isB. Whatever tough the journey isC. However the journey is toughD. Whatever the journey is tough8. He is one of my previous students and always comes to see me whenever ________.A. he is convenientB. he will be convenientC. it is convenient to himD. it will be convenient to him9. _______, Mother will wait for him to have dinner together.A. No matter how late is heB. No matter how he is lateC. No matter how is he lateD. No matter how late he is10. ________it is，the boy never seems to be able to finish it off.A．However interesting a bookB．Whatever interesting a bookC．How interesting a bookD．What an interesting book11. More people will eat out in restaurants _____ they do today.A. thanB. whenC. whileD. as12. As is reported, it is 100 years ________Qinghua University was founded.A．when B．before C．after D．since13. Speak to him slowly _____ he may understand you better.A. sinceB. so thatC. forD. because14. You'll miss the train ______ you hurry up.A. unlessB. asC. ifD. until15. _______ you may have, you should gather your courage to face the challenge.A. However a serious problemB. What a serious problemC. However serious a problemD. What serious a problem16. He was made to practice the piano ________ much ________, at times, he thought about givingup.A. so; thatB. such; thatC. so a; thatD. such a; that17. _____ David goes, he is welcome.A. WhicheverB. HoweverC. WhereverD. Whatever18. ______ , I will learn it well.A. However difficult English isB. No matter how difficult is EnglishC. However English is difficultD. No matter how English is difficult19. _______________, you’ll never be able to persuade him.A. However hard may you tryB. Try however hard you mayC. However hard you may tryD. Try hard however you may20. ___________it is____________you obtain, you must tell your parents．A． Whatever; that B． Nomatterwhat; / C． What; that D． Whatever; /21. _______, I have to put it away and focus my attention on study this week.A. However the story is amusingB. No matter amusing the story isC. However amusing the story isD. No matter how the story is amusing22. If we work with a strong will, we can overcome any difficulty, _____ great it is.A. whatB. howC. howeverD. whatever23. I’ve already told you that I’m going to buy it, ________．A．how much does it cost B．no matter how it costsC．however does it cost much D．however much it costs24. ______ any change about the date，please tell me immediately.A．Will there be B．Should there be C．There will be D．There should be25. ______, he couldn’t get the door open.A. Might as he tryB. As he might tryC.Try as might tryD.Try as he might26. _________， I have to put it away and focus my attention on study this week.A．However the story is amusing B．No matter amusing is the storyC．However amusing the story is D．No matter how the story is amusing27. You must learn to consult your feelings and your reason______ you reach any decision.A．although B．before C．because D．unless28. ______you may have, you should gather your courage to face the challenge.A. However serious a problemB. However a serious problemC. What a serious problemD. What serious a problem29. She is ______ hardworking a girl _____ she has made great progress in all subjects this term.A. such; thatB. so; thatC. such; asD. so; as30. _____ still half drunk, he made his way home.A. WhenB. BecauseC. ThoughD. As31. ________tomorrow，our ship will set sail for Macao.A. However the weather is likeB. However is the weather likeC. Whatever is the weather likeD. Whatever the weather is like32. ______, tears came to her eyes.A. Reading the letterB. While reading the letterC. As she was reading the letterD. To read the letter33. They will never succeed, _____ hard they try.A. becauseB. howeverC. whenD. since34. ________ you are supposed to do ________ you don’t like a thing is changing it．Don’t complain．A．That；what B．When；that C．What；since D．What；when35. ___ there is love, there is hope．A．Where B．What C．There D．When36. _____ interesting the film is, I won’t waste any time on it.A. No matterB. WhateverC. HoweverD. Whichever37. Hey! You look cool in your new hairstyle.— Thanks. If you like, you can try the barber’s _____ I have my hair cut.A. whereB. whoC. whichD. when38. ________you may have，you should gather your courage to face the challenge. A．However a serious problem B．What a serious problemC．However serious a problem D．What serious a problem39. _______ the good news, tears came to his eyes.A. HearingB. When he heardC. To hearD. Heard40. It was not _____ she took off her dark glasses _____ I realized she was a famous film star.A. when; thatB. until; thatC. until; whenD. when; then41. ____,the disease diphtheria will produce a powder poison that will kill the patient. A．If it untreated B．If is untreated C．If being untreated D．If untreated42. _____ interesting the film is, I won’t waste any time on it.A. No matterB. WhateverC. HoweverD. Whichever43. It is about ten years _____ I met you last.A. sinceB. forC. whenD. as44. I’ve already told you that I’m going to buy a new iPad, _____.A. how much does it costB. however much it costsC. no matter how it costsD. however does it cost much45. Read it aloud _____ the class can hear you.A. so thatB. ifC. whenD. although46. However _______, it’s worth it and I’ll get it .A. the watch costsB. much the watch costsC. the watch will costD. much does the watch cost47. ______, I have to put it away and focus my attention on study this week.A. However the story is amusingB. No matter amusing the story isC. However amusing the story isD. No matter how the story is amusing48. This is a very interesting book． I’ll buy it, _____．A．how much may it cost B．no matter how it may costC．however much it may cost D．whatever may it cost49. ________ it is，the boy never seems to be able to finish it off.A．However interesting a bookB．Whatever interesting a bookC．How interesting a bookD．What an interesting book50. _______ to his research, a good idea for the new plan occurred to him.A. While devotingB. While devoting himselfC. While he was devotedD. While devoted51. He was _____ rude _____he refused to reply.A. so; thatB. very; thatC. too; thatD. such ; that52. The teenager asked his mother _____ go to watch the movie “Tiny Times”.A. that he couldB. if could heC. if he couldD. that could he53. We'd better hurry ______ it is getting dark.A. andB. butC. asD. unless54. ______, as long as I’m with nature, I don’t care.A. However tough the journey isB. Whatever tough the journey isC. However the journey is toughD. Whatever the journey is tough55. This is a very interesting book.I'll buy it，________.A．no matter how it may costB．how may it costC．how much may it costD．however much it may cost56. ____, we well not lose heart because we know we are supported by you all.A. No matter the difficulty may beB. However the difficulty may beC. However great the difficulty may beD. However may be the difficulty57. No matter how________, it is not necessarily lifeless.A. dry a desert may beB. a desert may be dryC. may a desert be dryD. dry may a desert be58. Tom is _____________ good a student ____________he is often praised by the teacher.A. such; asB. so; asC. such; thatD. so; that59. ______you may have , you should gather your courage to face the challenge .A. However serious a problemB. Whatever serious a problemC. However a serious problemD. No matter how a serious60. It is ______ heavy a box _____ no one can move it.A. such; thatB. so; thatC. too; toD. such;as61. He will come to call on you the moment he ____ his painting.A. will finishB. finishedC. has finishedD. had finished62. ---Dad, I'm confused what I am going to do after graduation.---You'd better first explore your talents and get to know yourself so as to find out _________your real interests lie.A. whatB. whereC. whichD. how63. A brilliant idea occurred to him, ________ to his research in the lab.A. while devotingB. while devoting himselfC. while he was devotedD. while devoted64. Much________he states he has a good taste of his own, he can’t avoid being influenced by advertisement.A. whileB. althoughC. asD. when65. No matter how _____, you can find something animate, a kind of plant, an animal or human being.A. may a desert be dryB. a desert dry may beC. dry a desert may beD. a desert may be dry66. Forests are being cut and burned at _______a speed ________they will disappear from the earth in the near future.A．such；as B．so；that C． such；that D．so；as67. I did ________know the news________he told me.A．neither；nor B．either；orC．so；that D．not；until68. The house stood _____ there had been a rock.A. whichB. at whichC. whenD. where69. Most children need encouragement in time of failure _______ they can cheer up again.A. so thatB. in caseC. becauseD. if70. _________, I have to put it away and focus my attention on study this week.A. However the story is amusingB. No matter amusing the story isC. However amusing the story isD. No matter how the story is amusing71. _____ he comes, we won't be able to go.A. WithoutB. UnlessC. ExceptD. Even72. If ______ something you don’t want to eat, just refuse politely.A. you giveB. being givenC. givenD. are given73. ________ unemployment and crime are high，it can be assumed that the latter is due to the former.A．Before B．Where C．Unless D．Until74. _____, could you please group buy 2 tickets for me?A. If you are convenientB. If is convenient to youC. If it’s convenient to youD. If you are possible75. ___ the day went on, the weather got worse.A. WithB. SinceC. WhileD. As76. After the new technique was introduced, the factory produced _____ tractors in 1988 as the year before.A. as twice manyB. as many twiceC. twice as manyD. twice many as77. I’ve already told you that I’m going to buy a new iPad, _____.A. how much does it costB. however much it costsC. no matter how it costsD. however does it cost much78. ________ the garden, my finger was seriously hurt by a rose stalk.A. To waterB. Having wateredC. While wateringD. While I was watering79. _____, Mother will wait for him to have dinner together.A. However late is heB. However he is lateC. However is he lateD. However late he is80. Small sailboats can easily turn over in the water ________.A. if not managed carefullyB. if are not managed carefullyC. unless not managed carefullyD. unless are not managed carefully81. ________________to the story, tears ran down his cheeks.A. When listenedB. ListenC. While listeningD. As he listened82. It was ____ that she couldnt finish it by herself.A. so difficult a workB. such a difficult workC. so difficult workD. such difficult work83. Tom was late for his train, and he asked one of the conductors ______.A.when was the next train.B.when the next train was.C.when is the next train.D.when the next train.84. ______________ you must remain calm.A. Whatever you may be frightenedB. However frightened you may beC. Whatever frightened you may beD. However you may be frightened85. The Harry Potter films are __________.A. such enjoyable films that children all over the world loveB. so enjoyable films that children all over the world loveC. such enjoyable films that children all over the world love themD. so enjoyable films that children all over the world love them86. ________, as long as I’m with nature, I don’t care.A. However tough the journey isB. Whatever tough the journey isC. However the journey is toughD. Whatever the journey is tough87. It is so wet there _____ the trees are extremely tall, some measuring over 90 meters.A. whatB. whichC. thatD. why88. ______ he once felt like giving up, he now has the determination to push further andkeep on going.A. WhereB. AsC. In caseD. Now that89. Bring it nearer _____ I may see it better.A. althoughB. even thoughC. so thatD. since90. ________, you’ll never be able to persuade him.A．However hard may you try B．Try however hard you mayC．However hard you may try D．Try hard however you may91. During the reconstruction of the city, many modern tall buildings went up ______ old shabby houses were torn down.A. whichB. in whatC. in whichD. where92. She will sing a song ____ she is asked.A. ifB. unlessC. forD. since93. ________, mother will wait for him to have dinner together.A. However late is heB. However late he isC. However is he lateD. However he is late94. --Who should be responsible for the accident?--The boss, not the workers. They just carried out the order _____.A. as toldB. as are toldC. as tellingD. as they told95. In the global economy, a new drug for cancer, ______ it is discovered, will create many economic possibilities around the world.A. whateverB. whoeverC. whereverD. whichever96. He started early _______he could get there before nine．A. in order thatB. becauseC. so as toD. in order to97. _____ hard she tries, she can hardly avoid making mistakes in her homework.A. MuchB. HoweverC. AsD. Although98. I usually get up very early _____________ I can have a cup of tea in my office before working.A. so thatB. in caseC. now thatD. even if99. No matter ________ the CRH accident in Wenzhou, it had and will have much warning significance.A. how the investigators said causedB. what the investigators said causedC. why the investigators said causedD. the investigators said how caused100. It is ______ heavy a box _____ no one can move it.A. too; toB. such; asC. such; thatD. so; that答案1. A2. D3. A4. C5. A6. C7. A8. C9. D10. A 解析：考查状语从句。
状语从句练习题及答案
状语从句练习题及答案状语从句练习题及答案状语从句是英语语法中的一个重要概念，它可以用来修饰主句中的动词、形容词或副词，起到进一步描述、解释或限制的作用。
熟练掌握状语从句的用法对于提高英语写作和阅读理解能力至关重要。
下面将给出一些状语从句的练习题及答案，帮助大家加深对这一知识点的理解。
练习题一：1. I will call you _______ I arrive at the airport.2. _______ you work hard, you will never succeed.3. She was so tired _______ she fell asleep during the movie.4. _______ it rains tomorrow, we will have to cancel the picnic.5. He couldn't find his keys _______ he searched the entire house.答案一：1. when2. Unless3. that4. If5. no matter how练习题二：1. _______ you finish your homework, you can go out to play.2. I will go to the party _______ I get an invitation.3. _______ you study hard, you will pass the exam.4. _______ it snows, we will build a snowman.5. She always cries _______ she watches sad movies.答案二：1. Once2. if3. If4. If5. whenever练习题三：1. _______ she is busy, she always finds time to exercise.2. _______ you eat too much, you will gain weight.3. _______ he is tired, he will keep working.4. _______ you don't hurry, you will miss the train.5. _______ she called, I was already asleep.答案三：1. Although2. If3. Even if4. Unless5. When练习题四：1. _______ I go, I always take my camera with me.2. _______ you don't study, you won't pass the test.3. _______ it is cold, I will go for a run.4. _______ she likes him, she never shows it.5. _______ you don't like it, you don't have to eat it.答案四：1. Wherever2. If3. Even if4. Although5. If通过以上练习题，我们可以看到状语从句的用法有很多种，包括时间、条件、原因、方式等等。
条件状语从句练习题及答案
条件状语从句练习题及答案条件状语从句练习题及答案条件状语从句是英语语法中的一个重要部分，它用来表达一个条件或假设，并且与主句之间存在着一定的逻辑关系。
掌握条件状语从句的用法对于理解和运用英语语法至关重要。
下面是一些条件状语从句的练习题及答案，希望能够帮助大家更好地掌握这一语法知识点。
练习题一：1. 如果你不去，我也不去。
2. 如果他来了，我们就开始。
3. 如果明天下雨，我就不去。
4. 如果你不忙，我们可以一起去看电影。
5. 如果你迟到，我就不等你了。
练习题二：1. 如果你好好学习，你就能考上大学。
2. 如果他来了，我们就一起去吃饭。
3. 如果你不去，我也不去。
4. 如果明天下雨，我们就不去游泳了。
5. 如果你不喜欢这个电影，我们可以换一个。
练习题三：1. 如果你不去，我也不去。
2. 如果他来了，我们就开始。
3. 如果明天下雨，我就不去。
4. 如果你不忙，我们可以一起去看电影。
5. 如果你迟到，我就不等你了。
练习题四：1. 如果你好好学习，你就能考上大学。
2. 如果他来了，我们就一起去吃饭。
3. 如果你不去，我也不去。
4. 如果明天下雨，我们就不去游泳了。
5. 如果你不喜欢这个电影，我们可以换一个。
练习题五：1. 如果你不去，我也不去。
2. 如果他来了，我们就开始。
3. 如果明天下雨，我就不去。
4. 如果你不忙，我们可以一起去看电影。
5. 如果你迟到，我就不等你了。
练习题答案：练习题一：1. If you don't go, I won't go.2. If he comes, we'll start.3. If it rains tomorrow, I won't go.4. If you're not busy, we can go to the movies together.5. If you're late, I won't wait for you.练习题二：1. If you study hard, you can get into college.2. If he comes, we'll go eat together.3. If you don't go, I won't go.4. If it rains tomorrow, we won't go swimming.5. If you don't like this movie, we can switch to another one. 练习题三：1. If you don't go, I won't go.2. If he comes, we'll start.3. If it rains tomorrow, I won't go.4. If you're not busy, we can go to the movies together.5. If you're late, I won't wait for you.练习题四：1. If you study hard, you can get into college.2. If he comes, we'll go eat together.3. If you don't go, I won't go.4. If it rains tomorrow, we won't go swimming.5. If you don't like this movie, we can switch to another one. 练习题五：1. If you don't go, I won't go.2. If he comes, we'll start.3. If it rains tomorrow, I won't go.4. If you're not busy, we can go to the movies together.5. If you're late, I won't wait for you.通过以上练习题，我们可以更好地理解和运用条件状语从句。
状语从句练习题(含答案)经典
【答案】A
【解析】
【详解】 句意：妈，这周末我能去看《流浪地球吗》？我不想错过这部电影。可以，如果你的作业 完成。
考查被动语态、条件状语从句。A. is finished（一般现在时，被动语态）；B. will finish（一 般将来时）；. finishes（一般现在时）；D. will be finished（一般将来时，被动语态）；if引 导条件状语从句，主句是将来时，从句用一般现在时表将来；从句的主语是your homework判断用被动语态，故选A。
候；although尽管，虽然；so that以至于，为的是；as soon as一⋯就⋯。根据句意可知，空后all of us could understand her表示前面explained⋯clearly的目的，故用so that引导目 的状语从句，选C。
14．—the workers are very tired,they keep on working.
13．Mrs. Smith explained the problem clearlyall of us could understand her.
A．untilB．althoughC．so thatD．as soon as
【答案】C
【解析】
【详解】
句意：Smith夫人清楚地解释了这个问题，以至于我们所有人都能明白她。until直到⋯时
A．beforeB．whenC．afterD．though
【答案】B
【解析】
【详解】
句意：--当我有空的时候，我通常选择乘火车去旅行。--我也是。我认为在火车上我们可以
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状语从句练习题(1)一、初中英语状语从句1．Helen didn't know anything about it_______ her father told her.A．if B．because C．after D．until【答案】D【解析】【详解】句意：直到她的父亲告诉她，她才知道关于它的一些事情。
考查连词辨析。
if是否，如果；because因为；after在......之后；until直到。
短语not ...until...意为“直到......才......”,故选D。
2．The Italian woman didn’t feel a culture shock____it was her first time to Shanghai. A．though B．since C．if D．when【答案】A【解析】句意：这个意大利妇女没有感到一种文化冲击，尽管她是第一次来上海。
A. though尽管；B. since自从；C. if 是否，如果；D. when当---时候；根据The Italian woman didn’t f eel a culture shock这个意大利妇女没有感到一种文化冲击，和it was her first time to Shanghai.她是第一次来上海之间用though 引导让步关系状语从句；故选A3．Rony will get a chance to work in this company ________ he doesn’t pass the interview. A．unless B．when C．if D．after【答案】A【解析】【详解】句意“除非罗尼没有通过面试，否则他将有机会在这个公司上班”。
A.除非；B.当……时候；C.如果；D.在……时候。
根据句意可知，表示“除非他没有通过面试”，故选A。
4．She eats ice-cream a lot, ________it isn't good for her.A．after B．until C．because D．although【答案】D【解析】【详解】句意：她经常吃冰淇淋，虽然这对她不好。
考查连词辨析。
A. after在……以后，表时间；B. until直到，表时间；C. because因为，表原因；D. although尽管，表让步。
本句前后是让步关系，需用although连接；根据句意语境，可知选D。
5．—The novel seems a little boring.—You won’t enjoy it _______________ you put your heart into it.A．when B．if C．after D．unless【答案】D【解析】试题分析：句意：--这部小说似乎有点儿无聊。
--如果你不用心读的话，你不会享受到这本书。
when，当……的时候；if如果；after在……之后；unless，如果不，除非。
结合句意，故选D。
考点：考查连词的用法。
6．My English teacher has taught English she came to the school.A．since B．as C．when D．for【答案】A【解析】【详解】考查连词辨析，句意：我的英语老师自从来到这个学校就教英语．结合语境推断句意是"我的英语老师自从来到这个学校就教英语．"，此句中的谓语动词用了现在完成时，本题设空处后面的时间状语从句用了一般过去时，所以结合句意用现在完成时的标志词since引导，故选A7．You are sure to fail the exam ________ you study hard.A．if B．unless C．since D．that【答案】B【解析】试题分析：句意：如果你不努力学习，你一定会考试不及格的。
A.if如果；B. unless如果不；C. since自从；结合句意，故选B。
考点：考查连词的用法。
8．We’ll go to the farm and help the farme rs with the apple-picking if it ______tomorrow. A．isn’t rain B．will be rainy C．doesn’t rain D．is raining【答案】C【解析】【详解】句意：如果明天不下雨我们将会去农场帮农民摘苹果。
考查条件状语从句。
根据题干We’ll go to the farm and help the farmers with the apple-picking if it ______tomorrow.可知，if引导的条件状语从句，主句用将来时，从句需用一般现在时，句意是“明天不下雨”，rain是实意动词，主语是it，变否定用助动词doesn’t。
故选C。
【点睛】主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时，从句用一般现在时替代一般将来时。
常见的有以下四种情况：一、条件状语从句的主句是一般将来时，那么从句常常用一般现在时如：When I grow up, I’ll be a nurse and look after patients我长大后要当一名护士，照顾病人二、如果主句是祈使句，那么从句通常要用一般现在时如：Don’t laugh at me when I make a mistake.我犯错误的时候不要笑话我。
三、如果主句是含有情态动词的一般现在时，根据需要从句多用一般现在时如：You should be quiet when you are in the reading room在阅览室时应保持安静四. 如果if的条件状语从句遇到变换间接和直接时 , 祈使句应用not to....如; She said not to close the window常见的时间状语从句的连词有：as soon as,when,while ,as,until等9．— What were you doing ______ I knocked at the door?— I was sleeping.A．unless B．onceC．when D．while【答案】C【解析】【详解】试题分析：句意：－我敲门时，你在做什么？－我在睡觉。
A．unless如果不，除非；引导条件状语从句；B．once一旦……，引导条件状语从句；C．when当……时，表示两个动作同时发生，主句一般使用过去时，从句使用过去进行时；D．while当……时，表示两个动作同时发生，后跟延续性动词，从句一般使用进行时态，表示一段时间。
本题表示“当……时”，knock是非延续性动词，故选C。
考点：考查连词辨析。
10．If the kids stay indoors all the time and get no exercise, they _________ weak. A．become B．have become C．will become D．became【答案】C【解析】【详解】句意：如果孩子们一直呆在室内并且得不到锻炼，他们将变得很虚弱。
If引导的条件状语从句主句用一般将来时，从句用一般现在时，结合语境故选C。
11．—It’s reported that the plastic pollution is harming the ocean.— I saw the report in the newspaper at breakfast. It will be worse _________ stronger laws are made.A．since B．after C．until D．unless【答案】D【解析】【详解】句意：--据报道，塑料污染正在侵害着海洋。
--早餐时，我在报纸上看到了这篇报道。
除非有更强有力的法律制定出来，否则情况会越发恶劣。
考查连词。
A. since自从；B. after 在……之后；C. until直至，直到……时（为止）；D. unless除非。
unless引导条件状语从句时,其谓语要用现在时表示将来意义。
且结合句意，前后意思对比。
故选D。
12．Our teachers have been with us for nearly three years we came to junior high school. We should thank them for what they have done for us.A．until B．before C．since D．while【答案】C【解析】句意：自从我们来到初中，我们的老师们已经和我们在一起将近三年了，我们应该感谢他们为我们所做的一切。
本题考查连词词义辨析。
A. until 直到···才 B. before 在···之前 C. since自从 D. while当···时候。
这里是since引导的时间状语从句，主句用现在完成时态，从句用一般过去时态，其他不符合题意，故选C。
13．There are fewer and fewer tigers in India. The situation will continue _______ humans stop hunting them for their fur and bones.A．if B．unless C．because D．since【答案】B【解析】试题分析：句意：印度有越来越少的老虎。
如果人类不停止为了虎皮和虎骨猎杀老虎，情况会继续。
A.if如果，表示条件；B.unless如果不，表示相反的条件；C.because因为，表示原因；D.since自从，表示时间的起点；既然，表示原因。
“如果不”停止，情况会继续。
故选B。
考点：考查连词的用法14．_______riding shared bikes is an easy way to travel, it also causes some problems. A．Although B．If C．Until【答案】A【解析】【详解】句意：虽然骑共享单车是一种简单的旅行方式，但也会引起一些问题。
A. Although尽管，虽然；B. If如果；C. Until直到。
根据下文it also causes some problems.可知上文是Although 引导的让步状语从句。
根据题意，故选A。
15．If the singer ______ to Zigong ______ September 20th， please call me．A．will get；on B．gets；onC．gets；in【答案】B【解析】【详解】句意：如果歌手9月20日到自贡，请给我打电话。