考點(diǎn)一：表示能力的情態(tài)動(dòng)詞。
Can , could , be able to ,was/were able to
①can 表示現(xiàn)在的能力或者一般的能力。
②be able to 與 can 的用法相同，區(qū)別是：can 的用法比較普遍。
③Could 表示過(guò)去的能力，不表示是否做成功。
④was/were able to 表示過(guò)去的能力，但是表示成功的做了某事。
⑤could have done 表示過(guò)去有能力做某事，但是沒(méi)有做。
考點(diǎn)二：表示請(qǐng)求，允許的情態(tài)動(dòng)詞。
① 當(dāng)對(duì)方是決策者時(shí)，你代表自己或者第三者征求意見(jiàn)或者向?qū)Ψ秸?qǐng)示，用shall
May /might/can/could I ......?(主語(yǔ)是第一人稱(chēng))
Could /will/would/can you ........?(主語(yǔ)是第二人稱(chēng))
e.g. should we begin our class ?
can/could I leave now ?
when shall my teacher be able to leave hospital ?
shall the driver wait outside ?
② 當(dāng)你自己是決策者，給對(duì)方或者第三者以命令，許諾，警告或者威脅時(shí)，用 shall.此外當(dāng)宣布法律，規(guī)定時(shí)，也是用此方法，用于第二人稱(chēng)和第三人稱(chēng)。
注意：①在回答以may 引導(dǎo)的問(wèn)句時(shí)，一般來(lái)說(shuō)避免用may 回答，以免顯得太嚴(yán)厲或者不太客氣，而用其他方式。
---may I come in ?
_____yes ,please /sure/ certainly .please don't/no ,you mustn't.
②......could /might I use your bike tomorrow morning ?
..........yes , you may/can. No, I 'm afraid not .
考點(diǎn)三：表示可能性，推測(cè)的情態(tài)動(dòng)詞。
① 對(duì)現(xiàn)在或者將來(lái)情況的推測(cè)： 情態(tài)動(dòng)詞+do/be/be doing
② 對(duì)過(guò)去事情情況的推測(cè)： 情態(tài)動(dòng)詞+have+過(guò)去分詞
③ 表示可能性，推測(cè)的情態(tài)動(dòng)詞按可能性大小依次排列：
Must>should/ought to >may>might>could
④表示否定推測(cè)常用：can't, couldn't 表示推測(cè)的語(yǔ)氣非?？隙?。May not might not 表示推測(cè)的語(yǔ)氣不是很肯定。翻譯為：可能不，也許不.注意：① must 表示推測(cè)"一定"，只能用于肯定句。
② should (not )/ought (not) to 表示根據(jù)常規(guī)或者常識(shí)推測(cè)"表示某事應(yīng)該、不應(yīng)該發(fā)生"。語(yǔ)氣比must 要弱。
③ can/ could 表示推測(cè)時(shí)，一般只用于疑問(wèn)句和否定句中。Can 用于肯定句中表示一種理論上的可能性，并不牽涉是否真的發(fā)生，在這種用法中can只能與動(dòng)詞原形連用，could 用于肯定句，語(yǔ)氣比may/might 更弱。
④ may（not）/might（not） 表示一種不太把握的推測(cè)，意思"或許，可能"might 的語(yǔ)氣比may 委婉
考點(diǎn)四：表達(dá)虛擬語(yǔ)氣的情態(tài)動(dòng)詞。
對(duì)過(guò)去的一種結(jié)果的假設(shè)或者虛擬用：
情態(tài)動(dòng)詞＋have+過(guò)去分詞
① may/might have done 可能做了某事（對(duì)過(guò)去事情的推測(cè)，語(yǔ)氣不太肯定。用于肯定句，否定句，疑問(wèn)句）
② must have done 一定做了（對(duì)過(guò)去情況的推測(cè)，語(yǔ)氣比較肯定，用于肯定句中。）
③ can't/couldn't have done 不可能做了某事（對(duì)過(guò)去情況的推測(cè)，語(yǔ)氣比較肯定。用于否定和疑問(wèn)句中）
④ should have done /ought to have done 本該做而事實(shí)上沒(méi)做的事情。（對(duì)已發(fā)生事情的批評(píng)和責(zé)備）
⑤ shouldn't have done /ought not to have done 本不應(yīng)該做但是事實(shí)卻做了某事（對(duì)已發(fā)生事情的批評(píng)和責(zé)備）
⑥ needn't have done 本不必做但是做了某事。（對(duì)已發(fā)生事情的批評(píng)和責(zé)備）
⑦ could have done 本可能做而沒(méi)能做某事（對(duì)已發(fā)生事情的后悔，遺憾）練習(xí)：1.（07年上海...guess what ! I have got A for my term paper.
....great ! you _____read widely and put a lot of work into it
A must B should C must have D should have
2.(07江蘇)...she looks very happy. she____ have passed the exam.
A should B could C must D might
3(07浙江)....my cat is really fat .
......you _____have given her so much food
A wouldn't B couldn't C shouldn't D mustn't
4.(05北京) he _____have completed his work ,otherwise, he wouldn't be enjoying himself by the seaside .
A should B must C wouldn't D can't
考點(diǎn)五：情態(tài)動(dòng)詞表示各種語(yǔ)氣。
① shall 用于二，三 人稱(chēng)中，表示命令，許諾，警告，強(qiáng)制，威脅，決心等，用于陳述句中。
② must 用于（干嘛）便要，硬要（指做令人不快樂(lè)的事情）等語(yǔ)氣。
Must you shout so loudly?
③ can 可用表示驚訝，懷疑，不相信等態(tài)度（主要用于否定句，疑問(wèn)句或者驚嘆句中。）
How can you be so careless.!
④ may 可用于祈使句，表示祝愿。
May we never forget each other.
May you return in safety.
⑤ should 可表示驚訝，懷疑，不滿等情緒，用于從句作為"竟然"解釋。不能省略。
It is a great pity that he should be so careless.
It is strange that she should have failed to see her own shortcomings.
用在expect, think ,believe 等詞的賓語(yǔ)從句中，表示驚訝，懷疑，不滿等情緒。
在lest, for fear that ,in case (以免，以防)引起的從句中，其謂語(yǔ)用should ＋動(dòng)詞原形。
E.g. Be quit in case that you should wake the baby.
考點(diǎn)六：情態(tài)動(dòng)詞的其他用法。
① used to do 和would 的區(qū)別：
would 以一種回憶往事的心情來(lái)描述過(guò)去經(jīng)常重復(fù)的習(xí)慣動(dòng)作，而used to do強(qiáng)調(diào)過(guò)去與現(xiàn)在的對(duì)比，并且表示較遠(yuǎn)，目前不存在的習(xí)慣。
② 情態(tài)動(dòng)詞的一些習(xí)慣用法。
★ can not .........too/enough......."無(wú)論怎么樣也不過(guò)分""越。。。越好"
you can not be too careful.
★ can not but +do sth "不得不，只好"
I can not but choose to go.
★may/might as well +動(dòng)詞原形用于第一人稱(chēng)表示說(shuō)話者意向"我想還是什么的好"。用于二三人稱(chēng)表示說(shuō)話者的建議和推薦"最好。。。。。。，不妨。。。。。"
I may as well start at once.
You may as well come with me .
〖10安徽〗Jack described his father, who _______a brave boy many years ago, as a strong– willed man
A. would be B. would have been C. must be D. must have been
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞推測(cè)用法。
〖解析〗句意為 “杰克把他的父親描述為一個(gè)意志堅(jiān)強(qiáng)的人, 他的父親多年前肯定很勇敢。”用must have been表示對(duì)過(guò)去事情的肯定推測(cè)。
〖10安徽〗Bob would have helped us yesterday, but he-_______
A. was busy B. is busy C. had been busy. D. will be busy
〖答案〗A
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣與時(shí)態(tài)。
〖解析〗前句表示對(duì)過(guò)去的虛擬, 而but之后表示過(guò)去的客觀事實(shí), 故用一般過(guò)去時(shí)態(tài)。
〖10湖南〗You buy a gift, but you can if you want to.
A. must B. mustn’t C. have to D. don’t have to
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞。
〖解析〗don’t have to 意為 “沒(méi)有必要”, 符合語(yǔ)境, 句意為：“你沒(méi)有必要買(mǎi)禮物, 但如果你想買(mǎi)的話, 你也可以買(mǎi)。”
〖10湖南〗If he my advice, he wouldn't have lost his job.
A. followed B. should follow C. had followed D. would follow
〖答案〗C
〖考點(diǎn)〗考查虛擬語(yǔ)氣。
〖解析〗根據(jù) “wouldn’t have lost”可判斷if引導(dǎo)的狀語(yǔ)從句表示與過(guò)去事實(shí)相反的虛擬, 故選C項(xiàng)。
〖10江西〗I have told you the truth. ______ I keep repeating it?
A Must B Can C May D Will
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗must 必須, 一定 can 可以, 能夠 may 也許 will 意愿, 傾向性動(dòng)作, 前半句說(shuō)我告訴你事實(shí)了, 這里用的是現(xiàn)在完成時(shí), 表示過(guò)去的動(dòng)作對(duì)現(xiàn)在造成了影響, 既然我已經(jīng)說(shuō)了, 我還必須重復(fù)一遍嗎？
〖10山東〗I_______ have watched that movie —it’ll give me horrible dreams.
A. shouldn’t B. needn’t C. couldn’t D. mustn’t
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意應(yīng)為 “我本來(lái)不應(yīng)該看那部電影的----它會(huì)使我做噩夢(mèng)的。”表示 “本來(lái)不應(yīng)該做而做了某事”用shouldn’t have done, 所以A項(xiàng)正確。
〖10天津〗Mark have hurried. After driving at top speed, he arrived half an hour early.
A. needn’t B. wouldn’t C. mustn’t D. couldn’t
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗句意：邁克本來(lái)不必要那么忙的。這么高速駕駛之后, 他早半個(gè)小時(shí)到達(dá)了。根據(jù)后面的語(yǔ)境, 提前半個(gè)小時(shí)到達(dá), 說(shuō)明Mark本來(lái)不必那么匆忙, 所以用needn’t have done 結(jié)構(gòu), 表示 “本來(lái)不必要做某事的而實(shí)際上做了”。
〖10天津〗John went to the hospital alone. If he me about it, I would have gone with him.
A. should tell B. tells C. told D. had told
〖答案〗D
〖考點(diǎn)〗考查虛擬語(yǔ)氣。
〖解析〗句意：約翰獨(dú)自去了醫(yī)院。如果他告訴我的話, 我會(huì)跟他一起去的。前一句是陳述語(yǔ)氣, 說(shuō)明動(dòng)發(fā)生在過(guò)去, 而且后一句的主句已經(jīng)是would have gone說(shuō)明是與過(guò)去事實(shí)相反的虛擬語(yǔ)氣。與之對(duì)應(yīng)的從句結(jié)構(gòu), 應(yīng)該用had +過(guò)去分詞。
〖10四川〗— I take the book out? w_w w. k#s5_u.c o*m
—I’m afraid not.
A. Will B. May C. Must D. Need
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗表請(qǐng)求可用情態(tài)動(dòng)詞can, may, could, might ,表允許用can, may.句意為： “我可以將這本書(shū)帶出去嗎？” “恐怕不行”。故應(yīng)選表情請(qǐng)求的情態(tài)動(dòng)詞may。正確答案為B。
〖10全國(guó)Ⅰ〗Just be patient .You ______ expect the world to change so soon .
A. can’t B. needn’t C. may not D. whether
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗句意：耐心一點(diǎn)兒, 你不能期望世界變化如此快。通過(guò)選項(xiàng)此題考查情態(tài)動(dòng)詞, can’t在否定句中可以表示推測(cè), 譯為不可能,可以表示能力, 譯為不能夠, 也可以表示命令, 不允許, 但是語(yǔ)氣比mustn’t弱, 具有勸慰的意思, 根據(jù)句意此題中選擇A, can’t表示勸慰。
〖10江蘇〗—I haven’t got the reference book yet, but I’ll have a test on the subject next month.
—Don’t worry. You______ have it by Friday.
A. could B. shall C. must D. may w_
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗shall在第二人稱(chēng)中表示允諾, 還可以表示強(qiáng)制, 命令, 威脅, 警告。還有在法律條文中的要求或規(guī)定。
〖10江蘇〗George is going to talk about the geography of his country, but I’d rather he_______ more on its culture.
A. focus B. focused C. would focus D. had focused
〖答案〗B
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣。
〖解析〗would rather后應(yīng)用虛擬語(yǔ)氣, 表示與現(xiàn)在時(shí)間相反, 用動(dòng)詞的過(guò)去式
〖10陜西〗May I take this book out of the reading room?
No, you . You read it in here.
A. mightn’t B. won’t C. needn’t D. mustn’t
〖答案〗D
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗英語(yǔ)中用could, might表示詢問(wèn)或征求意見(jiàn)的問(wèn)句中, 肯定性應(yīng)答要用can或may來(lái)代替could或might, 而may或might征求意見(jiàn)的問(wèn)句否定應(yīng)答時(shí)要用mustn’t, 故本題選D。
〖10陜西〗If we ___ the other road, we might have arrived here in time for the meeting.
A. take B. had taken C. took D. have taken
〖答案〗B
〖考點(diǎn)〗考查虛擬語(yǔ)氣。
〖解析〗所填詞做虛擬語(yǔ)氣中條件狀語(yǔ)從句的謂語(yǔ), 根據(jù)主句的謂語(yǔ)動(dòng)詞形式might have ar rived可知題干是與過(guò)去事實(shí)相反, 故所填部分用had+過(guò)去分詞形式, 選B。
〖10全國(guó)Ⅱ〗I’m afraid Mr. Harding _________see you now. He’s busy.
A. can’t B. mustn’t C. shouldn’t D .needn’t
〖答案〗A
〖考點(diǎn)〗情態(tài)動(dòng)詞考查。
〖解析〗結(jié)合語(yǔ)境, 根據(jù)情態(tài)動(dòng)詞用于疑問(wèn)或否定推測(cè)時(shí), 要用can’t。
〖10湖北〗It’s said that they have swum to the island from the continent, but they ________（不可能做到）because the ocean in between is too wide. (do)
〖答案〗can’t/ couldn’t have done it
〖考點(diǎn)〗情態(tài)動(dòng)詞
〖解析〗當(dāng)要對(duì)過(guò)去進(jìn)行肯定的推測(cè)時(shí), 要用 “can’t/couldn’t+have+done”的結(jié)構(gòu)
〖10湖北〗Mr. Johnson insisted that the problem worthy of attention ________ (討論) at the meeting. (discuss)
〖答案〗(should) be discussed
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣。
〖解析〗“insist”引導(dǎo)的賓語(yǔ)從句要用虛擬, 從句結(jié)構(gòu)是“should”（可省略）加動(dòng)詞原形, 主語(yǔ)“problem” 是要 “被討論”。
〖10遼寧〗Doctors say that exercise is important for health, but it _______ be regular exercise.
A. can B. will C. must D. may
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗句意：醫(yī)生說(shuō)鍛煉對(duì)身體重要, 但是必須是有規(guī)律的鍛煉。Can一般表示 “可能, 或能力”；will表示 “意志”；may表示 “許可, 可能”；must表示 “必須”。
〖10北京〗---Good morning. I’ve got an appointment with Miss Smith in the Personnel Department. --Ah, good morning. You be Mrs. Peters.
A. might B. must C. would D. can
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞在語(yǔ)境中的運(yùn)用。
〖解析〗第一個(gè)說(shuō)話人說(shuō)和史密斯小姐有約, 那下面的人就回應(yīng)說(shuō), "那您一定就是Mrs. Peters了"因此排除A, C, D
〖10北京〗--The weather has been very hot and dry.
--Yes. If it had rained even a drop, things would be much better now! And my vegetables .
A. wouldn't die B. didn't die
C. hadn't died D. wouldn't have died
〖答案〗D
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣中對(duì)過(guò)去的虛擬。
〖解析〗第二個(gè)說(shuō)話人的If條件句是我們選擇正確答案的關(guān)鍵。要是當(dāng)時(shí)下雨了, 現(xiàn)在的情況就好的多了！我的蔬菜也就不會(huì)死了。過(guò)去沒(méi)有下雨, 所以我的蔬菜干死了也是發(fā)生在過(guò)去。而將句子還原則為If it had rained even a drop, my vegetables wouldn't have died.
If+ had done, 主句為couldn’t/ shouldn't/ wouldn't have done.
〖10浙江〗Had I known about this computer program, a huge amount of time and energy .
A．would have been saved B．had been saved
C．will be saved D．was saved
〖答案〗A
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣。
〖解析〗根據(jù)句子的倒裝特征判斷此處是省略了if的虛擬語(yǔ)氣, 原形是：If I had known about this computer program, a huge amount of time and energy .故選擇A。句意為：如果我早知道這個(gè)電腦程序, 就可以節(jié)省大量的時(shí)間和精力了。
〖10浙江〗 “You ____ have a wrong number,” she said. “There’s no one of that name here.”
A. need B. can C. must D. would
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞。
〖解析〗肯定的猜測(cè), 用must
〖10上海〗---Sorry, Professor Smith. I didn't finish the assignment yesterday.
---Oh, you have done it as yesterday was the deadline.
A. must B. mustn't C. should D. shouldn't
〖答案〗C
〖考點(diǎn)〗本題考查的是虛擬語(yǔ)氣
〖解析〗此處表示和過(guò)去事實(shí)相反的情況, 應(yīng)該用should + have + 過(guò)去分詞。本來(lái)應(yīng)該做, 而未做
〖10重慶〗You park here! It’s an emergency exit.
A. wouldn’t B. needn’t C. couldn’t D. mustn’t
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞。
〖解析〗由后面的 “這是一個(gè)緊急出口”可知, 這兒是禁止某人停車(chē), 所以用mustn’t表示禁止某人做某事。符合語(yǔ)境。
〖09安徽〗Some people who don’t like to talk much are not necessarily shy；they just be quiet people.
A. must B. may C. should D. would
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗有些人不喜歡講話are not necessarily shy, 他們可能是安靜的人, 表示 “可能”之意。
〖09北京〗One of the few things you ____ say about English people with certainty is that they talk a lot about the weather.
A. need B. must C. should D. can
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗關(guān)于英語(yǔ)的話題中, 你絕對(duì)有把握談?wù)摰臉O少幾個(gè)話題之一, 就是很多時(shí)候都在談?wù)撎鞖狻?/span>
〖09湖南〗— It’s the office! So you know eating is not allowed here.
— Oh, sorry.
A. must B. will C. may D. need
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：這是辦公室！因此你必須知道吃的不允許帶到這里。must表示 “絕不”的意思。
〖09海南〗What do you mean, there are only ten tickets? There be twelve
A. should B. would C. will D. shall
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗你這是什么意思, 只有十張票嗎?應(yīng)該有十二人。should表示 “應(yīng)該, 應(yīng)當(dāng)”。
〖09上海〗It_____ have been Tom that parked the car here, as he is the only one with a car.
A. may B. can C. must D. should
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞表推測(cè)。
〖解析〗通過(guò)意思我們知道是表示可能的推測(cè), 而且是過(guò)去的可能, 表達(dá)的是一定是….比較肯定的推測(cè), 所以我們用must have done 的形式。
〖09四川〗—I don’t care what people think.
—Well, you _______
A. could B. would C. should D. might
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗答話的人提了一個(gè)建議——你應(yīng)該關(guān)注別人對(duì)你的評(píng)價(jià)的。should可以用來(lái)向別人提建議, 所以答案為：C
〖09天津〗This printer is of good quality. If it _______ break down within the first year, we would repair it at our expense.
A. would B. should C. could D. might
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：這個(gè)打印機(jī)的質(zhì)量很好, 如果在一年內(nèi)出現(xiàn)故障, 我們將免費(fèi)維修。
〖09重慶〗—Hi, Tom. Any idea where Jane is?
—She_____in the classroom. I saw her there just now.
A. shall be B. should have been
C. must be D. might have been
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞表推測(cè)的用法。
〖解析〗根據(jù)題意, 我剛剛看見(jiàn)她在教室, 可以肯定推測(cè)她一定在那兒。
〖09全國(guó)II〗I can’t leave. She told me that I stay here until she comes back.
A. can B. must C. will D. may
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗根據(jù)前文, “我不能走”, 可以判斷她告訴我 “必須”呆在這兒。
〖09江蘇〗He did not regret saying what he did but felt that he it differently.
A. could express B. would express
C. could have expressed D. must have expressed
〖答案〗C
〖考點(diǎn)〗虛擬語(yǔ)氣。
〖解析〗could have expressed it differently.他要是用另一種方式來(lái)說(shuō)該多好呀。
〖09福建〗But for the help of my English teacher, I the first prize in the English Writing Competition.
A. would not win B. would not have won C. would win D. would have won
〖答案〗B
〖考點(diǎn)〗虛擬語(yǔ)氣。
〖解析〗此處虛擬語(yǔ)氣表示與過(guò)去事實(shí)相反, 句子謂語(yǔ)動(dòng)詞用would/should/could/might + have done結(jié)構(gòu), 故選B。
〖08全國(guó)Ⅱ〗Liza well not want to go on the trip—she hates traveling.
A.will B.can C.must D.may
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：Liza極有可能不想去旅行——她討厭旅行。may well很可能, 極有可能, 表示猜測(cè)。當(dāng)表示猜測(cè)時(shí), will和can不能與well連用, must只能用于肯定句中。
〖08北京〗John promised his doctor he not smoke, and he has never smoked ever since.
A.might B.should C.could D.would
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為:約翰答應(yīng)醫(yī)生他不再吸煙, 從那以后, 他再也沒(méi)有吸過(guò)煙。由句意可知空格處表示允諾, 故應(yīng)選擇D項(xiàng)。
〖08天津〗She have left school, for her bike is still here.
A.can’t B.wouldn’t C.shouldn’t D.needn’t
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：她不可能離開(kāi)了學(xué)校, 因?yàn)樗淖孕熊?chē)仍然在這兒。can’t表示不可能；wouldn’t have done表虛擬；shouldn’t have done本不該做(卻已做了）；needn’t have done本沒(méi)必要做(但已做了）。
〖08江西〗What a pity!Considering his ability and experience, he better.
A.need have done B.must have done C.can have done D.might have done
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：太遺憾了！鑒于他的能力和經(jīng)驗(yàn), 他本可能做得更好。need have done本來(lái)有必要做（而沒(méi)做）；must have done是對(duì)過(guò)去發(fā)生的事情的肯定的推測(cè), 表示 “過(guò)去一定做了”；can have done是對(duì)過(guò)去發(fā)生的事情的不肯定的推測(cè)；might have done表示 “本來(lái)可以”。
〖08湖南〗You don’t have to know the name of the author to find a book.You find the book by the title.
A.must B.need C.can D.would
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：要找到一本書(shū)你不一定非要知道作者的名字。你可以根據(jù)書(shū)的標(biāo)題找到這本書(shū)。can表示 “可以, 能夠”。
〖08陜西〗—What sort of house do you want to have? Something big?
—Well, it be big—that’s not important.
A.mustn’t B.needn’t C.can’t D.won’t
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：“你想要什么樣的房子？要大的嗎？” “噢, 它不需要很大, 那不重要。”由...that’s not important.這一語(yǔ)境可知, 空格處應(yīng)表示 “不需要”, 故須用needn’t。
〖08四川〗Although this sound like a simple task, great care is needed.
A.must B.may C.shall D.should
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：盡管這聽(tīng)起來(lái)可能像一項(xiàng)簡(jiǎn)單的任務(wù), 但是需要非常仔細(xì)。must一定, 必須；may可能, 可以；shall將要；should應(yīng)該。各自表達(dá)的意義不同, 選may最妥當(dāng)。
〖08重慶〗—I can’t find my purse anywhere.
—You have lost it while shopping.
A.may B.can C.should D.would
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗may表達(dá)推測(cè)之意, 意為 “可能……”。
〖08浙江〗You be hungry already— you had lunch only two hours ago!
A.wouldn’t B.can’t C.mustn’t D.needn’t
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：你不可能餓了, 你兩個(gè)小時(shí)之前才吃的午飯！can’t指不可能；mustn’t表猜測(cè)時(shí), 不能用于否定句；Needn’t指沒(méi)有必要。
〖08福建〗It is usually warm in my hometown in March, but it be rather cold sometimes.
A.must B.can C.should D.would
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must必然, 一定；can可能；should應(yīng)該；would（過(guò)去）將, 總會(huì)。本題提供的語(yǔ)境是 “有時(shí)可能會(huì)……”。
〖08遼寧〗Peter be really difficult at times even though he’s a nice person in general.
A.shall B.should C.can D.must
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：雖然彼得總體上來(lái)說(shuō)是一個(gè)好人, 但有時(shí)真的難以相處。can在這里不表示主觀的推測(cè), 而表示客觀的可能性。
〖08江蘇〗—I’m sorry.I at you the other day.
—Forget it.I was a bit out of control myself.
A.shouldn’t shout B.shouldn’t have shouted
C.mustn’t shout D.mustn’t have shouted
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：“對(duì)不起, 幾天前我本不應(yīng)該朝你大喊大叫的。” “不要放在心上。我自己有點(diǎn)情緒失控。”shouldn’t have done sth.本不應(yīng)該做某事(但已經(jīng)做了)。
〖08山東〗Thank you for all your hard work last week.I don’t think we it without you.
A.can manage B.could have managed
C.could manage D.can have managed
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗could have done本能夠做某事（但沒(méi)做）。
〖07全國(guó)Ⅰ〗—How’s your tour around the North Lake? Is it beautiful?
—It be, but it is now heavily polluted.
A.will B.would C.should D.must
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的區(qū)別。
〖解析〗will可用來(lái)表示 “意愿；客觀必然性等”；would可表示 “意愿；過(guò)去常常（現(xiàn)
在也可能是那樣的）”；should表示 “應(yīng)該, 理應(yīng)”；must表示 “必然；一定, 準(zhǔn)是”。結(jié)合語(yǔ)境可知, 此處用should表示虛擬。句意為： “這本來(lái)應(yīng)該是美麗的, 但是現(xiàn)在它被嚴(yán)重污染了。”
〖07北京〗In crowded places like airports and railway stations, you take care of your luggage.
A.can B.may C.must D.will
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：在像飛機(jī)場(chǎng)和車(chē)站這樣擁擠的地方, 你一定要照看好自己的行李。must表示 “必須, 一定”符合句意。
〖07湖南〗The biggest problem for most plants, which just get up and run away when threatened, is that animals like to eat them.
A.shan’t B.can’t C.needn’t D.mustn’t
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：對(duì)于絕大多數(shù)受到威脅時(shí)不能起來(lái)就逃跑的植物來(lái)說(shuō), 最大的問(wèn)題是動(dòng)物喜歡吃它們。Shan’t表將來(lái);needn’t不必, mustn’t禁止, 都不正確。
〖07陜西〗I told your friend how to get to the hotel, but perhaps I have driven her there.
A.could B.must C.might D.should
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞。
〖解析〗could have done（過(guò)去）可能做過(guò)；本能夠做……；must have done（過(guò)去）肯定做過(guò)；might have done（過(guò)去）可能做過(guò)；should have done本應(yīng)該做（而事實(shí)上沒(méi)做）。由句意 “我告訴你朋友該怎么去旅館, 但或許我應(yīng)該開(kāi)車(chē)送她去那兒。”可知應(yīng)選D項(xiàng)。
〖07四川〗—What does the sign over there read?
— “No person smoke or carry a lighted cigarette, cigar or pipe in this area.”
A.will B.may C.shall D.must
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗shall用于第二、三人稱(chēng), 表示命令、允許、警告等, 此處表示警告。
〖07重慶〗—What do you think we can do for our aged parents?
—You do anything except to be with them and be yourself.
A.don’t have to B.oughtn’t to C.mustn’t D.can’t
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗don’t have to不必；oughtn’t to不應(yīng)當(dāng)；mustn’t禁止, 不允許；can’t不可能。答語(yǔ)句意為：“除了與父母呆在一起和做你自己以外, 你不必做任何事情。因此A項(xiàng)符合題意。
〖07浙江〗—My cat’s really fat.
—You have given her so much food.
A.wouldn’t B.couldn’t C.shouldn’t D.mustn’t
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗句意為：——我的貓真胖?！惚静粦?yīng)該給她那么多食物。shouldn’t have done sth本不應(yīng)該做某事（暗含做了）。
〖07福建〗My MP4 player isn’t in my bag.Where I have put it?
A.can B.must C.should D.would
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗由句意 “我的MP4不在我包里。我可能把它放哪兒了？”可知應(yīng)選A。can have done過(guò)去可能做過(guò)而must have done “過(guò)去肯定做過(guò)”, 只能用于肯定陳述句；should have done本應(yīng)該做過(guò)（而事實(shí)上沒(méi)做）；would have done只能用于虛擬語(yǔ)氣。
〖07江蘇〗—She looks very happy.She have passed the exam.
—I guess so.It’s not difficult after all.
A.should B.could C.must D.might
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must have passed the exam肯定是通過(guò)考試了, 由前句中的 “happy”和下句中的 “not difficult after all”可以推知。
〖07山東〗They two free tickets to Canada, otherwise they’d never have been able to afford to go.
A.had got B.got C.have got D.get
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗 “otherwise they’d never have been able...”這一句用了與過(guò)去事實(shí)相反的虛擬語(yǔ)氣；而 “他們弄到了兩張去加拿大的免費(fèi)票”卻是事實(shí), 故用一般過(guò)去時(shí)。
〖07上海〗—Guess what？ I have got A for my term paper.
—Great!You read widely and put a lot of work into it.
A.must B.should C.must have D.should have
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗由 “have got A”可知是對(duì)過(guò)去發(fā)生事情的推測(cè), 故用 “情態(tài)動(dòng)詞+have done”結(jié)構(gòu)。must have done表示 “必定做過(guò)某事”, 符合題意。
〖07安徽〗The teacher have thought Johnson was worth it or she wouldn’t have wasted time on him, I suppose.
A.should B.can C.would D.must
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must have done表示對(duì)過(guò)去所做事情的肯定判斷, 表示 “一定……”。
〖07江西〗—Where is my dictionary? I remember I put it here yesterday.
—You it in the wrong place.
A.must put B.should have put C.might put D.might have put
〖答案〗D
〖考點(diǎn)〗考查情態(tài)動(dòng)詞表推測(cè)的用法。
〖解析〗由yesterday可知A、C兩項(xiàng)錯(cuò)誤；should應(yīng)該, 理應(yīng)；might或許, 可能, 顯然D項(xiàng)正確。
〖06全國(guó)Ⅰ〗There’s no light on—they be at home.
A.can’t B.mustn’t C.needn’t D.shouldn’t
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：（家中）沒(méi)有亮燈, ——他們肯定不在家。此處要用情態(tài)動(dòng)詞表推測(cè), 且用于否定句表示 “肯定不……”, 故can’t符合要求。must表推測(cè)時(shí)不用于否定句, mustn’t表示 “禁止, 不許”；needn’t表示 “不需要”；shouldn’t表示 “不應(yīng)當(dāng)”, 故A項(xiàng)符合要求。
〖06全國(guó)Ⅰ〗Eliza remembers everything exactly as if it yesterday.
A.was happening B.happens C.has happened D.happened
〖答案〗D
〖考點(diǎn)〗考查虛擬語(yǔ)氣的用法。
〖解析〗as if仿佛, 好像, 其后的從句可出現(xiàn)虛擬語(yǔ)氣。句意為：Eliza清楚地記得每一件事, 仿佛它是昨天發(fā)生的！句中remembers為一般現(xiàn)在時(shí), 故as if從句中用一般過(guò)去時(shí)來(lái)表示虛擬語(yǔ)氣。
〖06全國(guó)Ⅱ〗We hope that as many people as possible join us for the picnic tomorrow.
A.need B.must C.should D.can
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：我們希望盡可能多的人能參加我們明天的野餐。用can.表示可能性。
〖06北京〗— What’s the name?
— Khulaifi. I spell that for you?
A.Shall B.Would C.Can D.Might
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗shall在問(wèn)句中征求對(duì)方意見(jiàn), 主要用于第一人稱(chēng)。答語(yǔ)句意為： “我給你拼寫(xiě)一下好嗎？”
〖06天津〗We have proved great adventurers, but we have done the greatest march ever made in the past ten years.
A.needn’t B.may not C.shouldn’t D.mustn’t
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：我們或許還沒(méi)有證明是偉大的探險(xiǎn)者, 但我們已取得了在過(guò)去的10年里的最偉大的進(jìn)展。故應(yīng)用may not。
〖06浙江〗— Could I have a word with you, mum?
— Oh dear, if you .
A.can B.must C.may D.should
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：媽媽, 我可以和你說(shuō)句話嗎？” “噢, 親愛(ài)的, 如果你非要說(shuō)的話。”must表示必須要做的事。
〖06福建〗If it were not for the fact that she sing, I would invite her to the party.
A.couldn’t B.shouldn’t C.can’t D.might not
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗題中that引導(dǎo)同位語(yǔ)從句。 “she can’t sing”是一個(gè)事實(shí), 是指在能力、技能等方面不能、不會(huì)。
〖06湖南〗Some aspects of a pilot’s job be boring, and pilots often work at inconvenient hours.
A.can;have to B.may;can C.have to;may D.ought to;must
〖答案〗A
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：飛行員工作的某些方面可能是令人厭倦的, 并且飛行員經(jīng)常在不方便的時(shí)候工作。第一空表示的是客觀的可能性, 應(yīng)用can；而第二空說(shuō)在不方便的時(shí)候還要干, 因此表示客觀上的必須, 用have to, 意為 “不得不”。
〖06湖北〗 fired, your health care and other benefits will not be immediately cut off.
A.Would you be B.Should you be C.Could you be D.Might you be
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：如果你被炒了, 你的醫(yī)療保險(xiǎn)和其他利益并不會(huì)立即取消。與將來(lái)事實(shí)相反的假設(shè), 從句用答案B項(xiàng)。
〖06山東〗— May I smoke here?
— If you , choose a seat in the smoking section.
A.should B.could C.may D.must
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗由本題語(yǔ)境可知, 空白處應(yīng)表示 “非得……”之意, 故須用must。
〖06江西〗The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.
A.should have taken B.could have taken
C.needn’t have taken D.mustn’t have taken
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為:昨天天氣不錯(cuò), 我本沒(méi)有必要不怕費(fèi)事帶把傘。could have done表示 “本能夠做而未做”；should have done表示 “本應(yīng)該做而未做”；mustn’t表示 “禁止, 不許”；needn’t have done表示 “本不必做而做了”。take the trouble to do sth.表示 “不怕費(fèi)事或困難盡力做某事”。
〖06江蘇〗— I think I’ll give Bob a ring.
— You .You haven’t been in touch with him for ages.
A.will B.may C.have to D.should
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的基本用法。
〖解析〗will用于第二人稱(chēng)常用來(lái)表示命令、指示, 意為 “務(wù)必, 必須”；may表示 “可能, 也許”, 常用于請(qǐng)求許可；have to表示 “不得不”；should可用于表示主觀看法、建議、勸說(shuō), 意為 “應(yīng)當(dāng), 應(yīng)該”。在此句中, 答話者表示同意對(duì)方的想法。答語(yǔ)句意為：你應(yīng)該（打個(gè)電話）, 你好長(zhǎng)時(shí)間沒(méi)與他聯(lián)系了。故D項(xiàng)符合情景要求。
〖06廣東〗— Must he come to sign this paper himself?
— Yes, he .
A.need B.must C.may D.will
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗表示要求時(shí), 肯定回答用must, 否定用needn’t。
〖06四川〗—Is Jack on duty today?
—It be him.It’s his turn tomorrow.
A.mustn’t B.won’t C.can’t D.needn’t
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗can’t表示否定推測(cè), must表示肯定推測(cè)。
〖06陜西〗As you worked late yesterday, you have come this morning.
A.mayn’t B.can’t C.mustn’t D.needn’t
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：既然你昨天工作得那么晚, 今早上你就沒(méi)必要來(lái)了。從意思上顯示選擇項(xiàng)表示 “沒(méi)必要……”。
〖05全國(guó)Ⅰ〗Tom, you leave all your clothes on the floor like this!
A.wouldn’t B.mustn’t C.needn’t D.may not
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞。
〖解析〗wouldn’t用以提示客氣的請(qǐng)求；mustn’t表示禁止, 不允許；needn’t表示沒(méi)必要；may not表示不可以。根據(jù)語(yǔ)境要求Tom不許把衣服放在地板上。
〖05全國(guó)Ⅲ〗John, look at the time. you play the piano at such a late hour?
A.Must B.Can C.May D.Need
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must在此處顯示出說(shuō)話人的不快, 有 “難道非要”的意思。
〖05北京〗He have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
A.should B.must C.wouldn’t D.can’t
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞表猜測(cè)的用法。
〖解析〗由句意 “他一定是已經(jīng)完成工作了；否則, 他就不會(huì)在海邊玩得那么高興。”可知是對(duì)過(guò)去發(fā)生事情的肯定推測(cè)。
〖05上海〗There be any difficulty about passing the road test since you have practised a lot in the driving school.
A.mustn’t B.shan’t C.shouldn’t D.needn’t
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：因?yàn)槟阍隈{校已經(jīng)訓(xùn)練了這么多, 通過(guò)路考一定沒(méi)有什么困難。本句中表達(dá)出勸慰對(duì)方的語(yǔ)氣。mustn’t表示 “禁止, 不允許”, 表示警告或命令; shan’t表示 “將不會(huì)”；shouldn’t表示據(jù)情況推測(cè) “理應(yīng)……”；needn’t表示 “不必……”。
〖05天津〗I have been more than six years old when the accident happened.
A. shouldn’t B.couldn’t C.mustn’t D.needn’t
〖答案〗B
〖考點(diǎn)〗考查對(duì)過(guò)去發(fā)生的情況的推測(cè)。
〖解析〗couldn’t have done是對(duì)過(guò)去發(fā)生情況的否定推測(cè), 其肯定形式同樣是對(duì)過(guò)去發(fā)生情況的推測(cè), 意為 “可能已……”。shouldn’t have done本來(lái)不應(yīng)該……, 但實(shí)際已經(jīng)……；needn’t have done本來(lái)不需要……, 但實(shí)際上已經(jīng)……；must表示推測(cè)時(shí), 只用在肯定句中。故選B項(xiàng)。
〖05遼寧〗This cake is very sweet. You a lot of sugar in it.
A.should put B.could have put C.might put D.must have put
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：這蛋糕, 非常甜。你一定放了許多糖在里面。
〖05浙江〗The World Wide Web is sometimes jokingly called the World Wide Wait because it
be very slow.
A.should B.must C.will D.can
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗此處表達(dá)一種可能性, 要用can, 其他三項(xiàng)都表示主觀情態(tài)。should應(yīng)該, 義務(wù), must必須, 一定, will將會(huì), 都與句意不符。
〖05福建〗—Catherine, I have cleaned the room for you.
—Thanks.You it. I could manage it myself.
A.needn’t do B.needn’t have done
C.mustn’t do D.shouldn’t have done
〖答案〗B
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的完成式和一般式的區(qū)別。
〖解析〗needn’t do不需要做……；mustn’t禁止做……, 都用于現(xiàn)在的動(dòng)作；needn’t have done表示做了本來(lái)不必去做的事；shouldn’t have done是本不該做卻做某事。
〖05湖南〗—Lucy doesn’t mind lending you her dictionary.
—She .I have already borrowed one.
A.can’t B.mustn’t C.needn’t D.shouldn’t
〖答案〗C
〖考點(diǎn)〗考查情態(tài)動(dòng)詞的辨析。
〖解析〗根據(jù)后面的句子 “I’ve already borrowed one”說(shuō)明她沒(méi)必要借字典給我了, 故選C項(xiàng)。
〖05湖北〗—Do you know where David is? I couldn’t find him anywhere.
—Well, he have gone far—his coat’s still here.
A.shouldn’t B.mustn’t C.can’t D.wouldn’t
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗由句意可知, “他肯定沒(méi)走遠(yuǎn)”, 此處是對(duì)過(guò)去的否定推測(cè), 而且語(yǔ)氣最強(qiáng), 故用can’t have done。
〖05江蘇〗—Don’t you think it necessary that he to Miami but to New York?
—I agree, but the problem is he has refused to.
A.will not be sent;that B.not be sent;that
C.should not be sent;what D.should not send;what
〖答案〗B
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣中情態(tài)動(dòng)詞的用法。
〖解析〗not be sent是虛擬語(yǔ)氣, 相當(dāng)于should not be sent。
〖05山東〗He paid for a seat, when he ______ have entered free.
A. could B. would C. must D. need
〖答案〗A
〖考點(diǎn)〗本題考查虛擬語(yǔ)氣中情態(tài)動(dòng)詞的用法。
〖解析〗根據(jù)題干可看出此處句意為 “他本來(lái)可以免費(fèi)入場(chǎng)”, 因此應(yīng)用could have done。
〖05湖北〗If I plan to do anything I wanted to, I’d like to go to Tibet and travel through as much of it as possible.
A.would B.could C.had to D.ought to
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：如果我能計(jì)劃做任何想做的事, 我想去西藏盡可能地游覽一番。觀察一下句中的時(shí)態(tài), 因?yàn)槎际沁^(guò)去時(shí), 句意表示與現(xiàn)在事實(shí)相反的虛擬語(yǔ)氣, 因此此處應(yīng)用情態(tài)動(dòng)詞的過(guò)去時(shí), 表示的意思是 “假如我們現(xiàn)在能夠……”, could表示不存在的可能性。
〖05重慶〗I was on the highway when this car went past followed by a police car.They at least 150 kilometers an hour.
A.should have been doing B.must have been doing
C.could have done D.would have done
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must have done用于肯定句中, 表示對(duì)過(guò)去事情的推測(cè), 意為 “想必是, 一定是”。否定句、疑問(wèn)句中對(duì)過(guò)去情況的推測(cè), 要用can/could have done的形式。
〖05山東〗He paid for a seat, however, he have entered free.
A.could B.would C.must D.need
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗paid暗示時(shí)間上指的是過(guò)去, could have done用于肯定句中表示本可以做而未做的事情；肯定句中不用need have done; must have done與語(yǔ)境不吻合。據(jù)題干可看出此處句意為 “他本來(lái)可以免費(fèi)入場(chǎng)”, 因此應(yīng)用could have done。
〖05江西〗—Tom is never late for work.Why is he absent today?
—Something to him.
A.must happen B.should have happened
C.could have happened D.must have happened
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗must have done的意思是 “一定發(fā)生了某事”。由對(duì)話所提供的情景可知：湯姆從不遲到, 所以他 “一定有事”。因此D項(xiàng)正確。
〖05安徽〗Helen go on the trip with us, but she isn’t quite sure yet.
A.shall B.must C.may D.can
〖答案〗C
〖考點(diǎn)〗此題考查情態(tài)動(dòng)詞的用法。
〖解析〗may表示一種可能性。如果沒(méi)有具體的語(yǔ)境的話, B、D兩項(xiàng)也可以選, 但是意思就不同了。
〖05江蘇〗—The woman biologist stayed in Africa studying wild animals for 13 years before she returned.
—Oh, dear!She a lot of difficulties!
A.may go through B.might go through
C.ought to have gone through D.must have gone through
〖答案〗D
〖考點(diǎn)〗考查 “情態(tài)動(dòng)詞+have done”。
〖解析〗從語(yǔ)境分析, 表示某人一定干過(guò)某事, 而且是對(duì)過(guò)去情況肯定的推測(cè), 故應(yīng)用must have done。C項(xiàng)相當(dāng)于should have done表示對(duì)對(duì)方的責(zé)備, 意思是 “應(yīng)該做而未做”, 在此不符合題意。
〖04全國(guó)Ⅰ〗—Isn’t that Ann’s husband over there?
—No, it be him. I am sure he doesn’t wear glasses.
A.can’t B.mustn’t C.won’t D.may not
〖答案〗A
〖考點(diǎn)〗考查否定的推斷。
〖解析〗can’t不可能；must not不許；won’t將不會(huì)；may not可能不。根據(jù) “I’m sure he doesn’t wear glasses（我確信他不戴眼鏡）”可知, 說(shuō)話者的態(tài)度是：不可能是他。
〖04全國(guó)IV〗––Tom graduated from college at a very young age.
––-Oh, he _____ have been a very smart boy then.
A. could B. should C. might D. must
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗既然大學(xué)畢業(yè)時(shí)年齡很小, 當(dāng)然可以推測(cè)一定是個(gè)聰明的家伙。
〖04重慶〗“The interest be divided into five parts, according to the agreement made by both sides, “declared the judge.
A.may B.should C.must D.shall
〖答案〗D
〖考點(diǎn)〗考查shall的習(xí)慣用法。
〖解析〗shall與第二、三人稱(chēng)名詞連用, 表示義務(wù), 責(zé)任, 決心, 許諾, 它可以用于條文中；should/must用于口語(yǔ)中。
〖04上海〗Children under 12 years of age in that country be under adnlt’s supervision when in a public library.
A. must B.may C.can D.need
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗句意為：未滿12歲的兒童必須在成人的監(jiān)督下呆在圖書(shū)館。表示 “必須”時(shí)用must側(cè)重主觀, have to側(cè)重客觀。
〖04天津〗—Who is the girl standing over there?
—Well, if you know, her name is Mabel.
A.may B.can C.must D.shall
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗此題中的must表示 “一定要, 堅(jiān)持要”。
〖04湖南〗—Excuse me, but I want to use your computer to type a report.
—You have my computer if you don’t take care of it.
A.shan’t B.might not C.needn’t D.shouldn’t
〖答案〗A
〖考點(diǎn)〗本題考查shall的用法。
〖解析〗shall用于第二、三人稱(chēng), 可表示命令、威脅。shall not=shan’t。
〖04福建〗—I’ll tell Mary about her new job tomorrow.
—You her last week.
A.ought to tell B.would have told C.must tell D.should have told
〖答案〗D
〖考點(diǎn)〗考查 “情態(tài)動(dòng)詞+have done”構(gòu)成的虛擬語(yǔ)氣用法。
〖解析〗答語(yǔ)句意為：你本該上周就告訴她(其實(shí)沒(méi)告訴她)。
〖04湖北〗—Excuse me.Is this the right way to the Summer Palace?
—Sorry, I am not sure.But it be.
A.might B.will C.must D.can
〖答案〗A
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗 “I am not sure”說(shuō)明說(shuō)話者對(duì)情況沒(méi)有把握, 推測(cè)語(yǔ)氣較弱, 使用might。
〖04上海春〗You might just as well tell the manufacturer that male customers not like the design of the furniture.
A.must B.shall C.may D.need
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗根據(jù)情景確定情態(tài)動(dòng)詞表示 “猜測(cè)”, may not表示 “可能不”。
〖03NMET〗A left-luggage office is a place where bags _____ be left for a short time, especially at a railway station.
A. should B. can C. must D. will
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗can表示可能性, 人們可以把包裹存放在行李存放處。must表示義務(wù)和責(zé)任；should的意思是 “應(yīng)該”；will作情態(tài)動(dòng)詞時(shí)表示 “愿意”。
〖02NMET〗– Is John coming by train?
– He should, but he _______not. He likes driving his car.
A. must B. can C. need D. may
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗從所提供的情景He likes driving his car.可以看出John既可能乘火車(chē)來(lái), 也可能自己開(kāi)車(chē)來(lái)。所以要把may用于否定句中, 表示部分否定地推測(cè)。
〖02北京〗——I heard they went skiing in the mountains last winter.
——It ____ true because there was little snow there.
A. may not be B. won’t be C. couldn’t be D. mustn’t be
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗由下文得知, 那兒雪很少, 那他們?nèi)セ┚筒豢赡苁钦娴睦病?/span>
〖02上海〗It has been announced that candidates ____remain in their seats until all the papers have been collected.
A. can B. will C. may D. shall
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗shall用于二三人稱(chēng)陳述句, 表命令, 警告等。
〖01 NMET〗I was really anxious about you. You _____ home without a word.
A. mustn't leave B. Shouldn't have left C. Couldn't have left D.needn't leave
〖答案〗B
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗shouldn't have done表示本不該做某事而做了, 含責(zé)備的意味。譯文:我真為你著急, 你本不該一句話不說(shuō), 就離開(kāi)了家。.
〖01上海〗You can’t imagine that a well-behaved gentlemen ____ be so rude to a lady.
A. might B. need C. should D. would
〖答案〗C
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗should有讓人驚訝, 好奇, 厭惡等用法．此句就是這個(gè)用法.翻譯成：竟然．．．
〖00 NMET〗---Are you coming to Jeff's party?
---I'm not sure. I_____ go to the concert instead.
A. must B.would C.should D.might
〖答案〗D
〖考點(diǎn)〗本題考查情態(tài)動(dòng)詞的用法。
〖解析〗might后接動(dòng)詞原形的意思是"可能做某事"。因?yàn)閷?duì)方回答說(shuō)"I'm not sure"表明它可能會(huì)去聽(tīng)音樂(lè)會(huì), 但沒(méi)有十分的把握。
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