1、情态动情态动情态动词的三大功能（定义，推测及虚拟语气）（上）情态动词的三大功能（定义，推测及虚拟语气）（上）情态动情态动词词:本义 （辨析：本义 （辨析：can/be able to)Fire cannot destroy gold 推测 （重点推测 （重点:）Where can he be?语气 （难点：委婉与虚拟语气）语气 （难点：委婉与虚拟语气）You can read the book when Ive finished it功能一：推测功能一：推测speculation想一想：想一想：Although there is no life on Mars now, some scient
2、ists think that there ouge e soe os ow, soe sc es se e_ some form of life a long time ago. (高考上海）高考上海）A. must beB. may have beenC. can have beenD. could bemustshould(sure)-can,could,may,might,y,gmay (might)notcan (could) notcan (could) not关于“靠谱”线关于“靠谱”线Thik it Hhtl t fiitThis cake is very sweet. He
3、_have put a lot of sugar in it.AwillBwouldCi hDCmight Dmust (安徽安徽)Helen_go on the trip with us，but she isnt quite sure yet.A h llBA.shallB.mustC.mayD.can1有无“证据”有无“证据”She looks very happy. Shehave passed the exam.(苏苏22)yppyp(苏苏)I guess so. Its not difficult after all.A.shouldB.couldC.mustD.mightA.sho
4、uldB.couldC.mustD.might-Are you coming to Jeffs party?- Im not sure Igo to the concert instead- I m not sure. I _go to the concert instead.Amust BcanCshould DMight(湖北湖北26)Excuse me Is this the right way to the Summer Palace?(湖北湖北26)Excuse me. Is this the right way to the Summer Palace?Sorry，I am not
5、 sure. But itbe.A mightB willC mustD canA.mightB.willC.mustD.canCan Can or May ?or May ?My MP4 player isnt in my bag.WhereI have put it? （福建（福建25）A.CanB.mustC.shouldD.wouldMr. Bush is on time for everything. How_ it be that he was late for the opening ceremony?AcanBshouldCmayDMust“Is John coming by
6、train?” “He should, but he _ not. He likes driving his car.”A. mustB. canC. needD. may(浙江浙江11)Yoube hungry already you had lunch only two hours ago!A.wouldntB.cantC.mustntD.neednt(四四川川32)Is Jack on duty today?(川川)yyItbe him.Its his turn tomorrow.A.mustntB.wontA.mustn tB.won tC.cantD.neednt想想想想：想想一一想
7、想：-When can I come for the photos? I need them tomorrow afternoon.-Theybe ready by 12:00.They _be ready by 12:00.A. canB. shouldA. canB. shouldC. mightD. mustshould谨慎推测谨慎推测所谓谨慎所谓谨慎-Morning! Can I help you?-Well, here is the Lipton tea. Where can I find coffee?-That _ also be on this shelf, across fr
8、om the tea, madam.A. would B. couldC. might D. should g(辽宁辽宁22)Peterbe really difficult at times even though hes a nice person in general.A. shallB. shouldC. canD. must2(辽宁辽宁22)Peterbe really difficult at times even though hes a nice person in general.A. shallB. shouldC. canD. mustBoys can be very n
9、aughty.It can be quite cold in Beijing in March.He is a bad-tempered fellow, but he can be quite gentle when he wishes(福建福建24)It is usually warm in my hometown in March，but itbe rather cold sometimes.A.mustB.canC.shouldD.would(湖南湖南32) Some aspects of a pilots job_be boring，and pilots often _work at
10、inconvenient hours.A.can;have toB.may;canC.have to;mayD.ought to;must对过去的推测对过去的推测情态动词的过去时对过去的推测对过去的推测情态动词的过去时mustmust have doneshouldX(sure)-Xcan,could,may,might-can have donemay (might)notcan have donecan (could) notmay(might) not have doneThis cake is very sweet. You _ a lot of sugar in it. （辽宁）（辽
11、宁）Ashould putBcould have putCmight putDmust have put- Guess what! I have got an A for my term paper.- Great! You read widely and put a lot of work into it.( 上上海海)_yp(海海)A. mustB. shouldC. must haveD. should have（江西江西27)（江西江西27)Where is my dictionary? I remember I put it here yesterday.Youit in the w
12、rong placeYouit in the wrong place.A. must putB. should have putC might putD might have putC. might putD. might have put3（江西（江西22)Tom is never late for work. Why is he absent today?yySomethingto him.A. must happenB. should have happenedppppC. can have happenedD. must have happened(北京北京26)Hehave comp
13、leted his work；otherwise，he(北京北京26)Hehave completed his work；otherwise，he wouldnt be enjoying himself by the seaside.A. shouldB. mustC. wouldntD. cantCan I come in?功能二：虚拟语气功能二：虚拟语气Could I come in?Could I come in?May I come in?May I come in?Might I come in?Might I come in?虚拟语气虚拟语气I could/mightcould/m
14、ight have seen you if I had arrived on time yesterdayI could/mightcould/might have seen you if I had arrived on time yesterdayHhld/ht thld/ht t hk db fh tk th bikHe should/ought toshould/ought to have asked me before he took the bike.Yd d hldYou needntneednt have come so early yesterdayI could/might
15、 have entered this examI should/ought to have entered this examYou could/might have stayed at my houseYou should/ought to have stayed at my house(浙江浙江15)My cats really fat.Youhave given her so much food.A.wouldntB.couldntC.shouldntD.mustnt(江苏江苏35)Im sorry. I at you the other day.(江苏江苏35)soy._youe oe
16、 d y.Forget it. I was a bit out of control myself.A. shouldnt shoutB. shouldnt have shoutedA. shouldnt shoutB. shouldnt have shoutedC. mustnt shoutD. mustnt have shouted（上海上海）（上海上海）-Sorry, Professor Smith. I didnt finish the assignment yesterday.-Oh, youhave done it as yesterday was the deadline.A.
17、must B. mustnt C. should D. shouldnt4（陕西（陕西14)I told your friend how to get to the hotel，but perhaps Ihave driven her there.A.couldB.mustC.mightD.should(江苏江苏28) He did not regret saying what he did but felt that he it differently.A. could expressB. would express C. could have expressedpD. must have
18、expressedI was really anxious about you. You _ home without a word.A. mustnt leaveB. shouldnt have leftC. couldnt have leftD. neednt leave(江西江西24)The weather turned out to be fine yesterday.Ithe trouble to carry my umbrella with me.A.should have takenB.could have takenC.neednt have takenD.mustnt hav
19、e taken全国大联考（新课标）全国大联考（新课标）I _ up early this morning, so I stayed in bed until 8 oclock amAneednt have got Bdidnt need to get Cshouldnt have got Dcant have gotgg(陕西陕西19)As you worked late yesterday，youhave come this morning.(陕西陕西 9) s you woede yes e d y，youve coesog.A.mayntB.cantC.mustntD.needntC.m
20、ustn tD.needn tShe could/might have come yesterday想想看：想想看：She could/might have come yesterday浙江省台州市高三第二次调考浙江省台州市高三第二次调考浙江省台州市高三第二次调考浙江省台州市高三第二次调考 The missing children havent been found yet. Something terrible _ to them.A may happenB should have happenedA. may happenB. should have happenedC. can have
21、 happened D. might have happened51. 河南示范性高中五校河南示范性高中五校4月联考月联考Even if you are an experienced teacher, you 真题巩固：真题巩固：sometimes _ make some mistakes.A. can B. must C. should D. will2.My English-Chinese dictionary has disappeared. Who _ have taken it? (上海春上海春)A. should B. must C. could D. would3.Jack de
22、scried his father, who _a brave boy many years ago, as a strong-il d（安徽安徽）wiled man（安徽安徽）A. would be B. would have beenC. must be D. must have been 4.(福建福建31)Catherine，I have cleaned the room for you.Thanks.You_it.I could manage it myself.A. neednt doB. neednt have doneC. mustnt doD. shouldnt have done5.（山东（山东34)He paid for a seat，however，hehave entered free.A.couldB.wouldC.mustD.need6
