Ⅰ.單項(xiàng)填空
1.—I didn't go to work yesterday because my car broke down.
—You ________ mine. I wasn't using it then.
A.might borrow
B.should borrow
C.must have borrowed
D.could have borrowed
答案：D 考查情態(tài)動(dòng)詞+have done。句意：——由于我的車壞了，昨天我沒有去上班�！惚緛�(lái)能夠用我的車，當(dāng)時(shí)我并不用車。事情發(fā)生在過(guò)去，could have done本來(lái)能夠做……，暗含實(shí)際上沒有做。must have done一定做了某事。結(jié)合句意選D。
2.Sometimes his present job________ be boring, and he ________ work for long hours a day.
A.can; has to B.may; can
C.has to; may D.ought to; must
答案：A 句意：有時(shí)他現(xiàn)在的工作有可能很沒趣，并且他一天中還必須工作很長(zhǎng)時(shí)間。can表示事情一時(shí)的可能性;have to必須，不得不。
3.We are given a special holiday, so we ________ go to work tomorrow.
A.can't B.mustn't
C.needn't D.shouldn't
答案：C 句意：我們有個(gè)特別的假期，所以我們明天不必去上班。can't不可能;mustn't絕不可以;needn't不必;shouldn't不應(yīng)該。結(jié)合句意選C。
4.(2014·銀川高一檢測(cè))—Sorry, Professor Smith. I didn't finish the paper yesterday.
—Oh, you ________ have done it as yesterday was the deadline.
A.must B.mustn't
C.should D.shouldn't
答案：C 答語(yǔ)句意：哦，你本該做完的，因?yàn)樽蛱炀褪亲詈笃谙蕖４颂幱胹hould have done表示本該做某事而實(shí)際上未做。
5.—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 句意：——你認(rèn)為我們能為我們年老的父母做什么?——除了陪伴他們及順其自然你不必做任何事。don't have to不必;oughtn't to不應(yīng)該;mustn't絕不可以;can't不可能。結(jié)合句意選A。
6.(2014·長(zhǎng)春高一檢測(cè))—I didn't see her last night at the party.
—You ________. But you came too late.
A.could have B.can't have
C.must have D.ought have
答案：A 句意：——我昨天晚上在聚會(huì)上沒見到她�！惚灸芤姷剿�。但是你來(lái)得太晚了。此題考查could have done，過(guò)去分詞已省去。could have done表示“過(guò)去本來(lái)可以做某事，但實(shí)際上沒有做”。
7.—Must I return the book a week later?
—Oh, no.You ________.
A.oughtn't to B.can't
C.won't D.needn't
答案：D 句意：——我必須一周后還這本書嗎?——哦，不，不必。must的疑問(wèn)句的否定回答用needn't或don't have to。
8.—She looks unhappy.________ anything have happened to her?
—I'm not sure, but I guess something ________ happened.
A.May;must have B.Can;may have
C.Must; may D.Should; might have
答案：B 句意：——她看起來(lái)不高興。她可能出了什么事嗎?——我不確定，但我想可能出了什么事。can have done可能做了某事，用于疑問(wèn)句或否定句;may have done可能做了某事，表示把握較小的推測(cè)，用于肯定句。
9.(2013·遼寧高考)Harry is feeling uncomfortable.He ________ too much at the party last night.
A.could drink B.should drink
C.would have drunk D.must have drunk
答案：D 考查情態(tài)動(dòng)詞的用法。句意：Harry感到不舒服。他一定是在昨晚的聚會(huì)上喝了太多的酒。由第一句中的“uncomfortable”及第二句中的時(shí)間狀語(yǔ)“l(fā)ast night”提示，此處強(qiáng)調(diào)對(duì)過(guò)去發(fā)生動(dòng)作的推測(cè)。用must have done。
