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高三情态动词考点复习•一、can/may/must/need问句的回答方式Can/Couldyoudosth.Yes,I/we/can/couldNo,Iwecan’t/couldn’tMayIdosth.?Yes,No,youMustI/wedosth.?Yes,NoyouNeedIdosth.?Yes,No,you疑问句式肯定句式否定答式youmay.mustn’t/maynot.youmustneedn’t/don’thaveto.youmust.needn’t/don’thaveto.•二、can,could,may,might,must表示判断的用法比较•1.Thelightisonintheofficenow,sothere_______besomeoneinit,isn’tthere?•2.I’mnotsurewhetherhewillcometoday.He____________beilltoday.•3.TomhasgonetoBeijing,soyou______seehiminourschoolnow.mustmay/mightcan’t•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.musthavedone肯定做了•2.may/mighthavedone可能已做了•3.can’t/couldn’thavedone不可能做了•4.should/oughttohavedone本该做但没做•5.shoudn’t/oughtn’ttohavedone本不该做但做了•6.couldhavedone本可以做但没做•7.needn’thavedone本不必做但做了•8.wouldratherhavedone本想做但没做•1.Thegroundisratherwet,soit_______haverainedlastnight,didn’tit?•2.Tom____havegonetoShanghai,butI’mstillnotsureaboutit.•3.Thegroundisverydry,soit____haverainedlastnight.•4.Someonemusthavebrokenintoourbedroom.Who________havedoneit?•5.IreallyregrettedwastingthehourswhenI______havestudiedhard,butitwastoolate.mustmaycan’tcouldshould•6.Yourhomeisnotfarfromyourschool,soyou_______haveleftinsuchahurrythen.•7.I_____________havecometohelpyouwithyourEnglish,butIwastoobusyatthattime.•8.I’mverysorryforthewordsI_______havesaidtoyouatthatmoment.•9.---IpaidavisittoNewYorklastmonthandwestayedatanicehotel.•---Oh,you_______havestayedwithBarbara.Sheisalwayswillingtodoyouafavour.shouldn’tcouldneedn’twouldrather四、shall和will的比较比较内容肯定句疑问句shall表示“威胁”、“警告”、“允诺”的语气与第一、三人称连用，表示征询对方的意见Will/would1）表示“习惯”2）表示“愿意/望”3）表示“必然性”与第二人称连用，表示征询对方的意见•1.Ifyou________followmyadvice,I_____offeryousomehelp.•2.______youmeethimrightnowor____hewaitoutside,sir?willshallWillshall五、need和dare作行为动词或情态动词的比较比较内容是否有人称和数的变化是否借助于助动词搭配行为动词有是+todosth./sth.情态动词（否/疑）没有否dosth.•六、can和beableto的比较，以及must和haveto的比较•1.Fewpeople_____________sendtheirchildrentoschoolbeforeliberation.•2.Joewasanexcellentswimmer,sohe_____________swimbacktothebankwhentheshipsank.•3.Itsnowedheavilylastnight,soI---•getupearlytosweepthesnowintheyard.•4.Everystudent______obeytheschoolrulesandbecomeagoodstudentineveryway.could/wereabletowasabletohadtomust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.wouldusedtousedto八、情态动词的否定式比较•mustn’t禁止，不准•can’t/couldn’t不能；不可能•needn’t不必•shouldn’t不该•won’t/wouldn’t不愿意•daren’t不敢•1.Thefirespreadthroughthehotelveryquickly,buteveryone_______getone.•A.wereabletoB.would•C.wasabletoD.could•2.You____returnthebooknow,youcankeepituntilnextweekifyoulike,•A.can’tB.mustn’t•C.needn’tD.maynot•3.Whenhewasthere,he______gotothatcoffeeshopatthecornerafterworkeveryday.•A.wouldB.shouldC.hadbetterD.might•4.---CouldIuseyourbike?—Yes,ofcourse.you___.•A.mightB.willC.canD.shouldCCAC•5.----Willyoustayforlunch?•----Sorry,_______.Mybrotheriscomingtoseeme.•A.Ioughtn’ttoB.Ican’t•C.Ineedn’tD.Ishouldn’t•6.----______IinviteJacktotheparty?•-----Yes,it’llbeniceifyou______.•A.Will;mayB.Shall;will•C.Shall;shallD.Will;will•7.---Therewerealreadyfivepeopleinthecar,buttheymanagedtotakemeaswell.•---It______acomfortablejourney.•A.can’tbeB.shouldn’tbe•C.mustn’thavebeenD.couldn’thavebeenBBD•8.We______lastnight,butwewenttotheconcertinstead.•A.musthavestudiedB.mightstudy•C.shouldhavestudiedD.wouldstudy•9.Therewasplentyoftime.She_____.•A.mustn’thavehurriedB.couldn’thavehurried•C.mustn’thurryD.needn’thavehurried•10.Yesterday,Janewalkedawayfromthediscussion.Otherwise.She____somethingshewouldregretlater.•A.hadsaidB.said•C.mightsayD.mighthavesaid.CDDD