高三语法复习专题-情态动词的用法.ppt

语法专题,情态动词的用法,1.考点点击:情态动词主要用来表示说话人的看法、态度等,它是每年高考必考内容.2.命题热点:情态动词的基本用法,表示态度、推测的用法以及在虚拟语气中的运用.3.考查形式:主要体现在听力理解、单项填空和完形填空中.,一、情态动词命题特点:,(1)-CouldIborrowyourbook?-Yes.Ofcourseyou_.(2)-Wouldyouliketodoitforme?-Yes.I_.(3)-Musthegetreadynow?-No,he_.,二、情态动词注意事项:1.特殊回答,can,wouldliketo,neednt/doesnthaveto,(1)对现在或将来情况推测：must+动词原形,只能用于肯定;否定和疑问分别用cant和can。-IsntthatAnnshusbandoverthere?-No,it_behim-Imsurehedoesntwearglasses.cantB.mustnotC.wontD.maynot*must-should/oughttomay-might/could+do可能性依次减弱,2、推测语气,A,Seewhosthere!_itbeMary?A.MayB.MustC.CanD.will,C,(2)对过去情况推测：must(may,might)+完成时只能用于肯定句。cant/couldnt和can/could+完成时分别用于否定和疑问句。-Therewerealreadyfivepeopleinthecarbuttheymanagedtotakemeaswell.-It_acomfortablejourney.()A.cantbeB.shouldntbeC.mustnthavebeenD.couldnthavebeen,D,Hemustbereading,_he?Youmustdoityourself,_you?Hemusthavegoneoverthearticle,_he?Itmusthaverainedlastnight,_it?,3、表猜测语气的反意疑问句的构成,isnt,dont,hasnt,didnt,wouldneedusedtododaremustntdonthaveto=needntmay/mightaswelldosth.不妨;还是为好改错:Luckily,theycouldescapefromtheburninghousewiththefiremenshelp.,4.辩析beabletomustcanhaveto,wereableto,She_outaloneatnight.()A.darenottogoB.daresnotgoC.doesntdaretogoD.doesntdaresgo,C,1)用于第一人称表将来。2)用于一,三人称疑问句,表征求对方意见或向对方请求。3用于二、三人称，表示保证、承诺、威胁、警告。Youshallbepunishedifyougoondoingitthisway.(表示警告)IshallgotoworkafterIhavefinishedschool.(表示将来)-Shallhecomein?-Comein,please.(表示征求对方意见),5、shall,Tomsfatherpromised,“You_haveanewcomputerifyoupassthecomingexamination,”()A.canB.shouldC.shallD.may,C,1）表示“预测、可能”2）表示说话人的感情(惊奇、愤怒、失望等)“竟然”翻译:Theyshouldbeherebynow.Youcantimaginethatthewell-educatedgentlemanshouldbesorudetoalady.,6、should,-WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.-They_bereadyby12:00.()A.canB.shouldC.mightD.need,B,YououghttohavehelpedhimwithhisEnglish,_you?A.wontyouB.oughtnotyouC.shouldntyouD.wouldntyou,C,1）对过去情况推测。肯定:must/may/mighthavedone否定:cant/couldnt/maynot/mightnothavedone疑问:can/couldhavedone?,7、情态动词+havedone,Jenny_withhimatthattime,forIwashavingdinnerwithherinmyhome.()A.canthavebeenB.mustnthavebeenC.mustbeD.maybe,A,2）译成“本”could/might/should/would/needhavedone.译:你本该早五分钟来.Youshouldhavecomeherefiveminutesearlier.3）虚拟语气（与过去事实相反的主句）译:Ifyouhadfollowedmyadvice,youwouldnthavebeendefeated.如果你当时接受了我的忠告,你是不会失败的.,TheyaredisappointedattheEnglishparty.Theysaythatit_betterorganized.()A.hadbeenB.hadtobeC.musthavebeenD.couldhavebeen,D,-Didyouwalkedhomebyyourselflastnight?-Yes,Idid.ButIthinkI_.()needntB.shouldntC.maynothaveD.neednthave,D,情态动词典型例题专练,一、考查情态动词的基本用法,1.“Theinterest_bedividedintofiveparts,accordingtotheagreementmadebybothsides.”declaredthejudge.A.mayB.shouldC.mustD.shall2.Theroomissodirty._wecleanit?Ofcourse.A.WillB.ShallC.WouldD.Do,D,B,3.Hesstrange-he_sitforhourswithoutsayinganything.A.shallB.willC.canD.must,B,4.John,lookatthetime._youplaythepianoatsuchalatehour？A.MustB.CanC.MayD.Need,A,5.Tom,you_leaveallyourclothesonthefloorlikethis！wouldntB.mustntC.needntD.maynot,B,6.Youcantimaginethatawell-behavedgentleman_besorudetoalady.mightB.needC.shouldD.would,C,7._itraintomorrow,themeetingwouldbeputoff.ShouldB.WouldC.CouldD.Must,A,8.Aleft-luggageofficeisaplacewherebags_beleftforashorttime,especiallyatarailwaystation.A.shouldB.canC.mustD.will,B,二、考查情态动词的推测用法,1.Helen_goonthetripwithusbutsheisntquitesureyet.A.shallB.mustC.mayD.can2.Ivetakensomeoneelsesgreensweaterbymistake.It_Harrys.Healwayswearsgreen.hastobeB.willbeC.mustntbeD.couldbe,C,D,3.That,Ithink,_beallthatIwanttosay.A.canB.couldC.willD.oughtto,C,4.Youmightjustaswelltellthemanufacturerthatmalecustomers_notlikethedesignofthefurniture.A.mustB.shallC.mayD.need,C,5.-IsntthatAnnshusbandoverthere?-No,it_behim-Imsurehedoesntwearglasses.cantB.mustnotC.wontD.maynot,A,6.MysistermethimattheGrandTheatreyesterdayafternoon,sohe_yourlecture.couldnthaveattendedB.neednthaveattendedC.mustnthaveattendedD.