高考情态动词与虚拟语气考点

1、情态动词与虚拟语气常考考点一 情态动词+have done情态动词+have done 表示对过去的虚拟情态动词+have done用法例句must have done想必，准是，一定已经做了否定式为 cant/couldnt have doneIt must have rained last night, for the road is quite muddy.can/could have done本来能够做可能做了He could have finished the work in time.Can/Could he have gone to his aunts ? Cannot/coul

2、d not have done不可能已经做了He cannot have forgotten it.He couldnt have forgotten it.may/might have done可能已经做了Its too late. I think he may have gone to bed.He may not have finished the work. 他也许还没完成那项工作 Should/ought to have done本该做，而实际上未做 You ought to have done the work more carefully.neednt have done本不必做

3、而做了You neednt have taken a taxi here, for it was very near to my house.had better have done当时最好做了You had better not have scolded her.要是那时你没责骂她就好了。You had better have found a job.要是当时你找到一份工作就好了would rather have done宁愿当时做了I raised objections at the meeting, but now I would rather not have done that.wo

4、uld like/love to have done过去愿意做但未做成I would love to have gone to the party last night, but I had to work extra hours to finish the work.1. I have watched that movie itll give me horrible dreams.A. Shouldnt B.neednt C.couldnt D.mustnt2. Mark have hurried. After driving at top speed, he arrived half an

5、 hour early.A.neednt B.wouldnt C.mustnt D.couldnt3.-Sorry, Professor Smith. I didnt finish the assignment yesterday. -Oh, you have done it as yesterday was the deadline.A.must B.mustnt C.should D.shouldnt4.It have been Tom that parked the car here, as he is the only one with a car.A.may B.can C.must

6、 D.should5. He didnt regret saying what he did but felt that he it differently.A.could express B. would express C.could have expressed D.must have expressed6. -Im sorry. I at you the other day. -Forget it, I was a bit out of control myself.C.mustnt shout D.mustnt have shouted7.-Where is my dictionar

7、y? 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 put8. 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.neednt have takenD. mustnt have taken9. As

8、you worked late yesterday, you have come this morning.A.maynt B.cant C.mustnt D.neednt10.-How did you do on the driving test?-Not so well. I much better, but I was too nervous.A.would do B.could have done C.mustnt have done D. should do11.you have broken your promise; You painting the house long ago

9、.A. could have finished B. had better finishC. must have finished D.should have finished12.- I didnt go fishing last Sunday because my car broke down.- you mine. I wasnt using it.A.should borrow B. could have borrowedC.could borrow D.must have borrowed13. My newly-purchased magazine is nowhere to be

10、 found. I have left it on the train?A.Could B. Should C.Must D.Would14. You the meeting to tell me that .you could have come up to me afterwards.A.should have come to B.neednt have interrupted C.ought to attend D.mustnt go to15. -What are you doing, dear?-Im watching the football game.-What? You you

11、r homework first.A. would have done B.must have doneC.should have done D. may have done二情态动词常考情况1.can 表客观存在的可能如：Accidents can happen on such rainy days.Driving on the highway can be dangerous2.shall 可以表示命令，警告，威胁，许诺，宣布法律规定时也要用shall.You shall leave the room at once.It has been announced that candidate

12、s shall remain in their seats until all the papers have been collected.He asked me for this book many times. Please tell him he shall have it tomorrow.My father told me, “You shall have a computer on your 18th birthday.”3. May well 与may as wellmay well + 动词原形，表示很可能 He may well be proud of his son. H

13、er appearance has changed so much that you may well not recognize her.may as well+动词原形，表示“最好，满可以，倒不如” You may as well do it at once. We may as well stay where we are.4. must 表示偏要，硬要Must you make so much noise?If you must smoke, please go out.情态动词基本用法can,could表能够，可能cant, couldnt不会，不能够，不可能may可能，征询许可mi

14、ght可能should应该，惊讶ought to应该，must必须，肯定的猜测mustnt一定不要neednt, dont need to不必shall询问意见，表警告，威胁，许诺，规定would表意愿，习惯练习1.It is usually warm in my hometown in march, but it be rather cold sometimesA. must B.can C.should D.would2.Peter be really difficult at times even though hes a nice person in general.A. shall

15、B.should C.can D.must3.Dont let your head out of a moving bus, which lead to a terrible disaster.A.can B.should C.must D.will4. -Can I pay the bill by check? -Sorry,sir. But it is the management rules of our hotel that payment be made in cash.cation5.- What does the sign over there read?- “No person

16、 smoke or carry a cigarette, cigar or pipe in this area.”A. Will B. may C. shall D. must6.-I havent got the reference book yet, but Ill have a test on the subject next month.-Dont worry, you have it by Friday.A. Could B.shall C.must D.may7. Being examed twice a year, whether it is a car or a bus or

17、a truck, is the rule that every driver obey in this city.A.shall B.can C.ought to D.need8.-Mum, would you please buy me an MP5 player? -If you can help do some housework the whole vacation, you have one as a reward.A. must B. need C.would D . shall9. It is a set rule that all payment be made by the

18、end of the month.A.will B. shall C. can D. may10.Lisa well not want to go on the trip. She hates travelling.A.will B. can C.must D.may11. -The work will take me another week. Im really tired.-I think you as well consult an experienced worker.A. may B.can C.need D.must 12. If you talk about it with m

19、e, please wait till I finish my work at hand. A. can B. may C. must D. should 13. Nick, stop screaming like crasy! Why you watch that stupid football match at one in the morning? A. shall B. would C. should D. must 14. If you go, at least wait until the storm is over. A. can B. may C. must D. will 1

20、5.-May I smoke here? -If you , choose a seat in the smoking section.A. Should B. could C.may D.must 16. -Why didnt you come to Simons party last night? -I wanted to, but my mum simply not let me out so late at night.A. could B.might C. would D. should17. -Are you going to the lecture tomorrow aftern

21、oon? -Im not sure now. I go to Professor Blacks class instead.A. might B. would C. should D. must18. - I book a table for dinner a few dsays ahead of time? - Yes, you . The restaurant is always full, especially during the holidays.A. Must; will B. Must; can C. shall; shall D. shall; must19. You cant

22、 imagine that a well-behaved gentleman be so rude to a lady.A. might B.need C. should D. would20. My MP4 isnt in my bag. Where I have put it?A. can B. must C.should D. would三. 虚拟语气 主从句时态虚拟条件句主句与现在事实相反的假设If +主语+动词过去式(be 动词用were)主语+should /would/could/might+ 动词原形 If I were you (Were I you), I should s

23、eize the chance to go abroad.与过去事实相反的假设If+主语+had done 主语+should/would/could/might+have doneIf you had taken my advice(Had you taken my advice), you would not have failed the exam.与将来事实相反的假设1. If+ 主语 +动词过去式 2. If+ 主语+were to+do3If+ 主语+should do 主语+should/would/could/might+do If he should not come tom

24、orrow(Should he not come tomorrow), we should put off the meeting till next Monday. 练习 1-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 told2.-The weather has been very hot and dry. -Yes. If it had rained even a drop, things wou

25、ld be much better now! And my vegetables .A. wouldnt die B. didnt die C. hadnt died D. wouldnt have died3.If we the other road, might have arrived here in time for the meeting.A. take B. had taken C. took D. have taken4. Had I known about this computer program, a huge amount of time and energy .A. w

26、ould have been saved B. had been saved C. will be saved D. was saved5. If he my advice, he wouldnt have lost his job.A.followed B. should follow C. had followed D. would follow6. be fired, your health care and other benefits wouldnt be immediately cut off. A would you be B. Should you be C. Could yo

27、u be D. Might you be7. If English included in the examinations, few students would choose it.A. werent B. isnt C. hasnt been D. hadnt been8. -Mike , Its a pity you didnt come to last nights concert. It was really great! -Really? If I so busy, I would have gone with you.A. hadnt been B. werent C. sho

28、uldnt be D. wouldnt be9. it to rain tomorrow, the sports meeting would be put off until the same time next week.A. Should ; / B. If ; should C. Were; / D. If; were going10. for the fact that she got hit by a car and broke her leg on her way to school, she might have passed the exam.A. Had it not bee

29、n B. Hadnt it been C. Was it not D. Were it not把下列句子变成省略 if 的形式 1. If he had told me about it, I would have gone with him.2. If it had rained even a drop, things would be much better.3. If we had taken the other road, we might have arrived here in time.4. If it should rain tomorrow, I wouldnt go hik

30、ing.5. If he were a bird, he would fly in the sky happily四. 介词短语中的虚拟语气用介词短语代替条件句,常见的介词有:,without, but foreg: Without your help, we couldnt have finished the work ahead of time.=But for your help, we couldnt have finished the work ahead of time.=Had it not been for your help, I couldnt have finished

31、the work ahead of time.练习1. Thank you for all your hard work last week, I dont think we It without you.A. can manage B.could have managed C.could manage D.can have managed 2.But for our help ,we the program in time.A. can not finish B. will not finish C. had not finished D. could not have finished 3

32、.But for the help of my Eglish teacher, I the first prize in the English writing competition.A. would not win B. would not have wonC.would win D.would have won4. the English examination I would have gone to the concert last Sunday.A.In spite of B. But for C. Because of D.As for5.Without electronic c

33、omputers, much of todays advanced technology A. will not have been achieved B. have not been achievedC. would not have been achieved D.had not been achieved四.错综时间条件句, 动词形式根据它所表示的时间做出相应的调整eg: If you had followed my advice just now, you would be better now. If you had studied hard before, you would be

34、 a college student now.1. If you had caught the early bus, you late now.A. Wouldnt be B. wont be c.wouldnt have been D. arent2. If you had found a good job then, you trouble buying the house now.A. wont have B. wouldnt have C. wouldnt had D. didnt have3. Maybe if I science, and not literature then,

35、I would be able to give you more help.A. studied B. would study C. had studied D. was studying4. “ If you to my party yesterday, you the reason why Iam wearing the clothes now.” Helen said to me.A.came; had known B.had come ; would knowC. had come; would have known D. came; would know五. 含蓄条件句例如 I wo

36、uld have come, but I was ill that day.I was ill that day, or I would have come.练习1. I you more help, but I was too busy.A.should have given B. gave C.will give D. should give2. I went on business that day. Otherwise, I you solve the problem.A. would help B. helped C. would have helped D. was helping

37、3. I didnt know you were ill, or I to the hospital to see you.A. would go B. would have gone C. have gone D. went4. I sooner but I didnt know that they were waiting for you.A.had come B. was coming C. would come D. would have come5.I had to look after my mother in the hospital.Otherwise,I part in yo

38、ur birthday party.A. would take B. did take C. had taken D. would have taken六.表示建议,要求,命令等词(如suggest,propose,advice,require,request,demand, recommend, order,command,insist)后的从句中,虚拟语气结构为should+ 动词原形 ,should可以省略.当suggest 表示 “表明”, insist 表示 “坚持说过去发生过某事”时不属于这种用法.eg: He suggested that we (should ) start o

39、ff early the next day. Its suggestesd that the meeting (should ) be put off till next week. We all agreed to his suggestion that we (should ) go to DaLian for sightseeing. My suggestion is that we (should ) put off the meeting.练习1.Teachers recommend parents their children under 12 to ride bicycles t

40、o school for safety.A. not allow B. do not allow C. mustnt allow D. couldnt allow2. The doctor recommended that you swim after eating a large meal.A. wouldnt B.couldnt C.neednt D. shouldnt3.The boss required that the plans before April.A. turn in B turned in C. be turned in D. turning in4.The general ordered th