情態(tài)動詞練習(xí)課件

1、情態(tài)動詞一些補(bǔ)充must have done表示對過去已經(jīng)發(fā)生的行為的推測，意為“想必、準(zhǔn)是、一定做了某事”。如：It must have rained last night, for the road was quite muddy.cannot have done 表示對過去發(fā)生的行為的懷疑和不肯定。如：He cannot have forgotten it.could have done用于肯定句中，表“本來可以”eg. You could have done better, but you were too careless.Might have done“本來可能”，但實(shí)際上沒有發(fā)生

2、。另外，還可表示“本來可以或可以做某事”之意，含有責(zé)備語氣。如：You might have been eaten by fish.You might have given him more help, though you were busy.Should/ought to have done用于肯定句時表示“本該做某事，而實(shí)際上未做”，用于否定句時則表示“不該做的反而做了”Eg.You should have come to the meeting earlier.You shouldnt have told her the truth.neednt have done表示做了本來不必去做

3、的事。 如：You neednt have taken a taxi here,for it was very to my house.情態(tài)動詞練習(xí)題1) You_ all those clothes! We have a washing machine to do that sort of thingA) neednt have washedB) shouldnt have washedC) must not have washedD) can not have washed A2) Johns score on the test is the highest in the class; h

4、e_ last night.A) should study B) should have studiedC) must have studiedD) must have to studyC3) The room is in a terrible mess; it _cleaned. (CET-4, 1996,6)A) cant have beenB) shouldnt have beenC) mustnt have been D) wouldnt have beenA4) Nobody knows how people first came to these islands. They _ f

5、rom South America on rafts.A) must have sailedB) can sailC) might have sailedD) should have sailedC5) Mary was not in her bedroom yesterday afternoon. She _ in her classroom.A) should have beenB) must have beenC) must beD) should beB6) Bob said he was going to join our club but he didnt. He _ his mi

6、nd.A) cant have changedB) wouldnt have changedC) must have changedD) shouldnt have changedC7) You_ to town to see the film yesterday. It will be on TV tonight.A) neednt goB) had better not goC) should not goD) neednt have goneD8) We_ the letter yesterday, but it didnt arrive.A) must receiveB) ought

7、to receiveC) must have receivedD) ought to have receivedD9) With all the work on hand, he_ to the cinema last night.A) mustnt goB) shouldnt have goneC) could not goD) couldnt have goneD10) Eve was late for class again. She _earlier.A) should get upB) must get upC) need to get upD) should have got up

8、D11) I am feeling sick. I_ so much chocolate.A) neednt have eaten B) couldnt have eaten C) mustnt have eaten D) shouldnt have eatenD12) I didnt send out my application form last week, but I _.A) had B) would doC) should have D) might have toC13) Walking alone in the deserted village, John was scared

9、. He thought he_ Tom to go with him.A) might have askedB) should askedC) must have asked D) should have askedD14) When I got to the cinema, the film had already started; I_ there earlier.A) ought to getB) ought to have gotC) must have gotD) must getB15) The road was muddy. It_ last night.A) must rai

10、nedB) must have rainedC) must be rainedD) could have rainedB16) She can speak quite fluent English. She_.A) must been in the U.S.A. for some timeB) must have been in the U.S.A. for some timeC) should have been in the U.S.A. for some timeD) May be in the U.S.A. for some time B17) You should bear in m

11、ind that he is not so strong as he_.A) was used to beB) used to beC) was used toD) use toB18)“We didnt see him at the exhibition yesterday.”“He _it.”A) mustnt visitB) cant have visitedC) should have gone to seeD) may see C19) Mary _my letter, otherwise she would have replied before now.A) should hav

12、e receivedB) has receivedC) Couldnt have receivedD) ought to have receivedC20) I _ you a valuable present for your birthday, but I was short of money.A) would have liked to giveB) liked to give C) have liked to giveD) would like to giveA21)“Where _ my umbrella?”“Somebody _ it away by mistake.”A) is,

13、 must have takenB) is, must takeC) have been, must takeD) is, takesA22) What _ would happen if the director knew you felt that way?A) will you supposeB) you supposeC) do you supposeD) you would supposeC23) Two eyes _see more than one.A) canB) mayC) willD) shouldA24) _ you continue in your efforts an

14、d achieve new and greater successes.A) WouldB) WillC) MayD) Should C25) We ought to help each other in our work, _?A) oughtnt weB) should weC) shouldnt weD) ought to weA26) Tom _ better than to ask Dick for help.A) shall knowB) shouldnt know C) has knownD) should have knownD27) You _ your tooth pull

15、ed out before it rot completely.A) had better gotBhad to get better C) had better to getD) had better getD28) When we got to the cinema, the film hasnt started yet, so we _.A) neednt hurryB) didnt need hurryC) neednt to hurryD) neednt have hurriedD29) It was really very dangerous; you _ him seriousl

16、y.A) might have injuredB) could injureC) should have injuredD) must injure A30) As he had heart attack, he was told that he _ continue the work.A) needntB) may not C) mustntD) cantC31) An Englishman who _not speak Italian was once traveling in Italy.A) mustB) couldC) mayD) mightB32) I _like to make a suggestion.A) could B) would C) must D) might33) I know things are hard with you, but you _try to get over the difficulties.A) can B) may C) must D) oughtBC34 I c