情态动词中考英语专题复习ppt课件.ppt

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1、Revision for Modal Verbs 1 1 The basic uses of Modal Verbs 6、Dare 7、Need 8、ought to 9、三点说明、三点说明 10、典型错误典型错误 1、Can/could 2、May/might 3、Must 4、Shall/should 5、will/would 2 21.Can 1.表示能力 The parrot can speak three languages.2.表示允许 Can I borrow the book from the library.3.表示可能性 Shanghai can be very cold

2、in March.Could 过去式；语气更委婉2.Can 与 be able to1.Can 表示习惯能力，表示习惯能力，而而be able to表示经过努力而做成了某事。表示经过努力而做成了某事。2.在否定结构中，二者可以互换。在否定结构中，二者可以互换。3.can./could+have+p.p1.在否定、疑问句中表示在否定、疑问句中表示“对过去发生行为对过去发生行为 的可能性猜测。的可能性猜测。2.在肯定句中表示在肯定句中表示“本来可以做而未做本来可以做而未做”1.The door was locked.She couldnt have been at home.2.You could

3、 have been more careful.3 31.May 1.表示可能性2.表示允许3.表示祝愿Might 过去式；语气更委婉2.may/might+have+p.p1.在否定、肯定句中表示对过去动作的推测在否定、肯定句中表示对过去动作的推测 “也许是也许是”2.Might+have+p.p表示虚拟，表表示虚拟，表“劝告、责备之意。劝告、责备之意。”Eg.1.She may be still waiting for us.2.May I come in?3.May you have a happy holiday.Eg.1.He might have spoken to her yes

4、terday.2.You might have told me earlier.土豆-服装 4 41.Must 1.表示肯定的猜测表示肯定的猜测,但只用于肯定句，但只用于肯定句，2.而而mustnt 表示表示“禁止、不准禁止、不准”2.Must、have to 与have got to1.Must表示主观表示主观2.Have to表示客观需求表示客观需求3.Have got to 多见于口语多见于口语3.must+have+p.p对过去事情的肯定猜测。对过去事情的肯定猜测。Eg.The road id wet.It must have rained last night.5 51、Shall/

5、should 1、第一、三人称疑问句中表示、第一、三人称疑问句中表示“请求请求 或征求对方意见。或征求对方意见。Eg.Shall I get you a cup of coffee?2、第二、三人称陈述句中、第二、三人称陈述句中表示命令表示命令/警告警告威胁威胁“该回必须该回必须”2、shall/should +have+p.p ought to表示本应该做而未做。表示本应该做而未做。should 过去式 语气更委婉Eg.You should have been five minutes ago.6 6Will/would 1、表示意愿、表示意愿 Ill try my best to over

6、come the difficulty.2、表示意图、表示意图What will you do?3、表示请示、表示请示 Will you help me to put these books in order?4、表示习惯动作、表示习惯动作She will sit for hours without saying a word.7 71、情态动词用于否定、疑问句；条件从句中。、情态动词用于否定、疑问句；条件从句中。eg.1.Dare you go here alone?2.How dare you do such foolish things?3.I wont allow you to swi

7、m in the river,even if you dare do it.Dare/dared2、做实意动词后加不定式。、做实意动词后加不定式。eg.I have never dared to tell him about it.8 8Need/needed 1、情态动词用于否定句，疑问句。2、实意动词用法似dare,用作不定式。3、need+not+have+p.p 表示“本来不需要做而做了。9 9Ought to 1、其否定式为、其否定式为ought not to2、ought to+have+p.p 表示本来应该做而没有做到。表示本来应该做而没有做到。Eg.You ought not

8、to have cut away the trees around the old building.1010三点说明三点说明1、情态动词+v 表示对现在或将来现在或将来动作的猜测。情态动词+have+p.p表示对过去过去动作的猜测。2、情态动词的过去式与原形相比，多点礼貌，少点冒昧，语气更为委婉。情态动词在一般疑问句中的回答：Can you sing?May I come in?Must I hand in the book now?Need I finish it now?Yes,I can.No,I cant.Yes,you may.No,you mustnt.Yes,you must.

9、No,neednt/dont have to.Yes,you must.No,you neednt.1111典型错误典型错误典型错误典型错误1.He mustnt be in the classroom.()Cant2.You might leave the bag on the bag.()might have left3.You must have seen the film last week,havet you?()didnt you 4.Li ming must have been to Japan,didnt he?()hasnt he1212经营者提供商品或者服务有欺诈行为的，应

10、当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用1.-There were already five people in the car but they managed to take me as well.-It _a comfortable journey.()A.cant be B.B.shouldnt beC.mustnt have been D.couldnt have beenD1313经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用2.Johnny,yo

11、u _play with the knife,you _hurt yourself.()A.wont;cant B.mustnt;mayC.shouldnt;must D.cant;wouldntB1414经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用3.The fire spread through the hotel very quickly but everyone _get out.()A.had to B.B.wouldC.could D.was able toD1515经营者提供商品或者服务有欺诈行

12、为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用4.-When can I come for the photos?I need them tomorrow afternoon.-They _be ready by 12:00.()A.can B.shouldC.might D.need B 1616经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用5.With so much work on hand,you _to see the game last nigh

13、t.()A.mustnt go B.B shouldnt goC.C.could have goneD.shouldnt have goneD1717经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用6.They are disappointed at the English party.They say that it _better organized.()A.A.had been B.had to beC.must have been D.could have beenD1818经营者提供商品或者服务有欺诈行

14、为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用7.She must have forgotten about the class _?()A.doesnt she B.B.mustnt sheC.hasnt she D.won t sheC1919经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用8.See whos there!_ it be Mary?A.May B.MustC.Can D.willC2020经营者提供商品或者服务有欺诈行为的，应当按照消费者

15、的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用9.Jenny _with him at that time,for I was having dinner with her in my home.()A.A.cant have been B.mustnt have beenC.must be D.may be A2121经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用10.Toms father promised,“You _have a new computer if you

16、pass the coming examination,”()A.can B.B.should C.C.shall D.D.mayC2222经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用11.-Did you walked home by yourself last night?-Yes,I did.But I think I _.()A.A.neednt B.shouldntC.may not have D.neednt haveD2323经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到

17、的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用12.-Would you change this bucket for another?It _ hold water.-OK.Im really sorry.A.wont B.cant C.didntD.doesntA2424经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用n n13.You ought to have helped him with his English,_you?n nA.wont you n nB.ought not youn

18、 nC.shouldnt youn nD.wouldnt youC2525经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用14.-I though I _something burning.()-Really?A.smelled B.B.was smellingC.could smell D.might smellC2626经营者提供商品或者服务有欺诈行为的，应当按照消费者的要求增加赔偿其受到的损失，增加赔偿的金额为消费者购买商品的价款或接受服务的费用15.She _out alone at night.()A.A.dare not to go B.dares not goC.doesnt dare to go D.doesnt dares goC2727