情態(tài)動詞的用法及練習

1、 情態(tài)動詞的用法及練習一、情態(tài)動詞的特點:1.沒有人稱和數(shù)的變化。2. 有些情態(tài)動詞有過去式的變化:e.g. will would , can could , may might , dare dared二、情態(tài)動詞的否定式: 情態(tài)動詞+ not +動詞原形can not: cant , must not: mustnt , need not : neednt三、情態(tài)動詞的用法及相互區(qū)別, 是考試的內(nèi)容之一。1. can , be able to be able to 表示經(jīng)過努力后, 能夠做到; be able to 有多種形式的變化。can 1). 表示體力或腦力方面的能力; 2). 表示

2、允許、可能性。could 是can的過去式, 表示過去有能力及過去存在的可能性 ; 用于疑問句表示委婉地提出問題。1) The fire spread through the hotel very quickly but everyone _ get out. (NMET 97 )A. had toB. wouldC. couldD. was able to 2) -Will you stay for lunch? -Sorry, _. My brother is coming to see me. (NMET99)A. I mustntB. I cantC. I needntD. I won

3、t 2.may 表示詢問或說明一件事可不可做; 表示某事有可能發(fā)生。might是may的過去式; 用在疑問中比may委婉、客氣。1) -May I take this book out of the reading-room?-No, you mustnt. ( Yes, you may.)2) -Might I make a suggestion? -Yes, you may.3. must 1). 表示必須要做的事: 必須 2) 表示很有把握的推斷: 一定, 準是。have (has)to : have (has)got to 必須, 不得不。過去式: had to3) -Must I g

4、et to the station before three oclock?-Yes, you must. ( No, you neednt. )4) Im afraid you will have to wait a while.5) She must be in the classroom now.6) Mary _ be in Paris, I saw her in town only a few minutes ago. (NMET 94)A. mustnt B. shouldnt C. cant D. may not4. shall 1) 在疑問句中, 用于第一、三人稱表示說話人征求

5、對方的意見或向?qū)Ψ秸埱蟆?) 用于二、三人稱,表示說話人給對方的 命令、警告、允諾等概念。1) - Shall I place an order with you now? -No, you neednt. -Shall he turn down the radio a bit? -Yes, please.(No, please dont.)2) You shall have the English book as soon as I finish it.3) Everything that he owns shall be taken away from him.4) Your brothe

6、r seldom comes to see you, _?A. does heB. doesnt heC. will heD. isnt he5) Its a fine day. Lets go fishing, _?A. wont we B. will we C. dont we D. shall we5. should 應該 ; 應當1) You should listen to the doctors advice.2) You should study the article carefully.6. will, would1) 在疑問句中用于第二人稱,表示說話人向?qū)Ψ教岢稣埱蠡蛟儐枴?/p>

7、用would語氣更加婉轉(zhuǎn)。2) will 表示現(xiàn)在的習慣性動作或狀態(tài); would 表示過去的習慣性動作或狀態(tài)。3) will 用于各種人稱, 表示 意志、意愿、決心、允諾; would 表示過去時間的 意志、意愿、.。(1) Dont smoke in the meeting room, _ you? A. do you B.will youC. can youD. could you-Will you come with me? -Yes, I will.(I am sorry , I cant.)(2) -Would you tell us something about yoursel

8、f? -Yes, I will.(3) - Its my birthday tomorrow. Dont forget to come to my party.- _ .A. I dont B. I wont C. I cant D. I havent7. ought to 應該; 應當1) You oughtnt to smoke too much.2) She _ for what she has done.A. ought to praiseB. ought be praisedC. ought to have praisedD. ought to be praised8. dare 1

9、. dare to come 2. dare come1) He dare not tell the truth. 2) He doesnt dare to come out at night.3) I dont know whether he _ try.A. dareB. needsC. wantsD. is allowed9. need 1). 作為情態(tài)動詞:必須 2). 作為實義動詞: 需要A.主語是人 need( to do something ; to be done by somebody) B. 主語是事物 need ( doing; to be done) 1) -Do th

10、ey need to take any books with them?-No, they dont need to.2) -Need we buy any new equipment? -No, we neednt.3) This farm tool needs repairing. This farm tool needs to be repaired. 4) -Shall I tell John about it ?- No, you _ . Ive told him already.A. neednt B. wouldnt C. mustnt D. shouldnt5) Its a f

11、ine day. You _ take a raincoat with you. A. cant B. mustnt C. neednt D. may not情態(tài)動詞 + 不定式的完成式是高考的考試要點1. can(could) + have + 過去分詞2. cant (couldnt) + have + 過去分詞 3. must + have + 過去分詞 4. may (might) + have + 過去分詞 5. neednt + have + 過去分詞6. should (ought to) + have + 過去分詞7. shouldnt (oughtnt to) + have

12、+ 過去分詞1). Can (Could) they have completed their work so soon? 2) She cant (couldnt) have make a mistake.3) Since the ditch is full of water , it _ (rain) last night.4) He said that she might have misunderstood him.全國各省市高考試卷中的情態(tài)動詞試題1 A(全國卷I）24. Theres no light on - they_ be at home.A. cantB. mustntC.

13、 neednt D. shouldnt2 (全國卷2)10. We hope that as many people as-possible _ join us for the picnic tomorrow.A. need B. must C. should D. can3 (上海春)26. You know he is not going to let us leave early if we _ get the work done.A. cant B. may notC. shouldnt D. mustnt4 (天津卷)11. We have proved great adventur

14、ers, but we have done the greatest march ever made in the past ten years.A. neednt B. may notC. shouldnt D. mustnt5 (四川卷)32. -Is Jack on duty today?-It _ be him. Its his turn tomorrow.A. mustnt B. wont C. cant D. neednt6 (江西卷)24The weather turned out to be fine yesterdayI _ the trouble to carry my u

15、mbrella with meAshould have taken Bcould have taken Cneednt have takenD. mustnt have taken7 (陜西卷)19.As you worked late yesterday, you _ have come this morning.A. maynt B. cant C. mustnt D. neednt 8 (江蘇卷)21. - I think Ill give Bob a ring.- You _. You havent been in touch with him for ages. A. will B.

16、 may C. have to D. should9 (廣東卷)22. - Must he come to sign this paper himself?- Yes, he_.A. needB. mustC. mayD. will10 (山東卷)30. -May I smoke here ?-If you _, choose a seat in the smoking section.A. should B. could C. may D. must11.He _ have completed his work; otherwise, he wouldnt be enjoying himse

17、lf by the seaside. A. should B. must C. wouldnt D. cant12. I _ have been more than six years old when the accident happened. A. shouldnt B. couldnt C. mustnt D. neednt 13. 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 14. He paid for a s