情态动词的九大考点.ppt

情态动词的九大考点,一、can/may/must/need问句的回答方式,疑问句式,肯定句式,否定答式,youmay.,mustnt/cant,youmust,neednt/donthaveto.,youmust.,neednt/donthaveto.,.can/could,may/might和must表推测：,1、must：“一定是、准是”只用于肯定，其结构如下：must+动词原形：对现在情况的推测；must+bedoing：对现在进行情况的推测；must+havedone：对过去情况的推测；2、can/could：用于否定和疑问，cant/couldnt+动词原形：“不可能”cant/couldnt+bedoing：“不可能在做”cant/couldnt+havedone：“不可能已经”3、may/might：“也许、可能”用于肯定、否定，may/might+动词原形：may/might+havedone：may/mightnot+动词原形：may/mightnot+havedone：,表示推测情态动词的重要用法.,肯定的推测可能的推测否定的推测疑问的推测,must,对将来对现在对过去,情态动词,may,might,cant,couldnt,can,could,+V.+V.+havedone常见mustbe+bedoing,+V.+V.+havedone+bedoing可以用not表示“可能不”,+V.+V.+havedone+bedoing,+V.+V.+havedone+bedoing,注意：must/can/may表推测时，其反意疑问句的构成如下：Hemustbeintheclassroom,isnthe?Hemusthaveseenthefilm,hasnthe?Hemusthaveseenthefilmlastmonth,didnthe?,mustcancouldmaymight,表示判断的用法比较1.Thelightisonintheofficenow,sothere_besomeoneinit,isntthere?2.Imnotsurewhetherhewillcometoday.He_beilltoday.3.TomhasgonetoBeijing,soyou_seehiminourschoolnow.can表猜测时，仅用于否定句、疑问句。,must,may/might,cant,三、情态动词+不定式完成式是历年高考的热点之一，可表示“推测”、“责备”、“怀疑”等多种意义。1.musthavedone2.may/mighthavedone3.should/oughttohavedone4.couldhavedone本来可以”5.cant/couldnthavedone6.shouldnt/oughtnttohavedone7.neednthavedone8.wouldratherhavedone,三、情态动词+不定式完成式是历年高考的热点之一，可表示对过去的“推测”、“责备”、“怀疑”等多种意义。,四、shall和will的比较,1.Ifyou_followmyadvice,I_offeryousomehelp.2._youmeethimrightnowor_hewaitoutside,sir?,will,shall,Will,shall,五、need和dare作行为动词或情态动词的比较,Needneed.daredared,1.Fewpeople_sendtheirchildrentoschoolbeforeliberation.2.Joewasanexcellentswimmer,sohe_swimbacktothebankwhentheshipsank.3.Itsnowedheavilylastnight,soI_getupearlytosweepthesnowintheyard.4.Everystudent_obeytheschoolrulesandbecomeagoodstudentineveryway.,could/wereableto,wasableto,hadto,must,六、can和beableto的比较，以及must和haveto的比较,七、usedto和would的比较,1、would主要表示过去一段时间内的某种习惯，常与表示过去的时间状语连用，意为“总要，总是”usedto主要表示过去存在但是现在已不再存在的习惯，意为“过去常常”。OnSundayshe_gotocallontheoldmanwhenhewasyoung.I_getuplate,butnowIhavegotusedtogettingupveryearly.XiaoLi_beamodelworker.Heisnowauniversitystudent.,would,usedto,usedto,八、情态动词的否定式比较,mustnt禁止，不准cant/couldnt不能；不可能neednt不必shouldnt不该wont/wouldnt不愿意darent不敢usedtousedntto/didntusetooughtntto,1.Themachinemustbreakdownatthisbusyhour.2.Hecanbeverynaughty,butIcanthelplovinghim.3.canthelpdoing4.canttoo(to)Youcantbetoocareful.5.wouldratherthan6.HowshouldIknow?Shouldshedosuchathing?7.needdoingsth=needtobedonerequire,want区分：needtodosth8.can表猜测不用于肯定句。9.Mayyousucceed!,九.特殊用法,必要；必须,偏偏,有时会,越越好,不可理解；惊奇,禁不住,1.Thefirespreadthroughthehotelveryquickly,buteveryone_getone.A.wereabletoB.wouldC.wasabletoD.could2.You_returnthebooknow,youcankeepituntilnextweekifyoulike,A.cantB.mustntC.needntD.maynot3.Whenhewasthere,he_gotothatcoffeeshopatthecornerafterworkeveryday.A.wouldB.shouldC.hadbetterD.might4.-CouldIuseyourbike?Yes,ofcourse.you_.A.mightB.willC.canD.should,C,C,A,C,5.-Willyoustayforlunch?-Sorry,_.Mybrotheriscomingtoseeme.A.IoughtnttoB.IcantC.IneedntD.Ishouldnt6.-_IinviteJacktotheparty?-Yes,itllbeniceifyou_.A.Will;mayB.Shall;willC.Shall;shallD.Will;will7.-Therewerealreadyfivepeopleinthecar,buttheymanagedtotakemeaswell.-It_acomfortablejourney.A.cantbeB.shouldntbeC.mustnthavebeenD.couldnthavebeen,B,B,D,8.We_lastnight,butwewenttotheconcertinstead.A.musthavestudiedB.mightstudyC.shouldhavestudiedD.wouldstudy9.Therewasplentyoftime.She_.A.mustnthavehurriedB.couldnthavehurriedC.mustnthurryD.neednthavehurried10.Yesterday,Janewalkedawayfromthediscussion.Otherwise.She_somethingshewouldregretlater.A.hadsaidB.saidC.mightsayD.mighthavesaid.,C,D,D,11.-Didyouscoldhimforhismistake?-Yes,but_it.A.IdrathernotdoB.IdbetternotdoC.IdbetternothavedoneD.Idrathernothavedone,D,1.Thegroundisratherwet,soit_haverainedlastnight,didntit?2.Tom_havegonetoShanghai,butImstillnotsureaboutit.3.Thegroundisverydry,soit_haverainedlastnight.4.Someonemusthavebrokenintoourbedroom.Who_havedoneit?5.IreallyregrettedwastingthehourswhenI_havestudiedhard,butitwastoolate.,must,may,cant,Could可能是谁哪？过去的猜测,should,6.Yourhomeisnotfarfromyourschool,soyou_haveleftinsuchahurrythen.7.I_havecometohelpyouwithyourEnglish,butIwastoobusyatthattime.,8.ImverysorryforthewordsI_havesaidtoyouatthatmoment.9.-IpaidavisittoNewYorklastmonthandwestayedatanicehotel.-Oh,you_havestayedwithBarbara.Sheisalwayswillingtodoyouafavor.,shouldnt,Could,那时可能，本来可以,neednt,wouldrather,全国高考试题回放,1.Aleftluggageofficeisaplacewherebags_beleftforashorttime,especiallyatarailwaystation.A.shouldB.canC.mustD.will,2.How_yousaythatyoureallyunderstandthewholestoryifyouhavecoveredonlypartofthearticle?A.canB.mustC.needD.may,3.Theroomissodirty._wecleanit?-Ofcourse.A.WillB.ShallC.WouldD.Do,B表允许，可以,A惊讶，怀疑,B,4.MyEnglish-Chinesedictionaryhasdisappeared.Who_havetakenit?A.shouldB.mustC.couldD.would,5.IsJohncomingbytrain?-Heshould,buthe_not.Helikesdrivinghiscar.A.mustB.canC.needD.may,6.Iheardtheywentskiinginthemountainslastwinter.-It_truebecausetherewaslittlesnowthere.A.maynotbeB.wontbeC.couldtbeD.mustntbe,C推测，那时可能,D也许不会,C，那时不可能,7.Ithasbeenannouncedthatcandidates_remainintheirseatsuntilallthepaperhavebeencollected.A.canB.willC.mayD.shall,8.IhearyouvegotasetofvaluableAustraliancoins._Ihavealook?-Yes,certainly.A.DoB.MayC.ShallD.Should,9.Oh,Imnotfeelingwellinthestomach,I_somuchfriedchickenjustnow.A.shouldnteatB.mustnthaveeatenC.shouldnthaveeatenD.mustnteat,D，命令，规定,B，请求。C表建议,C,10.Iwasreallyanxiousaboutyou.You_homewithoutaword.A.mustntleaveB.shouldnthaveleftC.couldnthaveleftD.needntleave,11.Youcantimaginethatawell-behavedgentlemen_besorudetoalady.A.mightB.needC.shouldD.would,12.Writetomewhenyougethome.-_.A.ImustB.IshouldC.IwillD.Ican,B,C竟然,C答应，A必须,2.表惊讶、惋惜、不满等情绪,常译为“竟然”.(01上海)Youcantimaginethatawell-behavedgentlemanshouldbesorude.Imsurprisedthatyoushouldhavedonesuchathing.Neverdidheexpectthattheconditionsshouldbesoterrible.,13.Mr.Bushisontimeforeverything.How_itbethathewaslatefortheopeningceremony?A.canB.shouldC.mayD.must,14.AreyoucomingtoJeffsparty?-Imnotsure.I_gototheconcertinstead.A.mustB.wouldC.shouldD.might,15.MysistermethimattheGrandTheatreyesterdayafternoon,sohe_yourlecture.A.couldnthaveattendedB.neednthaveattendedC.mustnthaveattendedD.shouldnthaveattended,A疑问，惊讶,D,A不可能,16.Sorry,Imlate.I_haveturnedoffthealarmclockandgonebacktosleepagain.A.mightB.shouldC.canD.will,17.Therewasalotoffunatyesterdaysparty.You_come,butwhydidntyou?A.musthaveB.shouldC.needhaveD.oughttohave,18.WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.-They_bereadybyby12:00.A.canB.shouldC.mightD.