语法专项-情态动词3

GrammarModalverbs情态动词

(II)Unit1Festivalsaroundtheworld情态动词有一定的意义，但没有人称和数的变化，不能独立使用，它和后面的动词构成谓语．只作情态动词的can/could,may/might,

oughtto，must可情态可实义的need,dare/dared可情态可助动词的shall/should,will/would相当于情态动词的haveto,usedtoNeedIdo…?Yes,youmust.No,youneedn’t.dare&need情态动词实义动词dare否，疑，条

darenotdo否,疑don’tdaretodo

don’tdaredo不用于肯定句肯：daretodoneed否，疑

needn’tdo(don’t)needsth(don’t)needtodo肯：must,haveto,oughtto,should

句型时态动词情态动词dare实义动词dare肯定句现在时daredodare/darestodo过去时daredodaredtodo否定句

现在时daren’t/darenotdodo/doesnotdare(to)do过去时darednotdodidnotdare(to)do疑问句现在时Darehedo?Doyou/Doeshedare(to)do?过去时Daredhedo?Didhedare(to)do

1.Iwonderhowhe____thattotheteacher.A.daretosayB.daresayingC.notdaresayD.daredsayD2.Asitturnedouttobeasmallhouseparty,we____soformally.Aneedn’tdressB.didn’thavetodressupC.mightnothavedressedupD.needn’thavedressedupD1.判断正误:Howdareyousaysuchathing?Howdareyoutosaysuchathing?Hedaren’ttospeakEnglishbeforesuchacrowd,didhe?Hedaren’tspeakEnglishbeforesuchacrowd,darehe?ExercisesNobodyneedtobeafraidofcatchingthedisease.Nobodyneedbeafraidofcatchingthedisease.Thesedishesneedbecleanedcarefully.Thesedishesneedtobecleanedcarefully.Thesedishesneedcleaningcarefully.shall用于第一，三人称疑问句，征求意见或请求

shall第二，三人称陈述句,

命令,警告,允诺,威胁

should表劝告，建议，命令，顺理成章

oughtto表应该，语气＞should美语中，oughtto用于否，疑句时to可省。多数情况下，oughtto可与should互换使用。疑问句中常用should代替oughtto。Oughtto的反意疑问句用shouldn’t替代。Oughtto表示“想必会”时语气较must弱。shall,should&oughtto你最好不要抽烟了。Youshould/oughttostopsmoking.YououghttohavehelpedhimwithhisEnglish,________?won’tyouB.oughtnotyouC.shouldn’tyouD.wouldn’tyou他们想必已到那儿了。Theyoughttobetherebynow.(语气较must弱)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本想做但没做巩固练习

1.Oh,I’mnotfeelingwellinthestomach.I____somuchfriedchickenjustnow.A.shouldn’teatB.shouldn’thaveeatenC.mustn’teatD.mustn’thaveeaten2.---Whyhasn’tJanearrivedyet?---She____againinthemorning?A.shouldn’thaveoversleptB.mayhaveturnedoffthealarmclockC.musthavenoonetocallherD.shouldhavesomeonetowakeherup3.---Didyougotothemoviethedaybeforeyesterday?----No.We___,butwedecidednotto.A.shouldhavegoneB.couldgoC.shouldgoD.couldhavegoneBBA4.Asitturnedouttobeasmallhouseparty,we____soformally.needn’tdressB.didn’thavetodressupC.mightnothavedressedupD.needn’thavedressedup5.I’mrathersurprisedyouhaven’treportedhimtoyourteacher.Inmyopinion,you___thisassoonasyoufoundouthewascheating.musthavedoneB.mighthavedoneC.shouldhavedoneD.couldhavedoneDC1.Thegroundisratherwet,soit_______haverainedlastnight,didn’tit?2.Tom____havegonetoShanghai,butI’mstillnotsureaboutit.3.Thegroundisverydry,soit____haverainedlastnight.4.Someonemusthavebrokenintoourbedroom.Who________havedoneit?5.IreallyregrettedwastingthehourswhenI______havestudiedhard,butitwastoolate.mustmaycan’tcouldshould6.Yourhomeisnotfarfromyourschool,soyou_______haveleftinsuchahurry.7.I_____________havecometohelpyouwithyourEnglish,butIwastoobusyatthattime.8.I’mverysorryforthewordsI_______havesaidtoyouatthatmoment.9.---IpaidavisittoNewYorklastmonthandwestayedatanicehotel.---Oh,you_______havestayedwithBarbara.Sheisalways

willingtodoyouafavour.shouldn’tcouldneedn’twouldrather高考链接1.--IsJohncomingbytrain?--Heshould,buthe____not.Helikesdrivinghiscar.(2002高考题）

A.mustB.canC.needD.may2.Ithasbeenannouncedthatcandidates(候选人)____remainintheirseatsuntilallthepapershavebeencollected.(2002上海高考题）

A.canB.willC.mayD.shall3.--Iheardtheywentskiinginthemountainslastwinter.(2002北京高考题）

--It____truebecausetherewaslittlesnowthere.A.maynotbeB.won’tbeC.couldn’tbeD.mustn’tbePractice1:高考考题专练1.Ithoughtyou_____likesomethingtoread,soIhavebroughtyousomebooks.A.mayB.mightC.wouldD.must2.Whereismypen?I____it.A.mightloseB.wouldhavelostC.shouldhavelostD.musthavelost3.Ididn’thearthephone.I___asleepA.mustbeB.musthavebeenC.shouldbeD.shouldhavebeenBD

B4.---Therewerealreadyfivepeopleinthecar,buttheymanagedtotakemeaswell.----It____acomfortablejourneyA.can’tbeB.shouldn’tbeC.mustn’thavebeenD.couldn’thavebeen5.It’snearlyseveno’clock.Jack___behereatanymoment.A.mustB.needC.shouldD.could

DC6.---Didthetrainarriveintime?----No.It_______twohoursago.A.musthavearrivedB.oughttohavearrivedC.mustarriveD.oughttoarrive7."MustIdrivetohishouseandpickupthechildren?"

"No,

."

A.youshouldn't

B.youmightnot

C.youneedn't

D.youmustn'tBC8.Wedidn'tseeTomatthemeetingyesterday.He

it.

A.mustn'thaveattended

B.cannothaveattended

C.needn'thaveattended

D.wouldhavenotattendedB9.Thereissomeoneknockingatthedoor.

itbeTom?

A.can

B.must

C.should

D.oughttoA10.Twoyearsago,myhusbandboughtmeabicycle.Ifyouliveintown,itisoftenfasterthanacarandyou

worryaboutparking.

A.mustnot

B.maynot

C.shouldnot

D.don'thavetoD

11.You_____suchalongcomposition.Theteacheronlyaskedfor300words.Youhavewritten600.A.mustn’thavewrittenB.couldn’thavewrittenC.needn’thavewrittenD.donothavetowriteC1.Thefirespreadthroughthehotelveryquicklybuteveryone___getout.()A.hadtoB.wouldC.couldD.wasabletoDEXERCISES2.Peter___comewithustonight,butheisn’tverysure.mustB.canC.mayD.willC3.---CouldIcallyoubyyourfirstname?---Yes,you____.A.willB.couldC.mayD.mightC4.Sorry,I’mlate.I___haveturnedoffthealarmclockandgonebacktosleepagain.mightB.shouldC.canD.willA5.---WhencanIcomeforthephotos?Ineedthemtomorrowafternoon.---They_____bereadyby12:00.A.canB.shouldC.mightD.needB6.Withsomuchworkonhand,you____toseethegamelastnight.A.mustn’tgoB.couldhavegoneC.shouldn’tgoD.shouldn’thavegoneD7.Johnny,you______playwiththeknife,you____hurtyourself.()A.won't;can'tB.mustn't;mayC.shouldn't;mustD.can't;wouldn'tB8.Thereisnolightinthedormitory.Theymusthavegonetothelecture,_____?()A.didn’ttheyB.don’ttheyC.mustn’ttheyD.haven’ttheyD9.Imissedthebus,soI___gohomeonfoot.A.mustB.mayC.canD.hadtoD10.----____Igoouttoplay,mum?----No,you___.Youshoulddoyourhomeworkfirst.A.Might;wouldn’tB.May;hadbetternotC.Must;mustn’tD.Need;mustn’tB11.---WhereisEmma?---Ican’tsayforsurewheresheis,butshe___beoutshopping.A.canB.shouldC.mustD.mayD12.Theroomisinaterriblemess;it____cleaned.A.can’thavebeenB.couldn’tbeC.mayhavebeenD.wouldbeA13.How____yousaythatyoureallyunderstandthewholestoryifyouhavecoveredonlypartofthearticle?A.canB.mustC.needD.mayA14.There____beanydifficultyaboutpassingtheroadtestsinceyouhavepractisedalotinthedrivingschool.A.mustn’tB.shan’tC.shouldn’tD.needn’tC15.---JanehasjustcomebackfromChinaandshelookshappy.---She_________hertripverymuch.mustenjoyB.musthaveenjoyedC.mayenjoyDshouldhaveenjoyedB16.You____returnthebooknow,youcankeepituntilnextweekifyoulike,A.can’tB.mustn’tC.needn’tD.maynot17.Whenhewasthere,he______gotothatcoffeeshopatthecornerafterworkeveryday.A.wouldB.shouldC.hadbetterD.might18.---CouldIuseyourbike?—Yes,ofcourse.you___.A.mightB.willC.canD.should

CAC19.----Willyoustayforlunch?----Sorry,_______.Mybrotheriscomingtoseeme.A.Ioughtn’ttoB.Ican’tC.Ineedn’tD.Ishouldn’t20.----______IinviteJacktotheparty?-----Yes,it’llbeniceifyou______.A.Will;mayB.Shall;willC.Shall;shallD.Will;willBB21.We______lastnight,butwewenttotheconcertinstead.A.musthavestudiedB.mightstudyC.shouldhavestudiedD.wouldstudy22.Therewasplentyoftime.She_____.A.mustn’thavehurriedB.couldn’thavehurriedC.mustn’thurryD.needn’thavehurried23.Yesterday,Janewalkedawayfromthediscussion.Otherwise.She____somethingshewouldregretlater.A.hadsaidB.saidC.mightsayD.mighthavesaid.CDD24.----Didyouscoldhimforhismistake?----Yes,but______it.A.I’drathernotdoB.I’dbetternotdoC.I’dbetternothavedoneD.I’dratherhavenotdoneD25.You___handitinatonce,youmayhanditintomorrow.(A)needn't(B)maynot(C)can't(D)mustnot

26."Thatmustbeamistake.""Noit

amistake."(2)(A)mustnotbe(B)needn'tbe(C) cannotbe(D)wouldnotbe

27.You___bemorecarefulnexttime.(A) haveto(B)may(C)must(D)hadto28.It___raintomorrow.(A) can(B)must(C)should(D)may29.Themeetingbeginsateighto'clock.We____belate.(A) mustn't (B)needn't (C) maynot (D)cannotACCDC30. It___bedifficulttolearnJapanese.(A) shall(B)must(C)should(D)need31. Shedoesn'tanswerthedoorbell.She___beasleep.(A)oughtto (B)might(C)musthave(D)should32. Everyone___dohisbestforthemodernizationofourcountry.(A) can(B)may (C)should (D)hadto33. "Wherearemykeys?I___lostthem.”(A)oughtto(B)shouldhave(C)willhave(D)musthave34. He___finishedearlier.(A) canhave (B)oughtto (C) couldhave (D)should35.She___foryesterday'test,butshedidn’t.(A)shouldhavestudied(B)wouldstudy(C)mightbestudying

(D)musthavestudiedBBCDCA36．Theflowerisdead.I_______ityesterday.A．shouldwaterB．mustwaterC．shouldhavewateredD．mustn’thavewatered37．WhattimeoughtI_______?A．arrivedB．arrivingC．arriveD．toarrive38