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 Modalscan could may mightmust had toshall shouldwill wouldought to -dare daredneed -used to基本用法基本用法a modal verb +do a modal verb+be doing a modal verb +have done 现在状况现在状况现在动作现在动作过去动作过去动作/状态状态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

2、 一定是 Cant 一定不是可能性由小到大：Cant-may/might notmight-may-could-canmust 3.表示请求、允许、允诺lCan/could I.?lMay/might I?lShall I?lShall he.征求决策者命令、警告、允诺或威胁 P89lHe/you shall 4表示必要性l Need to/dont need to lNeednt MustlMustnt lShould 5.宁愿做某事lWould rather do sthl Would rather do sth than do sthlWould do sth.rather than d

3、o sth.lWould rather sb.did sthlPrefer to do sth.lPrefer to do sth.rather than do sth.lPrefer doing to doing sth.6.情态动词对过去情况的推测lCant/couldnt have done-lmay/might have donelmust have donelNeednt have done l should have done lShouldnt have done lcan have done 7.情态动词的其他用法l1）cant but do 不得不，只好l2）May well

4、/may as well do sth.完全能，很可能l3）May you succeed.感叹句l4）Should+表示惊讶 对某事不理解，感到意外、惊讶等lHow _ a gentle like him be so unfriendly to a woman!should8Need,dare 情态动词和实意动词用法l他需要马上就走。l他不需要马上就走。l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 da

5、re to go at once.He dare not go at once.1.Peter _ be really difficult at times even though hes a nice person in general.A.shall B.should C.can D.mustC2.It is usually warm in my hometown in March,but it _ be rather cold sometimes.A.must B.can C.should D.wouldB 3.The traffic is heavy these days.I _ ar

6、rive a bit late,so could you save me a place?A.can B.must C.need D.mightD 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.wouldB5.Hows your tour around the North Lake?Is it beautiful?-It _ be,but it is now heavily polluted.A.will B.

7、would C.should D.mustC6.When can 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 B7.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.mightB8.Y

8、ou cant imagine that a well-behaved gentleman _ be so rude to a lady.A.might B.need C.should D.wouldC9.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.mustC10.The research on the new bird flu virus vaccine is chal

9、lenging and demanding.Who do you think can do the job?-_ my students have a try?A.Shall B.Must C.Will D.MayA11.When we worked in the same office,we _ often have coffee together.A.might B.should C.could D.wouldD12.Why _ it rain on Sunday?We cant go camping as planned!What a pity!A.should B.can C.must

10、 D.may C特定的语气：特定的语气：1.1.should should 表表“万一万一;竟然竟然”2.2.shall shall 表许诺、威胁、命令（强调说话表许诺、威胁、命令（强调说话3.3.人的意志或法规）；或表请求人的意志或法规）；或表请求4.4.3.would3.would表过去的习惯，倾向性表过去的习惯，倾向性used toused to5.5.4.must 4.must 表表“偏偏偏偏;非要非要”1.But for your coming,I _ very lonely.A.would be B.could be C.would have been D.could have b

11、een C2.We _ last night,but we went to the concert instead.A.must have studied B.might study C.should have studied D.would studyC3.Bob _ better in the exam,but he was not careful.A.must have done B.had done C.could have done D.could do C4.-Why is the new coat so large for me?-You _ the wrong size.A.m

12、ust buy B.should have bought C.might buy D.could have boughtD5.Sorry,Im late.I _ have turned off the alarm clock and gone back to sleep again.A.might B.should C.can D.will A6.Yesterday Jane walked away from discussion.Otherwise,she _ something she would regret later.A.had said B.said C.might say D.m

13、ight have said D7.-Oh.Ive missed a good chance.-Yes.You _ the job when it was offered.A.should have taken B.should take C.might have taken D.must have taken A8.You are wet through.You _ in the rain.A.must come B.must have caught C.may have caught D.must have got caught D9.-You were brave enough at t

14、he meeting yesterday.-Id rather _ that silly question.A.not to have raised B.not have raised C.not raise D.have not raised B10.-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 D11.She is

15、two hours late.What _ to her?A.may happen B.is happening C.can have happened D.must have happenedC表表疑问疑问的猜测只能用的猜测只能用 can 或或 could12.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 upD was/were ab

16、le to=managed to do sth.succeeded in doing sth 基本用法辨析：基本用法辨析：过去成功地做成某事过去成功地做成某事could 过去有能力但不一定做成某事过去有能力但不一定做成某事13.They met with a serious flood but in the end everyone _ escape from the area.A.had to B.would C.could D.was able to D14.She _ out alone at night.A.dare not to go B.dares not go C.doesnt

17、dare to go D.doesnt dares go C15.Shut your mouth.Nothing _ stop me once I have made up my mind.A.will B.ought to C.shall D.mustC16.If you _ wait over there for a moment,Mr.Smith,Ill tell our manager youve arrived.A.will B.must C.should D.might A17.-Do you think hell do me a favor?-Its very unlikely,

18、but he _ be prepared to help you.A.must B.will C.can D.might D18.Its nearly seven oclock.Jack _ be here at any moment.A.must B.need C.should D.can C19.Susan _ written a report like this.A.can have B.mustnt have C.cant have D.ought to not have C20.Better bring a little more money with you.The books _

19、 be expensive.A.may B.must C.could D.will A21.-Many people in England love to give advice on weather reporting.-Yes,but I think the weather offices computers _ be more accurate(准确).A.can B.have to C.ought to D.must C22.Our teachers are at work.You _ make so much noise.A.wont B.mustnt C.may not D.nee

20、dntB23.Put on more clothes.You _ be feeling cold with only a shirt on.A.can B.could C.would D.must D24.-Where shall we meet tomorrow?-Well,I _ come to your house if you like.A.could B.might C.should D.would A虚拟语气虚拟语气从句从句主句主句If+主语主语+did/were would/主语主语+should/+do could/might 与现在事实相反与现在事实相反与过去事实相反与过去事

21、实相反从句从句主句主句 If+主语主语+had done would/主语主语+should/+could/might have done与将来事实相反与将来事实相反从句从句主句主句 did/If+主语主语+should do/were to do would/主语主语+should/+do could/might 1.Eliza remembers everything exactly as if2.it _ yesterday.3.A.was happening B.happens4.C.has happened D.happened5.2.If it were not for the f

22、act that she _ 6.sing,I would invite her to the party.7.A.couldnt B.shouldnt8.C.cant D.might notDA3._ fired,your health care and other benefits will not be immediately cut off.A.Would you be B.Should you be C.Could you be D.Might you be4.Without electricity human life _ quite different today.A.is B.

23、will be C.would have been D.would beBD5.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 partly in a glass of water,it looks as if it _.A.breaks B.has broken C.were broken D.had been brokenDC7.You didnt let me dri

24、ve.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 DD9.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 climbC