情态动词的用法

Grammar,modalverbs,Firstwealthishealth.Q1:Whatshould/shouldntwedotokeephealthy?Q2:Whatkindoffoodmustweeattobestrong?Q3:Whatoughtwetoeattostayslim?,主要情态动词,Can,couldMay,mightMust/havetoNeedDareWill/wouldShall/should/oughtto,Whatmodalverbshaveyoulearned?,高考中的情态动词特点,高考中的情态动词特点,1.情态动词有一定的意义，只表示期待或估计某事的发生，不能表示正在发生或已经发生的事情。2.没有人称和数的变化，即情态动词第三人称单数不加-s。3.不能独立使用，它和后面的动词构成谓语。4.情态动词除ought和have外，后面只能接动词原形5.情态动词没有非谓语形式，即没有不定式，分词等形式。,只作情态动词的can/could,may/might,oughtto,must,可情态可实义的need,dare,可情态可助动词的shall/should,will/would,相当于情态动词的haveto,情态动词的语法特征,1.mustotherwise,hewouldntbeenjoyinghimselfbytheseaside.(05年北京26)A.shouldB.mustC.wouldntD.cant,16.I_havebeenmorethansixyearsoldwhentheaccidenthappened.(05年天津14)A.shouldntB.couldntC.mustntD.neednt17.Ivetakensomeoneelsesgreensweaterbymistake.It_Harrys.Healwayswearsgreen.(05年广东33)A.hastobeB.willbeC.mustntbeD.couldbe18.Tomisneverlateforwork.Whyisheabsenttoday?Something_tohim.(05年江西22)A.musthappenB.shouldhavehappenedC.couldhavehappenedD.musthavehappened19.TheWorldWideWebissometimesjokinglycalledtheWorldWideWaitbecauseit_beveryslow.(05年浙江9)A.shouldB.mustC.willD.can20.Lucydoesntmindlendingyouherdictionary.She_.Ivealreadyborrowedone.(05年湖南24)A.cantB.mustntC.needntD.shouldnt,21.Thiscakeisverysweet.You_alotofsugarinit.(05年辽宁26)A.shouldputB.couldhaveputC.mightputD.musthaveput22.Iwasonthehighwaywhenthiscarwentpastfollowedbyapolicecar.They_atleast150kilometersanhour.(05年重庆33)A.shouldhavebeendoingB.musthavebeendoingC.couldhavedoneD.wouldhavedone23.Tom,you_leaveallyourclothesonthefloorlikethis!(05年全国I26)A.wouldntB.mustntC.needntD.maynot24.DidyoutellJuliaabouttheresult?Oh,no,Iforgot.I_hernow.(05年全国III8)A.willbecallingB.willcallC.callD.amtocall25.John,lookatthetime._youplaythepianoatsuchalatehour?(05年全国III19)A.MustB.CanC.MayD.Need,26.Helen_goonthetripwithus,butsheisntquitesureyet.(05年安徽26)A.shallB.mustC.mayD.can27.Catherine,Ihavecleanedtheroomforyou.Thanks.You_it.Icouldmanageitmyself.(05年福建31)A.needntdB.neednthavedoneC.mustntdoD.shouldnthavedone28.There_beanydifficultyaboutpassingtheroadtestsinceyouhavepracticedalotinthedrivingschool.(05年上海27)A.mustntB.shantC.shouldntD.neednt29.Someaspectsofapilotsjob_beboring,andpilotsoften_workatinconvenienthours.(06湖南32)A.can;havetoB.may;canC.haveto;mayD.oughtto;must30.Theweatherturnedouttobefineyesterday.I_thetroubletocarrymyumbrellawithme.(06江西24)A.shouldhavetakenB.couldhavetakenC.neednthavetakenD.mustnthavetaken,31.Theresnolightonthey_beathome.(06全国I、II卷24)A.cantB.mustntC.needntD.shouldnt32.MayIsmokehere?Ifyou_,chooseaseatinthesmokingsection.(06山东30)A.shouldB.couldC.mayD.must33.We_haveprovedgreatadventurers,butwehavedonethegreatestmarchevermadeinthepasttenyears.(06天津11)A.needntB.maynotC.shouldntD.mustnt34.Whatsthename?Khulaifi._Ispellthatforyou?(06北京25)A.ShallB.WouldC.CanD.Might35.IsJackondutytoday?It_behim.Itshisturntomorrow.(06四川32)A.mustntB.wontC.cantD.neednt,36.CouldIhaveawordwithyou,mum?Ohdear,ifyou_.(06浙江19)A.canB.mustC.mayD.should37.Ifitwerenotforthefactthatshe_sing,Iwouldinvitehertotheparty.(06福建27)A.couldntB.shouldntC.cantD.mightnot38.Theworkerswillgoonstrikeifthedemandsthey_putforwardareturneddown.(06福建32)A.couldB.wouldC.不填D.had39.Asyouworkedlateyesterday,you_hav