英语人教版必修3课后习题：Unit 2Section Ⅲ— Grammar Word版含解析
Section Ⅲ— Grammar课后篇巩固提升一、用恰当的情态动词完成下列句子1.As a doctor,you try your best to cure your patients.答案should/ought to/must2.In some parts of the world,you boil the water before drinking it.答案must/have to3.He have stayed at home this morning.I saw him shopping in another city.答案can’t/couldn’t4.You smoke in this part of the hospital.答案mustn’t5.—You have finished the article.The deadline is last Friday.—Sorry.I have been busy these days.Could you give me three days more?答案ought to/should6.He have caught a bad cold last night,for his forehead felt burning.答案must二、借助合适的情态动词完成句子1.—I left my handbag on the train,but luckily someone gave it to a railway official.—How unbelievable to get it back!I mean,someone might (steal)it.答案have stolen2.I told Sally how to get there,but perhaps I (write)it out for her.答案should have written3.—Oh,I’ve missed a good chance.—Yes,you (take)the job when it was offered to you.答案should have taken4.—Do you think the rain will affect the result of the football game?—The players are used to such weather;it not make any difference to them.答案should5.I thank you too much for all your help to my son while we were away from home.答案can’t6.It’s quite warm here;we turn the heating on yet.答案needn’t7.People drive after drinking alcohol.答案mustn’t8.Days later,my brother called to say he was all right,but say where he was.答案wouldn’t三、完形填空One day we were on our way to a family event.As we 1into the local gas station,I noticed a woman sitting 2at a picnic table.It was around 80 degrees and she was dressed in a 3 coat and long pants.As we left the gas station,I told my husband I needed to go home and 4something first.As we returned to our home,I went and 5some items.I had just purchased a new backpack and I knew it was 6for her because it 7her coat.As I was back into the gas station,I got out of the car with the new backpack full of goodies(好吃的东西).I walked up to the woman,8myself and asked if it was okay if I sat down with her.I offered her the 9and she accepted it.She then asked me if I would like to 10 a snack with her,as she had not had anything to 11today.I agreed and for over an hour and a half I12there with her,a proud mother and wife who lost her entire 13 a few years ago.She was once a school teacher,but she was unable to 14return to work after the15.She explained the reason why she wore that 16coat:It was the last thing she bought with her daughter.She explained that she sat with her family at that very 17.We shared smiles and 18.This women helped me to realize that every moment is such a 19gift and in the blink(眨) of an eye,everything can 20.Make sure that you hug your loved ones extra tight today!1.A.walked B.ran C.pulled D.sailed答案C解析此处意思是说作者和丈夫开车进入加油站。
pull into意为“驶入”。
2.A.alone B.happily C.still D.nervously答案A解析根据下文对那位女士的遭遇的描述可知应该选A项。
那位女士独自一人坐在桌旁,无人陪伴。
3.A.winter B.thin C.cool D.fashionable答案A解析与前面的“It was around 80 degrees”形成反差且与long pants相一致,应表示厚衣服。
那位女士在大热天穿着冬天的衣服。
4.A.stay away from B.take care ofC.put awayD.turn off答案B解析作者说自己需要回家处理点事情。
take care of此处意为“处理”。
stay away from躲避;put away放好;turn of关闭。
5.A.stored B.gathered C.hid D.provided答案B解析根据宾语some items并且结合下文提到的backpack可知应该选B项,即作者把一些东西收拾到一起,放到包里面准备送人。
6.A.heavy B.cheap C.wrong D.perfect答案D解析空前的it指代前面的a new backpack,因此应该选D项。
作者知道,新的背包一定很适合那位女士。
7.A.dirtied B.matchedC.representedD.contained答案B解析作者认为背包适合那位女士的原因是该背包与她的外套相配。
8.A.introduced B.protected C.enjoyed D.seated答案A解析根据常识可知,应该是对陌生人先做自我介绍,所以选A项。
作者走近那位女士,做了自我介绍并且问是否可以和她一起坐。
9.A.book B.meal C.advice D.bag答案D解析D项的bag指上文提到的backpack。
10.A.discuss B.prepare C.share D.order答案C解析根据上文的full of goodies和下文的for over an hour and a half可知,作者和女士一起吃东西,攀谈超过了一个半小时。
11.A.show B.tell C.care D.eat答案D解析那位女士邀请作者和她一起吃零食,因为她今天还没有吃任何东西。
12.A.sat B.waited C.worked y答案A解析根据上文的“...and asked if it was okay if I sat down with her”可知,作者和女士在那里坐了一段时间。
13.A.health B.family C.wealth D.fame答案B解析下文的“It was the last thing she bought with her daughter”是提示,此处意思是说那位女士几年前失去了所有的家人。
14.A.publicly B.gentlyC.mentallyD.energetically答案C解析第一段提到大热天女士穿冬天的衣服,上段又说她失去了所有的家人。
结合这些细节可知,应该选C项。
女士的遭遇使她精神上不能恢复到可以重返教师工作的程度。
15.A.meeting B.accident C.wedding D.dinner答案B解析根据前文的那位女士失去家人的细节,并且结合常识可知,此处应该选B项。
女士的家人应该是发生了意外。
16.A.wonderful B.foreignC.particularD.black答案C解析只有C项符合前文的描述, that particular coat指前文出现的a winter coat。
这是女士解释的内容,她穿的那件外套是和女儿一起买的最后一样东西。
17.A.tent B.window C.counter D.table答案D解析根据第一段中的“I noticed a woman sitting alone at a picnic table”可知答案。
18.A.tears B.stories C.experiences D.opinions答案A解析所选词必须与smiles相对应,因此只能选A项。
人教版高中英语必修第三册 课后习题 UNIT 2 Section Ⅲ
SectionⅢDiscoveringUsefulStructures课后·训练提升一、单句语法填空1.When I opened the door,I found the fallen leaves(cover) the ground.答案:covering2.I heard her (sing) an English song when I passed by her room.答案:singing3.Her noticed the classroom (clean) by the monitor when she came in.答案:being cleaned4.I’m very sorry to keep you (wait).答案:waiting5.With an old man (lead) the way,we had no difficulty finding the village.答案:leading6.It’s wrong to leave the water (run).答案:running7. (taste) good and sweet,this kind apple was soon sold out in the market.答案:Tasting8. (judge) from his appearance,he is a rich man. 答案:Judging二、单句改错1.Have no place to go to,the man wandered about in the street.答案:Have→Having2.It rained heavily,and causing severe flooding in that country.答案:去掉and3.Walked along the street one day,she saw a little girl running up to her.答案:Walked→Walking4.Her husband died in 1960,left her with 5 children.答案:left→leaving5.Because he being ill,he didn’t go to school y esterday.答案:being→was6.Many people observed him was leaving the harbor.答案:去掉was7.Found a hotel,we looked for somewhere to have dinner.答案:Found→Having found8.We saw her taking to the operating room.答案:taking→being taken三、完形填空Jean was a nurse who worked in a children’s hospital.One 1 there was a big dance at the hospital.Most of the doctors and nurses would be there,but of course some had to be 2 to look after the children,and Jean wasn’t one of the lucky ones who were free to go to the 3 .When she had to start work that evening 4 her friends were getting ready to the dance,she felt very 5 for herself.She went to each sick child one after the other and said6 ,until she came to one little boy whom she was very7 of.His name was Dicky,and he was eleven,but he already talked like a(n)8 .Poor Dicky had a very serious illness,and now he was9 able to move any part of his body except his hands.Jean knew that he would never get any 10 ,but he was always happy and always thinking about other people 11 about himself.He knew that Jean loved dancing,so now,when she came to 12 good night to him,he greeted her with the 13 ,“I’m very sorry that you have to miss the dance because of 14 .But we’re going to have a party for you.If you look in my drawer,you’ll 15 a piece of cake.I saved it from my supper today,so it’s quite16 .And there’s also a shilling(先令) there,which my mother gave me last week.You can 17 something to drink with that.”“And I’d 18 and dance with you myself if I were 19 to,” he added.Suddenly the hospital dance seemed very far away and not 20 at all to Jean.1.A.noon B.morningC.afternoonD.evening答案:D解析:由下文的“sowhenshehadtostartworkthatevening”可知舞会是在晚上举行。
高中英语必修3人教版同步练习及答案：Unit 2 Healthy eating Grammar
高一英语同步练习:必修3 Unit 2 Healthy eating第3课时Grammar基础练习请试着分析课文中这些带情态动词的句子中情态动词的用法。
1. Everybody has to eat, but do you eat a healthy diet ?2. What do you think you should go into a good meal ?3. By now his restaurant ought to be full of people .4. What could have happened ?5. Nothing could be better.6. Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did .7. Perhaps he should go to the library and find out .8. Perhaps with a discount and a new sign he could win his customers back .9. Perhaps we ought to combine our ideas and provide a balanced menu with food full of energy and fibre .实战演练一.单项选择1.Mrs Brown really _________ go on a diet.She has put on so much weight since she gave up jogging(慢跑).A.couldB.ought toC.mayD.must2.— Has Mary finished writing her article?—No, and it _____ before class was over.A.should be finishedB.should finishC.should have finishedD.ought to have been finished3.You fool! You ______ for a house full of wonderful food, but you only wished for acake.A .could wish B.could have wished C.can wish D.may wish4.What is the way George thought of ______ enough money to buy the house?A.to getB.gettingC.having gotD.being got5.—What do you think of his opinion?—None has given me ___________ piece of advice.A.a betterB.a bestC.the bestD.the better6.— Which is ___________, China or Russia?—Russia is ___________ than China, I think.rger; largerB.the largest; largerC.the lager;the largerD.the larger; larger7.I thought I was going to fail the exam, but I passed _______.A.above allB.after allC.in allD.first of allst summer holiday, I went back to my hometown, ________ the neighbours and the house ________ I used to be familiar with were gone.A.only finding; whichB.only to find; thatC.to find; whomD.found; that9.—Let’s go to a movie after work, OK?— _____________A.Not at all.B.Why not?C.Never mind.D.What of it?10.Nuclear science should be developed to benefit the people ______ harm them.A.more thanB.rather thanC.other thanD.better than11.—Didn’t you enjoy the performance last night?—___________.It was less wonderful than expected.A.Yes, I didB.No, I didn’tC.Yes, I didn’tD.No, I did12.Thi s project ________ considered thoroughly, and I’m sure it ________ finished on time.A.must be; may beB.should be; can beC.may be; must beD.can be; should be13.I was really anxious about you.You _______ home without a word next time.A.mustn’t leaveB.shouldn’t have leftC.couldn’t have leftD.needn’t leave14.It was very kind of you to do the washing-up, but you ________ it.A.mustn’t have doneB.wouldn’t have doneC.mightn’t have doneD.didn’t have to do15.It was ______ that they all went swimming in the river.A.such a hot weatherB.such hot weatherC.so hot weatherD.so hot a weather二.单句改错1.They mustn’t have been in the library because I saw them on the playground .2.At last he could finish the work ahead oftime .3.What a terrible weather we have been having !4.My brother left the school at the age of fifteen ,so he hasn’t much knowledge .5.Thought it was very cold ,but he went out without an overcoat .6.His book is different from me .三.句式变换根据A句句义,完成B 句, 使句义相同或相近。
人教版高一英语必修三 unit3 grammar表语从句练习含答案
表语从句1.__________ is troubling me is _________ I don’t understand __________ he said.A. What; that; whatB. What; what; whatC. That; that; whatD. Why; that; which2. ---I drove to Zhuhai for the air show last week.---Is that __________ you had a few days off?A. whyB. whenC. whatD. where3. Things were not _________ they seemed to be.A. whenB. whyC. thatD. where4. If there was a reason why I achieved such a great success, maybe it is just __________ I have been so lucky.A. thatB. becauseC. in thatD. owing to the fact that5. ---Her ability has never been in doubt.---The question is _________ she is prepared to work hard.A. thatB. ifC. whereD. whether6. The reason why she doesn’t go there was __________ a new job.A. because she gotB. because off gettingC. due to gettingD. that she got7. _________ surprised me was _______ he couldn’t speak English.A. That; thatB. Why; thatC. Who; thatD. What; that8. His first question was _________ Tom had arrived.A. ifB. thatC. whetherD. what9. The question is ________ can be put into practice.A. how you have learnedB. how what you have learnedC. that why you have learnedD. how that you have learned10. A hinge joint is _________ permits the forward and backward movement of a door.A. thatB. whatC. thoseD. which11. One reason why Hamlet is such a successful play is that _________.A. it appeals different to peopleB. different people are appealedC. it appeals to many different peopleD. people find it appealing to them very much12. I think it is _________ you are doing too much.A. because ofB. becauseC. because thatD. due to13. A more important question is _________ these ideas are well or ill found.A. whereB. whenC. howD. whether14. The reason he is ill is _________ he ate too much.A. due toB. thatC. sinceD. because15. Even the mountains here are no longer ________ they used to be.A. the sameB. whichC. thatD. what16. That’s __________ I want to say.A. all whatB. whatC. all whichD. what that17. That’s _____________.A. where out differences lieB. our differences lie thereC. where do our differences lie C. that where out differences lie18. That is __________.A. where lived he thereB. where did he livedC. where he livedD. that where he lived19. The question is ____________.A. whether is it worth doingB. that if it is worth doingC. whether it is worth doing C. if it is worth doing20. Water will continue to be __________ it is today next in importance to oxygen.A. howB. whichC. whatD. as21. That’s __________.A. how did I become a teacherB. how I became a teacherC. how a teacher I becameD. that I became a teacher22. They are just ___________.A. that what shall I haveB. what shall I haveC. that I shall have whatD. what I shall have23. It looked ___________.A. as if it was going to rainB. that as if it was going to rainC. as if was it going to rainD. as if that it was going to rain24. That’s ____________.A. how she did itB. that how did she do itC. how did she do itD. what she did it25. That is _________ we decided to put the discussion off.A. whereB. whichC. thatD. why26. That’s ________ I lived which when I was ten years old.A. whereB. at whichC. there whereD. when27. My suggestion is ________ we should send a few comrades to help them.A. ifB. thatC. when thatD. that where28. With the development of computers, it is_________ man has suddenly become a millionaire of the mind.A. thatB. as ifC. whyD. as29. It looks ________ successful international cultural communication will make the world smaller.A. thatB. as ifC. whyD. as30. The question is __________ we shall perform the experiment.A. whichB. whereC. whoD. thatAADAD DDCBB CBDBD BACCC BDAAD ABBBB。
英语人教版必修3课后习题：Unit 3Section Ⅲ— Grammar Word版含解析
Section Ⅲ— Grammar课后篇巩固提升一、用适当的连接词或所给动词的适当形式填空1.My suggestion is that you (apologize)to your mother.答案(should)apologize2.He worked on the plan for almost a month but couldn’t see any progress.That’s he (lose)his patience.答案why;lost3.I am very interested in he (earn)his passage in such a short time.答案how;earned4.We are glad so many old friends (attend)our party tomorrow.答案that;will attend5.I want to know you can repair the computer or not.答案whether6.Do you know hat it is?答案whose7.Please tell me you (wait)for.答案whom;are/were waiting8.Is that yellow envelope you are seeking for?答案what9.We haven’t discussed yet we are going to place our new furniture.答案where10.The problem is that I (be)short of money at that time.答案was二、单句填空1.After ten years,she changed a lot and looked different from she used to be.答案what2.Everything depends on they will support you about it.答案whether3.You can’t imagine terrible weather we had.答案what4.—I lost my cellphone yesterday.Can you tell me I can buy one?—Well,there is a department store just around the corner.答案where5.He insisted that he (not break)the law and that he(set)free.答案hadn’t broken;(should)be set6.I don’t know or not I should take his advice.答案whether7.They wanted to see shop offered the best service and advice among those shops.答案which8.My hope is he will keep it a secret forever.答案that三、完成句子1.No one in the office knew (她为什么如此生气).答案why she was so angry2.From space,the earth looks blue.This is(因为它的表面的大约71%被水覆盖).答案because about 71 percent of its surface is covered by water3.We haven’t discussed (我们将把这些旧书放在哪儿).答案where we will put/place these old books4.Do you know (汤姆什么时候去北京)?答案when Tom will go to Beijing5.Our success will depend on (她是否愿意加入我们).答案whether she would like to join us四、完形填空There is an Indian story about a bar of candy that came to see God in Heaven.He 1:“Dear God,I am so sweet.I am so 2!I keep the Five Precepts(戒律).” The sugar candy,as you know,always 3on the table doing nothing.He says he never does 4to anyone.“But anyone,even the ants,the flies — anyone who comes 5me wants to eat me.Why?What have I done?Doesn’t the law 6anymore?” Because God says that if you 7something bad,if you harm someone,if you are sour,then people will 8sourness(坏心眼)to you.But if you are 9to people,if you are nice and you don’t do any harm to people,then they will 10harm you,right?So the candy said,“Why me?I am a candy.I am so sweet,but people always 11me and abuse me,why?” And God said,“You’d better 12 a little bit further before I answer you.”And the candy said,“Why,you don’t 13me?” So God said,“Just do it!Stand away,please!”He’s nearly lost his 14.Oh,he’s shouted very hard,very loud.And the sugar was15,thinking that God didn’t like him and got 16with him.He said,“M-m-m-y G-g-god,but what did I do?”17,God said,“You didn’t do anything,but if you stay too near,I will also want to eat you!”Everything in this world has a 18of its own.Some are charming,some are 19,like the candy,chocolate,the cakes,and some 20everything,like fire,as soon as you get near.1.A.praised plainedC.reportedD.ordered答案B解析由下文糖果所说内容可知,它是在抱怨别人对它的不公正,因此应用complained。
英语人教版必修3课时作业 Unit 2 Grammar
课时作业7GrammarⅠ.同义句转换1．His restaurant ought to be full of people.His restaurant ought to be filled with people.2．He often lies, so no one believes him.He often tells a lie,_so no one believes him.3．But Li Maochang seemed not to hear.But it seemed that Li Maochang didn't hear.4．I don't like energy-giving food any longer.I'm tired of energy-giving food.5．I don't know how they were not punished for breaking the window.I don't know how they got away with breaking the window.Ⅱ.用情态动词的肯定或否定形式填空1．—Is there anything I need to know before I start?—You mustn't use the office phone for private calls.2．—They ought_to/should have prepared for the meeting more carefully.—But they didn't. What a pity!3．—Excuse me, where is the nearest bank?—Go straight ahead; you can't/won't miss it, which is a huge building.4．—So you have to leave now.—Yes, I have_to.—How nice it would be if you could stay a bit longer!5．—I will furnish your room with the best computer and television.—You needn't. I prefer a bookshelf to do some reading in my spare time.6．—Why are your eyes so red? You can't/couldn't have slept well last night.—Yeah, I stayed up late writing a report.7．Tom, you mustn't leave all your clothes on the floor like this?8．—Need she attend the meeting?—Yes, she must. It's very important to her.9．—Must I do it now?—No, you needn't.10．—Catherine, I have cleaned the room for you.—Thanks. You needn't_have_done it. I could manage it myself.Ⅲ.句型训练1．Henry is feeling uncomfortable. He must_have_drunk too much at the party last night.亨利感觉不舒服。
最新人教版英语必修3课后练：Unit 2 Healthy eating Section 3 课末 Word版含答案
Unit 2Section ⅢⅠ.单词拼写1．Education must be combined with productive labour.2．With so much homework to do，most children's playtime is now very limited.3．Everyone should be aware of his strengths and weaknesses.4．We'll run into debt if you continue to spend more than our income.5．Many people have come to realize that they should go on a balanced diet.6．Don't give the baby meat to eat，because he can't digest it.7．If you don't feel well，you'd better consult a doctor immediately.8．She put on dark glasses because the sun was glaring(闪耀) in her eyes.9．Many of the things we now benefit(获益) from would not be around but for Thomas Edison.10．She sighed(叹息) when she saw the hole in her blouse.Ⅱ.选词填空(用方框中所给短语的适当形式填空)He felt destroyed by the thought that she no_longer needed him.2．The new traffic regulations will cut_down on the number of accidents.3．Jim and Mary met in a studio. Before_long they became good friends and got married.4．Most people in this city earn_their_living by working in the car factory.5．I'm heavily in_debt and that's why I'm selling the house in a hurry.6．The policemen are spying_on the three men in the room next to the door.7．It's great to have so much delicious food during the Spring Festival，but I always put_on_weight.8．The soldiers stood there as if they had been turned_into stone.9．Don't glare_at your teacher like that. You deserve the scolding.10．We should learn to combine work with pleasure.Unit 3Section ⅠⅠ.单句语法填空1．Whenever I made mistakes，the teacher pointed them out with patience(patient)．解析：考查词形转换。
高中英语Unit3ComputersSectionⅢGrammar_现在完成时的被动语态教案含解析新人教版必修2
Section Ⅲ Grammar—现在完成时的被动语态语法图解探究发现①Over time I have been changed quite a lot.②Since the 1970s many new applications have been found for me.③The important problem has been discussed for nearly two weeks.④The ink has not been removed from the clothes.⑤Haven't your problem been solved?⑥How many buildings have been built in your school?[我的发现](1)以上例句中都使用了现在完成时的被动语态。
(2)以上例句中第①②③句是该时态的肯定句式；第④句是否定句式；第⑤句是一般疑问句式；第⑥句是特殊疑问句式。
一、结构Already this year, 115 measles cases have been reported in the USA, compared with 189 for all of last year.(2017·北京高考)今年美国已经报告了115例麻疹病例，而去年全年共189例。
The construction of the bridge has not been finished.桥的建设还没有完成。
Has the date for the next meeting been decided?下次会议的日期已决定了吗？How long has the battery not been changed?电池多久没有更换了？[即时演练1](1)变换句子The children have already been told the good news.①将上面的句子变为否定句。
2020届高考英语人教版必修三课后篇巩固提升练习：Unit 2 Section Ⅲ— Grammar Word版含答案
SectionⅢ—Grammar课后篇巩固提升一、用恰当的情态动词完成下列句子1.As a doctor,you try your best to cure your patients.答案should/ought to/must2.In some parts of the world,you boil the water before drinking it.答案must/have to3.He have stayed at home this morning.I saw him shopping in another city.答案can’t/couldn’t4.You smoke in this part of the hospital.答案mustn’t5.—You have finished the article.The deadline is last Friday.—Sorry.I have been busy these days.Could you give me three days more?答案ought to/should6.He have caught a bad cold last night,for his forehead felt burning.答案must二、借助合适的情态动词完成句子1.—I left my handbag on the train,but luckily someone gave it to a railway official.—How unbelievable to get it back!I mean,someone might (steal)it.答案have stolen2.I told Sally how to get there,but perhaps I (write)it out for her.答案should have written3.—Oh,I’ve missed a good chance.—Yes,you (take)the job when it was offered to you.答案should have taken4.—Do you think the rain will affect the result of the football game?—The players are used to such weather;it not make any difference to them.答案should5.I thank you too much for all your help to my son while we were away from home.答案can’t6.It’s quite warm here;we turn the heating on yet.答案needn’t7.People drive after drinking alcohol.答案mustn’t8.Days later,my brother called to say he was all right,but say where he was.答案wouldn’t三、完形填空One day we were on our way to a family event.As we 1 into the local gas station,I noticed a woman sitting 2 at a picnic table.It was around 80 degrees and she was dressed in a 3 coat and long pants.As we left the gas station,I told my husband I needed to go home and 4 something first.As we returned to our home,I went and 5 some items.I had just purchased a new backpack and I knew it was 6 for her because it 7 her coat.As I was back into the gas station,I got out of the car with the new backpack full of goodies(好吃的东西).I walked up to the woman,8 myself and asked if it was okay if I sat down with her.I offered her the 9 and she accepted it.She then asked me if I would like to 10 a snack with her,as she had not had anything to 11 today.I agreed and for over an hour and a half I 12 there with her,a proud mother and wife who lost her entire 13 a few years ago.She was once a school teacher,but she was unable to 14 return to work after the 15.She explained the reason why she wore that 16 coat:It was the last thing she bought with her daughter.She explained that she sat with her family at that very 17.We shared smiles and 18.This women helped me to realize that every moment is such a 19gift and in the blink(眨) of an eye,everything can 20.Make sure that you hug your loved ones extra tight today!1.A.walked B.ran C.pulled D.sailed答案C解析此处意思是说作者和丈夫开车进入加油站。
高中英语人教版必修3习题：Unit 2 Section 3 Word版含答案
Section_ⅢGrammar—_情态动词(Ⅱ)语法图解探究发现①By now his restaurant ought to be full of people.②Does your father need any help?③What do we need to take for the picnic?④You needn't try to explain.⑤His mother is ill. He has to stay at home to look after her.⑥Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did.[我的发现](1)以上句子中，第①、④、⑤、⑥句中的黑体词都是情态动词，而第②和③两句中的黑体词是实义动词。
(2)以上各句中的情态动词后都接动词原形。
其中第⑥句中must have happened的意思是“一定已经发生了”。
(3)上述句子中ought to意为“应该”；need意为“需要”；has to意为“不得不”。
一、ought to的用法1．“应该”，表示责任或义务。
用于表示按道理应当，常指客观的义务或责任，大多数情况下可用should代替，但比should语气重。
You ought to study harder than your brother.你应该比你哥哥更努力学习。
I should help her because she is in trouble.她有困难了，我应该帮助她。
2．“应该”，表示劝告、建议或命令。
should和ought to可通用，但在疑问句中常用should。
ought to的否定式为oughtn't to或ought not to。
You ought to balance career and family.你应该平衡好事业与家庭之间的关系。
高中人教版英语必修3课本练习-习题参考答案
高中人教版英语必修3课本练习-习题参考答案第一单元读写任务答案任务一1. The author believes that one of the most important things for a leader is to have a vision for the future.2. The author considers President Eisenhower as an example of a leader with a clear vision.3. According to the author, without vision, leaders will not be able to inspire and motivate their followers.4. A leader's vision should be based on reality and take into account the needs and desires of the people.任务二2. A leader's vision should be realistic, considerate of the needs of the people, and take advantage of opportunities.4. The ability to adapt and adjust the vision to changing circumstances is important for a leader's success.5. A leader's vision should be based on a thorough understanding of the current situation and the desired goals.任务三1. A leader's vision provides a sense of direction and purpose to the organization.4. A leader's vision serves as a guide for developing strategies and allocating resources.5. A vision should be adaptable and open to revisions based on feedback and changing circumstances.第二单元课文语法填空答案1. a2. the3. on4. was named5. it6. in7. because8. to achieve9. significance10. influences第二单元课文短文改错答案1. do -> does2. in -> on3. a -> an4. practices -> practice5. pouring -> poured6. but -> and7. started -> start8. which -> who9. few -> little10. sadly -> sad请注意：以上答案仅供参考，具体答案可能因个人理解和解题思路不同而有所差异。