2015高考英语(四川专用)二轮强化练习 专题4 状语从句
2015届高考英语二轮专题提升训练名词性从句
2015届高考英语二轮专题提升训练名词性从句1．( 2014·长沙市二模，34)Although he has become wealthy, Mr. Wood remains ________ he used to be, modest and friendly.A．when B．whereC．how D．what2．( 2014·天津市十二区县联考，9)You must notice ________ the emergency exit is when you enter the building.A．which B．whereC．what D．in which3．( 2014·郑州市二模，30)Rosa regretted giving her opinion about the decision directly, feeling ________ she should have expressed it differently.A．how B．whyC．that D．if4．( 2014·太原市二模，32)The mother, who is strict with her two daughters, has a clear list of ________ they are not permitted to do.A．why B．howC．what D．which5．( 2014·石家庄一模，27)After a day's exhausting climb we arrived at ________ we had been told was Garden in the Air.A．what B．whichC．that D．where6．( 2014·成都市二诊，10)I couldn't imagine ________ difficult it was for these badly injured victims to make it to the hospital.A．when B．howC．what D．where7．( 2014·重庆市考前模拟，35)—Haven't I seen you some place before?—Yes. That's ________ I don't go there anymore.A．because B．howC．why D．when8．( 2014·云南省第二次统检，12)We have realized ________ she is expecting is just an opportunity to test her ability.A．that B．whichC．what D．where9．( 2014·海口市调研，24)The Frenchman pointed to the spoon and asked me ________ to call that in Chinese.A．whether B．whereC．which D．what10．( 2014·兰州市诊断，8)The news spread quickly through the village ________ the war had ended, ________ made villagers wild with joy.A．which; that B．that; whatC．that; which D．where; which11．( 2014·贵阳市二模，10)We believe ________ we can find out the wonder drugs to H7N9 bird flu.A．when B．whetherC．what D．that12．( 2014·西安市质检一，29)Life is ten percent ________ happens to you and ninety percent ________ you respond to it.A．which; how B．what; whatC．that; that D．what; how13．( 2014·东北三省三校第二次联考，31)Please hold on to ________ you are strong and try to improve the weak subjects.A．when B．whereC．what D．which14．( 2014·上海市八校联考，30)The problem is ________ sometimes when we are given something on a constant basis, we start to take them for granted and forget being thankful for what we already have.A．that B．howC．where D．which15．( 2014·南京市三模，25)—Sir, I feel it complicated to apply to a university abroad.—Why not read our guide? This is ________ the relevant information is available.A．what B．howC．where D．why16．( 2014·威海两校4月质检，24)The tour pal lost his way in the mountain; ________ made things worse was that it began to rain.A．that B．whatC．which D．who17．( 2014皖南八校第三次联考，33)It hasn't been made clear ________ the new underground line is to be open to traffic.A.when B．thatC．what D．where18．( 2014·临沂市二模，31)Life is like a tale. ________ matters is not how long it is, but how good it is.A．Which B．ThatC．What D．Whose19．( 2014·昭通市统检，7)The result was far beyond ________ we had expected, ________ brought great joy to everyone of us.A．that; which B．that; thatC．what; that D．what; which20．( 2014·安徽名校联盟) It is worth consider ing ________makes “I am a singer” so popular through China.A．what B．whyC．how D．that21．( 2014·桂林市一调，25)The retired engineer is showing ________ the wheelchair climbs stairs, which all the curious visitors want to know.A．when B．howC．that D．why22．( 2014·浙江省第一次五校联考，28)China's reform and opening has been going on for________ is like about 30 years now and it's really quite remarkable.A．that B．whichC．what D．it23．( 2014·临沂市三模，25)His shop was so well managed that he sold in just 5 months ________ his competitor sold in a year.A．how B．whatC．whether D．why24．( 2014·杭州市一模，4)In the office an electrical engineer is looking through the instructions to know ________ the heat system works before the repair work.A．whether B．whyC．how D．that25．( 2014·南京市二模，34)After ________ seemed a hopeless wait, four coal-miners trapped in the mine for 125 hours were finally rescued in Heilongjiang Province.A．when B．thatC．it D．what26．( 2014·苏锡常镇二模，29)Israel was created as a homeland for homeless Jews after World War Ⅱ. However, the creation of Israel in ________ used to be Palestine left many Palestinians homeless.A．what B．whichC．where D．that27．( 2014·合肥市一模，27)Helen has got ________ it takes to be a great tennis player. In other words, she has the potential to become world famous.A．how B．whatC．when D．that28．( 2014·合肥市二模，28)It remains to be seen ________ this plan is practical enough to keep the project going.A．whether B．howC．where D．when29．( 2014·南昌市二模，25)Sometimes, ________ we show our gratitude for a person is reflected in the kind of food we serve him or her.A．when B．whetherC．why D．how30．( 2014·福建省毕业班质检，35)—I wonder ________ so many people are crazy about Gangnam Style.—It's good for bodybuilding, and it brings people a lot of fun, you know.A．how B．whereC．why D．that【答案及其解析】7．答案：C考查表语从句。
2015届高考英语二轮训练《并列句与状语从句》2
专题7 并列句与状语从句1．He was so deep in thought，thinking of the problem ________ he knocked into the tree without noticing it.A．when B．whileC．because D．that答案 D解析考查状语从句的引导词。
so...that...表示“如此……以致……”，引导结果状语从句。
句意为：他思考问题太投入了，以致一不留神儿撞到了树上。
2．We had to be patient because it ________ some time ________ we got the full results.A．has been；since B．had been；untilC．was；after D．would be；before答案 D解析在“it＋be＋一段时间＋before/after/since＋从句”句型中，before从句中的动作经过一段时间后才会实现；after从句中的动作发生后已经过去了一段时间；since从句中的动作完成后到现在已经有一段时间了。
结合题意可知，答案为D项。
3．—Someone wants you on the phone.—________ nobody knows I am here.A．Although B．AndC．But D．So答案 C解析前半句句意为：有人给你打电话，后半句句意为：没有人知道我在这儿。
根据句子意思可知前后两句明显为转折关系，因此选C项。
4．—What do you think I should wear for such a formal press conference?—Dress ________ you like.A．how B．whatC．whatever D．however答案 D解析考查状语从句。
dress作及物动词时，宾语为人；本题中的dress为不及物动词，所以后面应该接一个状语从句。
高中英语真题-2015届高考高三英语二轮专题复习精练：完型填空(4)
高中英语真题:2015届高考高三英语二轮专题复习精练：完型填空（4）A[2014·河南省普通高中高三毕业班适应性测试]All throughout life we deal with some types of disappointme nt, whether it is from our job, family or friends. Several days b efore my __1__， Dad said he would buy me a car. You can i magine the __2__ I felt. He went on to say that it would be __ 3__ on the morning of my birthday. That morning, I stood in my parents' driveway __4___ my car to arrive. My heart was __5__ fast, in my mind there was a red sports car. I got excited!Several minutes later, I noticed a truck __6__ the street and t o my surprise the driver pulled __7__ my parents' driveway. It wasn't my beautiful sports car—it wasn't car __8__. I figured the driver had made a wrong turn or needed __9__.I walked up to the truck and __10__ if I could help him. He s aid what he was looking for and gave me a(n) __11__. It was my home. I couldn't __12__it! It wasn't the sports car I had imagined in my mind. The truck had about 20 different __13__ on it. It was used for the paint shop of the repair factory whe re my dad worked.My dad walked out of the house and __14__ my dad saw my disappointment on my face, so he comforted me and said tha t we could __15__ changing the truck and make it look much better. One year later, after many hours of __16__ every day toclean the different colours, the truck became a beautiful brow n colour and we __17__ to get it goodlooking again.This did give my father the opportunity to do what he loved t o do and __18__ his son some valuable lessons about life. _ _19__ there may be disappointment in your life, you should find the positive lessons in it. If you can _20__ some kind o f disappointment, you can become a stronger, smarter and more confident person.1. A. festival B. celebrationC. holidayD. birthday2. A. excitement B. disappointmentC. honorD. surprise3. A. brought B. sentC. gatheredD. got4. A. waiting for B. worrying aboutC. caring forD. asking about5. A. kicking B. hittingC. beatingD. knocking6. A. passing by B. coming downC. getting throughD. running into7. A. into B. atC. ofD. from8. A. in all B. above allC. after allD. at all9. A. repairs B. directionsC. restaurantsD. lessons10. A. asked B. hopedC. expectedD. lied11. A. award B. presentC. addressD. account12. A. believe B. agreeC. regretD. pretend13. A. styles B. designC. picturesD. colours14. A. sadly B. luckilyC. clearlyD. generally15. A. put up B. break downC. play withD. work on16. A. wait B. laborC. careD. drive17. A. managed B. triedC. allowed D．reduced18. A. directed B. guidedC. taughtD. limited19. A. Until B. SoC. AlthoughD. Because20. A. make B. combineC. digestD. overcome[文章大意] 文章讲述了作者在处理令自己失望的生日礼物时得到的教训——学会处理生活中的失望。
2015届高考英语二轮语法专题训练：名词性从句(含答案解析)
2015届高考英语二轮语法专题训练：名词性从句(含答案解析)D中作主语。
答案：B3．(2013·天津卷)________I want to tell you is the deep love and respect I have for my parents.A．That B．WhichC．Whether D．What解析：考查主语从句。
句意：我想告诉你的是我对我父母深深的爱和尊重。
分析句子结构可知，“________I want to tell you”为主语从句，从句中缺少宾语，又指物，应用what，故选D。
答案：D4．(2012·课标全国Ⅰ卷)It is by no means clear ________ the president can do to end the strike.A．how B．whichC．that D．what解析：本题考查主语从句。
句意：总统可以采取什么措施来结束罢工一点都不清楚。
It为形式主语，空格处引导的从句为真正的主语。
从句中do后缺少宾语，故由what引导该主语从句。
答案：D5．(2012·山东卷)It doesn't matter ________ you pay by cash or credit card in this store.A．how B．whetherC．what D．why解析：本题考查主语从句。
句意：在这个商店里你用现金支付还是信用卡支付都没有关系。
it是形式主语，真正的主语是________．..in this store。
or提示使用whether构成选择关系，其他选项均不符合题意。
答案：B6．(2012·江西卷)It suddenly occurred to him ________ he had left his keys in the office.A．whether B．whereC．which D．that解析：本题考查主语从句。
2015高考英语(四川专用)二轮强化练习 专题3 名词性从句
1．(2014届山东省威海市高三上学期期中考试)I've put a cross on the map to show ________ that famous hotel is.A．where B．whereverC．what D．whatever解析考查宾语从句。
句意：我在地图上画了一个叉表示这个著名的旅店在什么地方。
show后面是宾语从句，宾语从句中缺少地点，wherever和whatever 可以引导让步状语从句，whatever引导宾语从句的时候，表示“凡是……”，选A项。
答案 A2．(2014届河南省开封高中等豫东豫北十所名校高中毕业班阶段性测试)In my opinion ________ matters is whether we can win together as a team instead of individuals.A．how B．itC．that D．what解析考查主语从句。
句意：在我看来，重要的是是否我们能作为团体赢，而不是作为个人。
what引导的是主语从句，在主语从句中what做主语，故选D 项。
答案 D3．(2014届四川省成都石室中学高三上学期期中考试)There are some warnings in some countries ________ over exploitation of underground water has caused the decline of wetland and increase of desertification.A．which B．whereC．what D．that解析考查同位语从句。
句意：在一些国家有很多警告，过分的开采地下水已经导致湿地的减少和沙漠化的增加。
这里横线后面是同位语，说明warnings的内容，因为同位语从句的成分和意思都是完整的，用that连接，that不做成分，只起到连接的作用，但是也不能省略，which哪个，where哪里，what什么，不符合句意，选D项。
2015届高考英语二轮复习专题测试：(四川绵阳)语法填空(1)及答案
【2015届云南省玉溪一中高三上学期第一次月考（201409）】第二节：（共10小题；每题1.5分，共15分）阅读下面材料，在空白处填入适当的内容（不多于3个单词）或括号内单词的正确形式。
Babara:You look __61___(tire). What’s the matter with you?Bob:Nothing serious. I want to have a job after graduation. I am under great pressure. Babara: Do you find that ___62__is difficult to find a suitable job this year?Bob: Yes. Now college graduates ____63____(encourage) to start their own business, which sounds really good for us. At the same time, we can get some valuablesocial____64_____and we may also know more about ourselves and society. Babara: Yes, but it is not as easy ___65___you imagine. For college students there are a lot of problems, especially the one of not having enough money. And our education doesn’tprovide enough knowledge on how to solve it.Bob: Maybe you are right. But our government allows college graduates to borrow money from banks ___66___maybe some can get money from their parents.Babara: But you have to pay back the money sooner or ___67____. So some college graduates prefer to live a ___68____(peace) life rather than start their own businesses throughjob-hunting which is competitive.Bob: Oh, they don’t have dreams. But I have made __69_____my mind to achieve my dream.How about you?Babara:Well, it always takes time to consider before ___70____(make) a decision.61. 62. 63. 64. 65.66. 67. 68. 69. 70.【答案】【知识点】语法填空（二）【思路点拨】语法填空，必须读懂全文，根据上下文灵活应用语法知识，同时要注意名词单复数，动词人称，形容词和副词的变化。
高考英语二轮复习 112 并列句、状语从句提能专训
【名师伴你行】2015届高考英语二轮复习 1-12 并列句、状语从句提能专训Ⅰ.单句语法填空(并列句、状语从句)1．If we work with a strong will, we can overcome any difficulty, ________ great it is.答案：however 解析：考查让步状语从句。
根据空前的内容可知：此处应用however 引导让步状语从句，however great it is相当于no matter how great it is。
2．(2014·北京海淀区高三期末)The new policy allows a couple, to have a second birth ________ either is an only child.答案：if 解析：考查条件状语从句。
句意：如果夫妇二人有一人是独生子女的话，新政策允许他们生第二胎。
这里用if引导条件状语从句，表示“如果”。
3．(2014·浙江考试院抽学校高三抽测)Take action today ________ you won't miss your windows of opportunity next time.答案：so that 解析：考查目的状语从句。
句意：现在就行动起来，以便下次机遇之窗向你打开时你不会错过。
根据句意可知应用so that引导目的状语从句。
4．You know that some people say more but do less ________ others do the opposite.答案：while 解析：考查并列连词。
句意：你知道有些人说的多做的少，而有些人却与此相反。
while在此处为并列连词，连接两个句子，表示“而，然而”。
5．________ scores of times, but he still couldn't understand it.(Having explained, Having been explained, Though it was explained, It was explained) 答案：It was explained 解析：考查句子结构。
高中英语真题-2015届高考英语二轮专题检测精品练习：单项选择(1)_1
高中英语真题:2015届高考英语二轮专题检测精品练习：单项选择（1）The stone on the river bank rolled under her feet; she was ___ __into the river，and she called out for help.A. being jumpedB. jumpedC. pulledD. being pulled-When are you leaving?-My plane _____ at six.A. took offB. is about to take offC. takes offD. will take off【2013北京】25. --- Do you think Mom and Dad late? --- No, Swiss Air is usually on time.A. wereB. will beC. would beD. have been 【2013湖南】30. Every day ________ a proverb aloud several times until yo u have it memorized.A. readB. readingC. to readD. reads(2014·成都市重点中学联考)She can’t help________the house because she’s busy making a cake in the kitchen.A．to clean B．cleaningC．cleaned D．being cleaning( 2014届·威海两校4月质检，32)—Ye Shiwen got the championship in the women's 400 meter in dividual medley at London Olympics.—She fully deserves the title. She ________ for it for years. A．is preparing B．was preparingC．has prepared D．had been preparing(2014·济南4月巩固性训练)_ _______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 bookThere is no simple answer，________is often the case in science.A．as B．thatC．when D．where（2014福建卷）27. the past year as an exchange student in Hong Kong, Linda appears more mature than those of her age.A. SpendingB. SpentC. Having spentD. To spend (2014·临川一中检测)Hurry up！The train________.You know it________at 8∶00 am. A．leaves；leaves B．is leaving；leavesC．leaves；is leaving D．is leaving；is leaving( 2014届·上海市八校联考，35)Despite ongoing street protests, US beef ________ in South Korea due to its lower price.A．is sold well B．sells wellC．sells poorly D．is sold poorly(2014·温州第一次适应性测试)The footballer didn’t succeed in scoring，though________several chances by his teammates.A．was given B．being givenC．giving D．given【2013安徽】27. This project requires close teamwork. will be achiev ed unless we work well together.A. NothingB. AnythingC. SomethingD. Ev erything(2014·石家庄高中复习教学质检)I always try to be________to others when walking my pet d og along a pavement and step to the side with my dog to let t hem pass by.A．flexible B．considerateC．devoted D．sensitive【2013湖南】21. Happiness and success often come to those ________ are good at recognizing their own strengths.A. whomB. whoC. whatD. whichAs everybody knows，kangaroos are native________Australia and are often regarde d as one of Australia’s national treasures.A．in B．toC．from D．with(2014届·济南3月模拟)The basic design of the car is very similar to________of the earlier model.A．that B．itC．this D．oneHow cool you are! I like color and style of your tie. They are good______ match for your coat.A．a, the B．a, a C．the, a D．the, the Don’t have the clock ______ , Your father is sleeping.A. ringsB. rangC. ringD. ringing( 2014届·济南市4月模拟，22)Suddenly I heard a man shouting at a driver, ________ car was blocking the street.A．which B．whoseC．of whom D．of whichI called Hannah many times yesterday evening, but I couldn't get through. Her brother ______ on the phone all the time. A. has been talking B. was talkingC. has talkedD. talkedHiking by oneself can be fun and good for health.It may also b e good for________building.A．respect B．friendshipC．reputation D．character(2014届·山东省实验中学高三检测)—He tried his best to make the________of the famous professor and persuaded him to be his tutor.—May he succeed.A．decision B．functionC．acquaintance D．friends(2014·黑龙江质检)—How do you find your missing pen?—________.A．Quite by accidentB．I found it in my drawerC．It writes wellD．It was well kept by my fatherMary and Joan quarreled, but they after a while．A．put up B．brought up C．made up D．set up1.【译文】河岸的石头滚到她的脚下；把她推到了河里，于是喊救命。
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1．(2014届山西忻州一中、康杰中学、临汾一中、长治二中高三第二次联考)You should try to get a good night sleep ________ much work you have to do. A．however B．whatever C．no matter D．although 解析 考查让步状语从句。句意：无论你有多少工作要做，你应该保证有充足的睡眠。however /no matter how可以引导让步状语从句，结构是：however/no matter how＋adj./adv.＋主语＋谓语，B项whatever应该接名词，C项少了how，D项although不能接倒装句，选A项。 答案 A 2．(2014届北京市第四十四中学高三第一学期期中测试)________ I say Clancy is a smart boy，he still needs to work hard to achieve his goal. A．Then B．When C．While D．As 解析 考查连词的用法。句意：虽然我说Clancy是一个聪明的孩子，但他仍需努力工作来实现他的目标。as引导让步状语从句时，需要倒装，所以排除。故选C项。 答案 C 3．(2014届北京市第四十四中学高三第一学期期中测试)________，the players began the game. A．Having taken our seats B．Taking our seats C．Being taken the seats D．After we had taken our seats 解析 考查状语从句的用法。句意：我们坐下之后，运动员开始比赛。当主句的主语和从句的主语不一致时，不能用分词作状语。故选D项。 答案 D 4．(2014届湖南省桑植一中皇仓中学高三第二次联考)It was quite a long time ________ I figured out what had happened to the manager. A．after B．before C．when D．since 解析 考查连词的用法。句意：有很长时间我才弄清经理发生了什么。这句话用了固定句型：It was＋一段时间＋before＋从句，表示“过了很长时间才/就„„”如果是It is＋一段时间＋since...，自从„„有多久了，选B项。 答案 B 5．(2014届重庆市重庆一中高三上学期期中考试)It is difficult for us to learn a lesson in life ________ we've actually had that lesson. A．until B．after C．since D．when 解析 考查连词的用法。句意：在我们的生命中，直到我们真正经历那一课才会学会那一课。until直到„„才；after在„„之后；since自从；when当„„时候，可知选A项。 答案 A 6．(2014届安徽省“江淮十校”协作体高三上学期第一次联考)—When will the visas be ready，sir? —________ everything goes well，you should get them in 14 workdays. A．Although B．As far as C．Unless D．As long as 解析 考查连词的用法。句意：——什么时候签证可以下来，先生？——只要一切顺利，14个工作日你就可以得到了。although虽然；as far as一„„就„„；unless除非，如果不；as long as只要，选D项。 答案 D 7．(2014届江西省余江一中高三第四次模考)When you read the book，you'd better make a mark ________ you have any questions. A．at which B．at where C．the place D．where 解析 考查地点状语从句。句意：当你读书的时候，你最好在你有问题的地方 做好标识。本句很容易会使用定语从句。但是根据句意可知缺少表示地点的先行词。故使用where引导的地点状语从句来修饰谓语动词make a mark。故选D项。 答案 D 8．(2014届江西省余江一中高三第四次模考)________ you lose the paper document，sign in www.Sina.com，________ you might download all you need. A．If；which B．So long as；what C．In case；where D．Even if；as 解析 考查连词辨析和定语从句。句意：以防你丢失纸质文档，你可以在新浪网注册，你可以在这里下载你需要的一切。if如果，引导条件句；so long as只要；in case以防万一；even if即使，尽管；根据句意可知第一空使用in case，第二空是一个定语从句，从句的句子结构很完整，故使用关系副词where引导起这个定语从句，修饰先行词www.Sina.com。故选C项。 答案 C 9．(2014届辽宁大连育明高级中学高三上期第一次验收)I'll go to the party with you ________ you don't wear those strange trousers. A．as though B．in order that C．in that D．providing 解析 考查状语从句。句意：倘若你不穿那么怪异的裤子的话，我就和你一起去聚会。as though仿佛；in order that为了；in that在于；providing假如。从语境可知后句话you don't wear those strange trousers是前面句子I'll go to the party with you的条件，故选D项。 答案 D 10．(2014届云南省部分名校高三第一次联考)I was feeling left out in the new school ________ Alice，an easygoing girl from Canada, came to stay with me. A．if B．once C．when D．unless 解析 考查连词的用法。句意：我正感觉被遗弃在新学校 ，这时爱丽丝，一位来自加拿大随和的女孩，来和我呆在一起。if 如果；once一旦；when 这时；unless除非。故选C项。 答案 C 11．(2014届河北衡水中学高三上期二调)________ they decide which college to go to，students should research the admission procedures. A．Once B．While C．Until D．As 解析 考查状语从句连词的用法。句意：一旦确定要上哪所大学，学生都应该去查询这个学校的录取程序。once 一旦；while当„„什么时候，然而；until直到„„；as当„„什么时候，正如„„，因为„„。故答案应为A项。 答案 A 12．(2014届福建省安溪一中、德化一中高三摸底联考)—Li Yuchun is said to have been invited to 2014 CCTV Spring Festival Show. —Really? It's been a long time ________ she won the champion in Super Girl in 2005. A．since B．that C．when D．before 解析 考查时间状语从句的用法。句意：——据说李宇春被邀请参加2014年中央电视台春节晚会。——真的吗？自从她在2005年赢得了超级女生的冠军已经好长时间了。A.since自从；that 引导宾语从句没有词义；when当„„时候；before在„„之前。根据句意故选A项。 答案 A 13．(2014届福建省德化一中高三上学期第二次质检)The entire hall burst into a great cheer and applause ________ the Nobel Prize winner appeared on the stage accompanied by the chairman. A．until B．while C．by the time D．the moment 解析 考查连词的用法。句意：当诺贝尔获奖者在主席的陪同下出现在台上时，整个大厅爆发出掌声和欢呼声。until直到；while当„„时候；by the time到„„为止；the moment一„„就。until用于肯定句时，谓语应该用延续性动词，while引导的状语从句中谓语也应该是延续性动词，而burst 和appear都是短暂性动词，排除A、B选项；by the time后面的从句如果是过去时态，则主句应该用 过去完成时，故选D。 答案 D 14．(2014届山东省威海市高三上学期期中)Have you ever met a man who is always the centre of attention ________ he goes? A．whenever B．however C．wherever D．where 解析 考查让步状语从句。句意：你遇到过一个人无论走到哪里都是注意的焦点吗？wherever＝no matter where引导让步状语从句；whenever无论什么时候；however无论怎样，where哪里，选C项。 答案 C 15．(2014届河南省南阳市高三五校联谊期中)—Have you known each other for long? —Not really.________ we started to work in this school. A．Just after B．Just when C．Ever since D．Just before 解析 考查连词的用法。句意：——你们认得彼此很长时间了吗？——不是，(我们认得)是自从在这个学校学习以来。Just after就在„„后面；Just when就在„„时候；Ever since自从；Just before就在„„前面，这句话的主句We have known each other被省略了，所以从句用ever since(和现在完成时连用)，选C项。 答案 C 16．(2014届河南省郑州市第四中学高三上学期第三次调考)In case of fire，stay low to the ground in a smoky room，________ smoke always rises towards the ceiling. A．as B．when C．while D．once 解析 考查连词的用法。句意：万一遇见了火灾，在有烟的房间里要弯腰到地面，因为烟总是向上到天花板的。as因为，随着；when当„„时；while当„„时；然而；尽管；once一旦；根据句意说明上下文之间有因果关系，故使用as连接上下文。故选A项。 答案 A 17．(2014届安徽省马鞍山二中高三上学期期中)Considering the time limits，we also