模块5语法复习-情态动词-虚拟语气.ppt

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1、模块5语法复习情态动词虚拟语气,Modals,can could may mightmust had toshall shouldwill wouldought to-dare daredneed-used to,基本用法,a modal verb+do a modal verb+be doing a modal verb+have done,现在状况,现在动作,过去动作/状态,1.表示能力:can,be able to2.表示推测(可能)理论上的可能:can,肯定句和疑问句中 具体事情实际发生的可能:may,might 肯定句,否定句 表示推测(一定)Must 一定是 Cant 一定不是可能

2、性由小到大:Cant-may/might notmight-may-could-canmust,3.表示请求、允许、允诺,Can/could I.?May/might I?Shall I?Shall he.征求决策者命令、警告、允诺或威胁 P89He/you shall,4表示必要性,Need to/dont need to Neednt MustMustnt Should,5.宁愿做某事,Would rather do sth Would rather do sth than do sthWould do sth.rather than do sth.Would rather sb.did

3、sthPrefer to do sth.Prefer to do sth.rather than do sth.Prefer doing to doing sth.,6.情态动词对过去情况的推测,Cant/couldnt have done-may/might have donemust have doneNeednt have done should have done Shouldnt have done can have done,7.情态动词的其他用法,1)cant but do 不得不,只好2)May well/may as well do sth.完全能,很可能3)May you

4、succeed.感叹句4)Should+表示惊讶 对某事不理解,感到意外、惊讶等How _ a gentle like him be so unfriendly to a woman!,should,8Need,dare 情态动词和实意动词用法,他需要马上就走。他不需要马上就走。他不敢马上就走。He needs to go at once.Does he need to go at once?He doesnt need to go at once.He neednt go at once.He doesnt dare to go at once.He dare not go at once.

5、,1.Peter _ be really difficult at times even though hes a nice person in general.A.shall B.should C.can D.must,C,2.It is usually warm in my hometown in March,but it _ be rather cold sometimes.A.must B.can C.should D.would,B,3.The traffic is heavy these days.I _ arrive a bit late,so could you save me

6、 a place?A.can B.must C.need D.might,D,4.Some people who dont like to talk much are not necessarily shy;they _just be quiet people.A.must B.may C.should D.would,B,5.Hows your tour around the North Lake?Is it beautiful?-It _ be,but it is now heavily polluted.A.will B.would C.should D.must,C,6.When ca

7、n I come for the computer?I need it next Tuesday.-It _ be repaired by next Mon-day afternoon.A.can B.should C.might D.need,B,7.This printer is of good quality.If it _ break down within the first year,we would repair it at our expense.A.would B.should C.could D.might,B,8.You cant imagine that a well-

8、behaved gentleman _ be so rude to a lady.A.might B.need C.should D.would,C,9.What does the sign over there read?-”No person _ smoke or carry a lighted cigarette,cigar or pipe in this area.”A.will B.may C.shall D.must,C,10.The research on the new bird flu virus vaccine is challenging and demanding.Wh

9、o do you think can do the job?-_ my students have a try?A.Shall B.Must C.Will D.May,A,11.When we worked in the same office,we _ often have coffee together.A.might B.should C.could D.would,D,12.Why _ it rain on Sunday?We cant go camping as planned!What a pity!A.should B.can C.must D.may,C,特定的语气:,shou

10、ld 表“万一;竟然”shall 表许诺、威胁、命令(强调说话 人的意志或法规);或表请求3.would表过去的习惯,倾向性used to4.must 表“偏偏;非要”,1.But for your coming,I _ very lonely.A.would be B.could be C.would have been D.could have been,C,2.We _ last night,but we went to the concert instead.A.must have studied B.might study C.should have studied D.would

11、study,C,3.Bob _ better in the exam,but he was not careful.A.must have done B.had done C.could have done D.could do,C,4.-Why is the new coat so large for me?-You _ the wrong size.A.must buy B.should have bought C.might buy D.could have bought,D,5.Sorry,Im late.I _ have turned off the alarm clock and

12、gone back to sleep again.A.might B.should C.can D.will,A,6.Yesterday Jane walked away from discussion.Otherwise,she _ something she would regret later.A.had said B.said C.might say D.might have said,D,7.-Oh.Ive missed a good chance.-Yes.You _ the job when it was offered.A.should have taken B.should

13、take C.might have taken D.must have taken,A,8.You are wet through.You _ in the rain.A.must come B.must have caught C.may have caught D.must have got caught,D,9.-You were brave enough at the meeting yesterday.-Id rather _ that silly question.A.not to have raised B.not have raised C.not raise D.have n

14、ot raised,B,10.-It had been raining for four days when they arrived at the oil field.-Things _ easy for them then.A.cant be B.shouldnt be C.mustnt have been D.couldnt have been,D,11.She is two hours late.What _ to her?A.may happen B.is happening C.can have happened D.must have happened,C,表疑问的猜测只能用 c

15、an 或 could,12.As it turned out to be a small house party,we _ so formally.A.neednt dress up B.didnt have to dress up C.might not have dressed up D.neednt have dressed up,D,was/were able to=managed to do sth.succeeded in doing sth,基本用法辨析:,过去成功地做成某事,could 过去有能力但不一定做成某事,13.They met with a serious flood

16、 but in the end everyone _ escape from the area.A.had to B.would C.could D.was able to,D,14.She _ out alone at night.A.dare not to go B.dares not go C.doesnt dare to go D.doesnt dares go,C,15.Shut your mouth.Nothing _ stop me once I have made up my mind.A.will B.ought to C.shall D.must,C,16.If you _

17、 wait over there for a moment,Mr.Smith,Ill tell our manager youve arrived.A.will B.must C.should D.might,A,17.-Do you think hell do me a favor?-Its very unlikely,but he _ be prepared to help you.A.must B.will C.can D.might,D,18.Its nearly seven oclock.Jack _ be here at any moment.A.must B.need C.sho

18、uld D.can,C,19.Susan _ written a report like this.A.can have B.mustnt have C.cant have D.ought to not have,C,20.Better bring a little more money with you.The books _ be expensive.A.may B.must C.could D.will,A,21.-Many people in England love to give advice on weather reporting.-Yes,but I think the we

19、ather offices computers _ be more accurate(准确).A.can B.have to C.ought to D.must,C,22.Our teachers are at work.You _ make so much noise.A.wont B.mustnt C.may not D.neednt,B,23.Put on more clothes.You _ be feeling cold with only a shirt on.A.can B.could C.would D.must,D,24.-Where shall we meet tomorr

20、ow?-Well,I _ come to your house if you like.A.could B.might C.should D.would,A,虚拟语气,从句,主句,If+主语+did/were,would/主语+should/+do could/might,与现在事实相反,与过去事实相反,从句,主句,If+主语+had done,would/主语+should/+could/might have done,与将来事实相反,从句,主句,did/If+主语+should do/were to do,would/主语+should/+do could/might,Eliza reme

21、mbers everything exactly as if it _ yesterday.A.was happening B.happens C.has happened D.happened2.If it were not for the fact that she _ sing,I would invite her to the party.A.couldnt B.shouldnt C.cant D.might not,D,A,3._ fired,your health care and other benefits will not be immediately cut off.A.W

22、ould you be B.Should you be C.Could you be D.Might you be4.Without electricity human life _ quite different today.A.is B.will be C.would have been D.would be,B,D,5.I didnt see your sister at the meeting.If she _,she would have met my brother.A.has come B.did come C.came D.had come6.When a pencil is

23、partly in a glass of water,it looks as if it _.A.breaks B.has broken C.were broken D.had been broken,D,C,7.You didnt let me drive.If we _ in turn,you _ so tired.A.drove;didnt get B.drove;wouldnt get C.were driving;wouldnt get D.had driven;wouldnt have got8.But for electricity,human life _ so easy today.A.isnt B.will not be C.would not have been D.would not be,D,D,9.If it _ for the heavy rain,we _ the Songshan Mountains yesterday.A.were not;could have climbed B.were not;could climb C.had not been;could have climbed D.had not been;could climb,C,

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