2017年高考英语一轮复习讲练测：必修3.3 The Million Pound Bank Note（讲）（解析版）

　　必修3 Unit 3　The Million Pound Bank Note

　　单元知识预览

　　项目 单词及其词性变化（语法填空必备）

　　重点单词 1．adventure nadventurer n．冒险家→adventurous adj.喜欢冒险的

　　2．scene n(戏剧)一场；现场；场面；景色

　　3．wander vi.4．pavement n5．permit vt. & vi.n.通行证；许可证；执照→permission n．许可；准许

　　6．spot vt.n.斑点；污点；地点

　　7．passage n(包括食宿)；通道；(一)段

　　8．account vi. & vt.

　　n．说明；理由；计算；账目

　　9．seek vt. & vi.sought(过去式/过去分词)

　　10．patience npatient adj. & n．有耐心的；病人

　　11．contrary nadj.相反的；相违的→contrarily adv.相反地

　　12．envelope n

　　13．believe vt.believable adj.可信任的→unbelievable adj.难以置信的

　　14．amount n15．manner n16．indeed adv.

　　重点短语 1．bring up

　　2．go ahead

　　(用于祈使句)

　　可以；往下说

　　3．by accident/chance

　　4．stare at

　　5．account for

　　6．on the contrary

　　7．take a chance

　　8．in rags

　　9．as for/to

　　10．to be honest

　　11．from the bottom of ones heart

　　从心底

　　12．take ones order

　　点菜

　　经典句型

　　（高考书面表达必备） 1．The next morning Id just about

　　given myself up for lost when I was spotted by a ship.

　　第二天早上，，。

　　2．You cant open it until two o’clock.到两点钟你才能打开。3．Thats why we’ve given you the letter.

　　这正是我们给你这封信的原因。4．Well, towards nightfall I

　　found myself carried out to sea by a strong wind.

　　，，。5．You must come whenever you want and have whatever you like.，，必备语法（高级句型）

　　晨读范文背诵

　　请以“One thing I'm proud of”为题，用英语写一篇100词左右的短文，记述一件你自己认为自豪的事情。要求如下：

　　记述事情的经过；

　　简要说明你感到自豪的原因或从中得到的启示。

　　注意：文章的标题已给

　　One thing I'm proud of

　　I still remember how I became a good table tennis player. The first day I went to high school，I saw some of my classmates playing table tennis. Amazed at how skilful they were，I was determined to be just as good. Later on，I often watched them carefully to learn their techniques. Then I kept practising until I became confident enough to challenge the good players. At the end of the term I became one of the best players in my class.

　　I am really proud of this experience，because it helps me realize that we all can fulfill our potential and achieve our goals through hard work. It also helps me better understand the proverb “Practice makes perfect.”

　　语言知识精析

　　重点单词精讲

　　考点1．【教材原句】【例句研读】

　　(1)___________ horses. 他经常在赛马上豪赌。

　　(2) I bet __________ it will rain tomorrow. 我敢肯定说明天一定会下雨

　　(3) We ______ ______ ______ ______ he outcome of the next horse race.我们打赌下场赛马的结果。

　　【答案】（1）（2）（3）mae a bet on

　　【归纳拓展】

　　【即时巩固】

　　完成句子

　　. He spends all his money _______ _______ horses. 他把所有钱都用在赌马上。

　　（2）They bet that _____ ________ ______. 他们打赌他们会赢。

　　（3. He _____ ________ ______ and lost a lot of money .他打赌输了好多钱。

　　（4）翻译：她和我打了20美元的赌，说我不会那么去做。

　　_____________________________________________

　　(5) He bet _____ the result of the exam.

　　A. for

　　B. on

　　C. about

　　D. to

　　【答案】betting on （2）.they will win （3）lost a bet(4) She bet me$20that I wouldn’t do it .

　　(5)B

　　考点2．

　　【教材原句】

　　【例句研读】

　　【答案】

　　【归纳拓展】

　　……)作好准备，(为……)设置舞台

　　辨析：

　　scene 指某一处的自然风光，场景，场面。

　　scenery（总称）自然景物，天然风光，是由多个scenes构成的自然风景。

　　sight 景象，风景，名胜，侧重值得看的事物或很难看的东西和很可笑的事物；视力眼界view 景色，风景，侧重从人所处的角度（从远处或高处）以眼所看到的景色。

　　【即时巩固】

　　Guilin is famous for its beautiful _______.

　　(2). The _______ is a perfect dream when you see the sun rising slowly in the east.

　　(3). You can get a wonderful _______at the top of the tower.

　　(4). The flowers are a lovely _______ in spring.

　　(5). He began to lose his _______six years ago.

　　【答案】scenery

　　(2). scene

　　(3). view

　　(4). sight

　　(5). sight

　　考点3．permit vt. n．【教材原句】

　　【例句研读】

　　(1)(3) ________ _______， we'll go out for a picnic.时间允许，我们就去野餐。

　　【答案】（1）（2）3）

　　【归纳拓展】

　　permission n. permit doing sth. 允许做某事

　　permit sb. to do sth. 允许某人做某事

　　with/without one's permission＝with/without

　　the permission of sb. (不)在某人的允许下

　　辨析：

　　let允许，让，常用于口语中，一般不用于被动语态。后接不带to的不定式作宾补。

　　permit和allow意思相近，都表示“允许，准许”。permit稍正式一些，多指上级对下级或长辈对晚辈的

　　允许,语气较强；allow多指听任或不管教某人做某事。

　　常用句型allow/permit sb. to do sth.

　　be allowed/permitted to do sth.

　　allow/permit doing sth.

　　【即时巩固】1). Students are not permitted_________ (enter)the Net Bar. 学生不被允许进网吧。

　　(2). My mother wouldn’ t let me _______ (go) to the film.妈妈不允许我去看电影。

　　(3). We don’ t allow _______ (smoke) in our office. 我们不允许办公室吸烟。

　　(4). Weather _______ (permit), we’ ll go outing this weekend.天气许可的话，我们这个周末去郊游。

　　(5) The policeman permitted _________ _________there.经常允许他在这里停车。

　　＝The policeman permitted ________ __________ ________there. 警察允许他在那里停车。

　　【答案】( 1). to enter (2). go

　　(3). smoking

　　(4). permitting（5）his

　　parking ； him

　　to park

　　考点4．

　　【教材原句】’d just about given myself up for lost when I was spotted by a ship.

　　第二天我正感到绝望的时候，一艘船发现了我。

　　【例句研读】

　　(2)How did you _______ ________ ________ on your face?

　　你脸上怎么弄脏了一块？

　　(3)The teacher graded our test papers ______ _______ _______

　　老师当场就给我们的试卷打了分。

　　【答案】(1 )where(2 ) get

　　that

　　spot (3 ) on

　　the

　　spot

　　【归纳拓展】

　　spotless……斑点

　　【即时巩固】

　　spot的短语或其适当形式填空。

　　(1). The police ______ him driving a stolen car.

　　警察发现他在驾驶一辆偷来的汽车。

　　(2). The police were ______ ______ ______ within a few minutes of my telephone call.

　　警察在我打完电话后几分钟内就到了现场。

　　(3). He keeps his house _______. 他让他的房子一尘不染。

　　(4)She was wearing a white skirt with red ______她穿着一件白底红点儿的裙子。

　　(5) My father ____________ several spelling mistakes in my composition.

　　我父亲在我的作文里发现了好几处拼写错误。

　　【答案】1). spotted

　　(2). on the spot

　　(3). spotless (4)spots(5) spotted

　　考点5．【教材原句】I earned my passage by working as an unpaid hand, which accounts for my appearance. 事实上我靠做义工来顶替船费，这就是我为什么衣冠不整的原因了。

　　【例句研读】

　　他无法解释他所犯的愚蠢错误。

　　(2)Give us ________________________ what happened.

　　跟我们说一下到底发生了什么。

　　(3)She retired early ______________________ ill health.

　　她体弱多病，所以提前退休。

　　【答案】

　　【归纳拓展】

　　……

　　keep an account of 记录，记载

　　a (large/small) amount of + n. + v. (单数)

　　(large/small) amounts of + n. + v. (复数)

　　in (large/small) amounts 大（少）量地

　　amount to... 共达……，合计……

　　提示：表示否定意义的 on no account 放在句首时，句子应用部分倒装。

　　如：On no account should you go there. 你绝对不可以到那里去。

　　【即时巩固】

　　1). During the earthquake, a large amount of damage _______ (do) in a very short time.

　　在地震期间，短时间内造成了巨大的损失。

　　2). Large amounts of money _______ (spend) rebuilding the temple.

　　大量的钱被用在重修寺庙上。

　　3). At that time, small amounts of land _______ (use) for keeping animals.

　　在那个时候，很少的土地被用来饲养动物。

　　4). Food was provided _______ _______ _______.

　　食物的供应多少不等

　　5). The company _____________________ environmental issues wherever possible.

　　只要有可能，这家公司会考虑到环境问题。

　　【答案】 1). was done (2). were spent ( 3). were used

　　(4). in different amounts (5) takes account of

　　考点6．

　　【教材原句】……

　　我去了美国大使馆求助，但是……

　　【例句研读】

　　(2)The boy ___________________________ his teacher.

　　这个男孩向他的老师请教。

　　(3)He is the man who is always ____________________.

　　他是个始终追求真理的人。

　　【答案】(1) seeking (2) sought

　　advice

　　from (3) seeking

　　after

　　truth

　　【归纳拓展】

　　’s fortune追求财富；碰运气

　　seek (after/for) sth. 寻找某物；追求某物

　　seek sth. from sb.向某人寻求某事

　　seek to do sth.(＝try/attempt to do sth.)试图/企图做某事

　　seek happiness/comfort/wealth/success追求幸福﹑安逸﹑财富、成功

　　【即时巩固】

　　1.1). I think it’ s time we ________ legal advice.

　　我想到了我们寻求法律援助的时候了。

　　(2). They are seeking ________

　　the rules.

　　他们在试图改变规则。

　　(3）You must ________ permission from the manager.

　　你必须要获得经理的允许。

　　(4)They are _______ _______ us.

　　他们试图误导我们。

　　(5)He wanted to go abroad _____ ______ _______ ______他想出国去碰碰运气。

　　【答案】: (1). sought

　　(2). to change (3)seek (4) seeking

　　to

　　mislead (5) to seek his fortune

　　考点6.fault n. 缺点；错误，过错；故障 vt.挑剔，指责

　　faulty adj.有缺点的；不完善的

　　faultless adj.不可挑剔的

　　【教材原句】

　　【例句研读】【归纳拓展】

　　’ s one’ s fault 是某人的过错

　　【即时巩固】

　　1). It was _______ _______ that we were late. 我们迟到是他的过错。

　　(2). I have no fault to find _______

　　your work.我对你的工作挑不出毛病。

　　(3). She is always _______ _________ ________me她总是找我的茬儿。

　　(4) Ask for a refund if the goods are ______.商品如有瑕疵，可要求退款。

　　(5)I think the owners are

　　_______ ________ for not warning us .我认为业主没有提醒我们是有责任的。

　　【答案】(1). his fault

　　(2). with

　　(3). finding fault with.(4)faulty

　　(5) at fault

　　重点短语精讲

　　考点1．

　　【教材原句】他在密西西比河畔的密苏里州的汉尼拔长大【例句研读】

　　(1)

　　(2) Her parents died when she was a baby and she _______ her aunt.

　　她出生後不久父母双亡, 是由姑母抚养大的。

　　(3)________in the south, he wasn’t used to the cold weather here.

　　【答案】：（1）brought up（2）was brought up by（3）brought up

　　【归纳拓展】

　　bring along/on 带来

　　bring back 使记起；归还；恢复

　　bring down 使减低；降低；挫伤(傲气)

　　bring forth 产生；产出；生产

　　bring forward 提出；出示；展示

　　bring out 揭露；显示，解释；出版

　　bring to (oneself) 使复苏

　　bring in 引进；引来；赚得

　　【即时巩固】I really worry about her, but I know if I

　　the therapy, she will stop speaking to me.

　　A. bring out B. bring in C. bring up D. bring out

　　（2）You can hardly imagine the difficulty the woman had________ her children.

　　A. brought upB. to bring up　C. bringing up　D. to have brought up

　　Can you imagine the trouble that they had ___ the orphan in the terrible years?

　　A. bring up

　　B. to bring up

　　C. bringing up

　　D. brought up

　　（4）The child ______ in the countryside knows how to _____ animals like dogs, pigs and so on.

　　A. raised; bring up

　　B. brought up; raise

　　C. fed; raise

　　D. fed up; bring up

　　（5）_______ _______ in the south, he wasn’t used to the weather here.

　　在南方长大，他不习惯这里的天气。

　　【答案】（1）C（2）C（3）C（4）B（5）Brought up

　　考点2．

　　【教材原句】

　　【例句研读】

　　(1)If you think you can settle the problem, go ahead.____________

　　(2)The police examined the cars and allowed them to go ahead.______________________

　　(3)—I'm afraid I have to trouble you with a question.

　　—Go ahead. _______________

　　【答案】（1）开始干吧（2）继续前行（3）请说吧

　　【归纳拓展】

　　…… 之前；超过

　　press ahead with加紧进行，推行

　　【即时巩固】用填空Despite the bad weather, the journey will_______ _______.. 尽管天气不好，旅行将照常进行。

　　(2). The building of the new bridge will go ahead _______ _______.as planned.新桥的修建将按计划进行。

　　(3). —— Could I use your bike? 我可以用你的自行车吗？

　　—— _______ _______.用吧。

　　(4). The new bridge was completed _______ _______ _______. 这座桥提前竣工了。

　　(5). _______ _______ _______ (径直向前走) for 200 meters and then turn left.

　　【答案】 go ahead

　　（2）go ahead（3）Go ahead （4). ahead of time

　　（5） Go straight ahead

　　考点3．

　　【教材原句】【例句研读】

　　Last time I ran across her in the street _____ _____. 上次我偶然在街上碰见她。

　　(2). I only found it _____ _____. 我只是碰巧找到的。

　　(3) He did it on purpose, not_____ _____.他是故意地，不是无意地。

　　【答案】 by accident (2) by accident (3) by accident

　　【归纳拓展】

　　by contrast by mistake 错误地

　　by hand 用手，用体力

　　by machine 用机器

　　by chance 偶然地

　　by design 故意地

　　【即时巩固】

　　用构成的词组填空I was in such a hurry that I took someone else’ s umbrella ________.

　　我如此匆忙以至于错拿了别人的雨伞。

　　(2). These toys are made ______ instead of ______, so they are very expensive.

　　这些玩具是人工做的而不是机器做的，所以他们非常昂贵。

　　(3). She had found the file ______. 她无意中发现了文件。

　　(4) -------How did you find your missing pen?

　　-------___________

　　A. I found it in my bag

　　B. Quite by accident.

　　C. It wrote well

　　D. I had no idea where it was.

　　(5) We met _____ and have become good friends since then.

　　A. by mistake

　　B. by accident

　　C. by ourselves

　　D. by the way

　　【答案】 (1). by accident/chance

　　(2). by hand; by machine

　　(3). by accident(4)B(5)B

　　考点4.

　　【教材原句】

　　【例句研读】I have no time to do it. 老实说，我没有时间做这件事情。

　　(2). _____ ______ _____, I don't think we have a chance of winning. 说实话, 我认为我们没有获胜的可能.

　　(3) ______ _____, he is fit for the job .老实说，他适合这份工作。

　　【答案】 To be honest

　　(2) To be honest (3) Honestly speaking

　　【归纳拓展】

　　【即时巩固】

　　用填空1). _______ ______, women live longer than men.

　　一般说来，妇女比男人长寿。

　　(2). He got home late last night, _______ ______ early this morning.他昨晚很晚才到家，确切地说是凌晨了。

　　(3). ______ ________, I don’ t enjoy the performance.坦白地说，我不喜欢这场演出。

　　(4) ________ _______， I admire him for his courage.说实话，我钦佩他的勇气。

　　(5) ________ _______ ________ ，诚实地说，我不喜欢这种人。

　　【答案】 ( 1). Generally speaking

　　( 2). or rather

　　(3). To be frank/honest (4) Honestly speaking(5) To be honest

　　考点. take a chance = take chances冒险，碰运气

　　【教材原句】’ll have to take a chance.哦，我们得冒个险。

　　【例句研读】

　　He ____ _____ ______ _____ when he made the investment. 当时他投资时是冒了大风险的。

　　(2)We have to _____ ______ _____ 我们不得不冒险。

　　(3)He _____ ______ and jumped into the water.他冒险跳到水里。

　　【答案】 took a big chance (2) take a chance. (3) took chances

　　【归纳拓展】

　　ha a good chance/no chance/not much chance of (doing) sth/ to do sth/ that....

　　大有希望/没有可能/没什麽希望做某事

　　by chance: by accident: accidentally: unintentionally 偶然地；意外地；非有意地

　　the chances are (that)...: it is likely that... 很可能……

　　give sb. a chance 给某人一个机会

　　a chance of lifetime千载难逢的机会

　　【即时巩固】

　　用填空The guide book didn’ t mention there being any hotels, but we decided to ______ ______ ______.

　　这本指南书没有提到那里有旅馆，但是我们决定冒个险。

　　(2). You should never ______ ______ when driving a car.

　　开车的时候你不应该冒险。

　　(3). I looked forward to the chances ______ going abroad.我盼望着有出国学习的机会。

　　(4). 很可能她要来。

　　翻译：_______________________________________________

　　(5). 我遇见她完全是偶然的take a chance

　　(2). take chances

　　(3). of

　　(4). The chances are that / It’ s likely that she’ ll be coming.

　　(5). I met her quite by chance.

　　考点. on the contrary 与此相反；正相反

　　【教材原句】

　　【例句研读】

　　It doesn’ t seem ugly to me; ______ ______ ______, I think it’ s rather beautiful. 我觉得它并不丑, 恰恰相反, 它挺美。

　　(2). It wasn’ t a good thing; ______ ______ ______ it was a huge mistake. 这并不是一件好事，相反，这是个巨大的错误。

　　(3) I will continue to believe it until I get proof ______ ______ ______.我会一直相信直到我得到相反的证据。

　　【答案】on the contrary, （3）contrary to

　　【归纳拓展】

　　【即时巩固】

　　用填空The car isn’ t expensive. ______ ______ ______, it’s quite cheap.

　　(2). I will come on Monday unless you write me ______ ______ ______.

　　(3). The results were ______ ______ expectation.

　　(4). You think you are clever,____, I assure you that you are very foolish.

　　A. on the contrary

　　B.on the other side

　　C.in other words

　　D. on the whole

　　(5) ------________ to many people’s expectation, the 2009 UN climate Change Conference didn’t achieve any specific goals.

　　------ Yes, it’s really disappointing.

　　A. Contrary

　　B. Thankful

　　C. Similar

　　D. Grateful

　　【答案】 (1). On the contrary

　　(2). to the contrary

　　(3). to the contrary

　　( 4). A (5)C

　　经典句型剖析

　　考点1.

　　【教材原句】

　　【句法分析】doing 发现……在做……(主动)

　　find sb./sth. done发现……被做……(被动)

　　find oneself in/at... 发觉自己在某处／处于……

　　find

　　sb

　　adj 发现某人…..

　　【例句研读】

　　（4）When he came to life , he found himself tied to a tree.当他苏醒过来的时候，他发现自己被捆在一棵树上。

　　（5）I found the boy very clever. 我发现这个男孩非常聪明。

　　【拓展归纳】

　　【考点聚焦】考查的用法。

　　【即时巩固】

　　(1). I found the boy _______ (hide) behind the door.

　　(2). When night fell, we _______ _______ _______ (发现我们到了一个村子里) a small village.

　　(3). The film star________ ________ ________ ________ (发觉自己被围住) a group of fans immediately he got off the car.

　　(4) On the bank of the river, we found him _____on a bench, with his eyes _____on a kite in the sky.

　　A. seated; fixing

　　B. sitting; fixing

　　C. seated; being fixed

　　D. sitting; fixed

　　(5) Once again I found myself standing at the crossroads, two paths

　　ahead of me.

　　A. lain B. lying

　　C. to lie

　　D. lie

　　【答案】 (1). hiding

　　(2). found ourselves in

　　(3). found himself surrounded by

　　(4) D (5)B

　　考点2

　　【教材原句】’ d just about given myself up for lost when I was spotted by a ship. 第二天早上，正当我感到绝望时一船发现了我。

　　【句法分析】例如：【拓展归纳】

　　1). be about to do …when… 正要做某事就……

　　(2). be on the point of doing…when… 正要做某事就……

　　(3). be doing…when… 正在做某事就在这时……

　　(4). had just done sth. when... 刚做完某事就……

　　(5). had hardly done…when… 几乎还没有做完某事就……

　　【例句研读】

　　He was about to go out when it began to rain. 他正要出去时天下起雨来了。

　　（2）I’ d just finished my test paper when the bell rang. 我刚做完试卷下课铃就响了。

　　（3）The boy was riding when he fell off his bike. 那个小孩正在骑车，就在这时，摔了下来。

　　（4）He was on the point of giving up when help came.他刚刚要放弃这是救援到来了。

　　（5）I had hardly got home when it began to rain.我刚刚到家就下起雨来。

　　【考点聚焦】考查

　　【即时巩固】

　　). He was about to go out ________

　　it bagan to rain. 他正要出去时天下起雨来了。

　　【答案】(1) when

　　(2). I’ d just finished my test paper ________ the bell rang. 我刚做完试卷下课铃就响了。

　　【答案】(2) when

　　(3). The boy ________ ________

　　when he fell off his bike. 那个小孩正骑着车，就在这时，摔了下来。

　　【答案】(3) was riding

　　(4)How did you manage to get back home ________ you had your money stolen?

　　A. if

　　B. when

　　C. once

　　D. because

　　【答案】B

　　考点：考查状语从句

　　(5) You can’t complain about being left out ______you don’t make any effort to share your joys and sorrows with others.

　　A. once

　　B. unless

　　C. when

　　D. though

　　【答案】 C

　　【解析】

　　试题分析：句意：既然你没有努力的和别人分享快乐和悲伤，你就不要抱怨被别人遗忘。A. once 一旦，

　　B. unless除非，C. when当…时候，既然，D. though虽然，所以选C。

　　考点：考查考点3

　　【教材原句】You must come whenever you want and have whatever you like.

　　【句法分析】

　　【例句研读】

　　I’ ll believe whatever you say. 我将相信你所说的一切。

　　(3). You can choose whatever you like in the shop. = You can choose anything that you like in the shop.

　　(4)Whatever you say, I’ ll believe you. 无论你说什么，我都相信你。

　　【拓展归纳】

　　1). Whoever breaks the rule, he must be punished. = No matter who breaks the rule, he must be punished.

　　2). Whenever you have problems, you may turn to me for help. = No matter when you have problems, you may turn to me for help.

　　【考点聚焦】考查

　　【即时巩固】

　　(2.) All the books I have are here. You may borrow ______ you like.

　　A．whatever

　　B．whichever

　　C．whenever

　　D．however

　　【答案】：B

　　【解析】：whichever强调“在某一范围内任何一个人/物”。whatever指“任何(某事)”，不强调范围。

　　3. He tried his best to solve the problem, ______difficult it was.

　　A. however

　　B. no matter

　　C. whatever

　　D. although

　　【答案】：A

　　【解析】：however 引导让步状语从句，等于 no matter how, 若用 although，应改为 although it was difficult。

　　4. ______，I have to put it away and focus my attention on study this week.

　　A. However the story is amusing

　　B. No matter amusing the story is

　　C. However amusing the story is

　　D. No matter how the story is amusing

　　【答案】：C

　　考点’why 从句

　　【教材原句】Thats why we’ve given you the letter.

　　这正是我们给你这封信的原因。

　　【句法分析】例如：【拓展归纳】

　　【例句研读】

　　【考点聚焦】考查

　　【即时巩固】

　　That is the reason _____I refused it.

　　A. why

　　B. for that

　　C. because

　　D. which

　　【答案】A

　　【解析】考查关系副词why的用法，只起引导作用，不做成份，先行词reason意思“原因”，从句I refused it，不缺少成份，根据意思，可知选A

　　(2) He didn not go by bike with me.That is ______there was something wrong with his bike.

　　A,why

　　B,how

　　C,because

　　D,Whether

　　【答案】A

　　【拓展】：连接表语从句的连接词有：that, what, who, when, where, which, why, whether, how, whoever，whomever，whichever ，whatever等。还有如because, as if, as though等。解答这类题目，关键在于分析清楚句子结构。通过判断引导词在从句中所作的成分及意义，来选择正确的引导词。

　　(3) He was badly hurt last night. That is _____ he didn’t come to school.

　　A. because

　　B. that

　　C. why

　　D. what

　　【答案】C

　　【解析】

　　试题分析：考查表语从句：句意：昨晚他受伤严重，这就是他为什么没来学校的原因。选C。

　　(4) He kept yawning in class this morning. That is _____ he stayed up late doing his homework last night.

　　A. why

　　B. how

　　C. because

　　D. whether

　　【答案】C

　　【解析】

　　试题分析：句意：今天早晨上课他一直在打哈欠。那是因为他昨晚熬夜到很晚写家庭作业的缘故。通过分析句子结构，可知这个句子中包含一个表语从句，且表示“因为”，这样的意思，所以用because，选C。

　　考点：考查表语从句