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-1-情态动词练习1.There__________someflowersinthegarden.A.wereusedtobeB.usedtobeC.usestobeD.usedtobehaving2.__________Itakeitout?I'msorry,you__________.A.Could...couldn'tB.Might...mightnotC.Could...canD.May...can't3.Needwedothisjobnow?Yes,__________.A.youneedB.youshouldC.youmustD.youcan4.__________tohavelunchwithustoday?A.DoyoulikesB.WouldyoulikeC.WillyoulikedD.Haveyouliked5.-IsJohncomingbytrain?--Heshould,buthe__________not.Helikesdrivinghiscar.A.mustB.canC.needD.may6.Peter__________comewithustonight,butheisn'tverysure.A.mustB.canC.mayD.will7.Michael__________beapoliceman,becausehe'smuchtooshort.A.needn'tB.can'tC.shouldn'tD.won't8.Comeon!We__________hurrybecausethereisn'tmuchtimeleft.A.mayB.mustC.canD.need9.Thefirespreadthroughthehotelveryquicklybuteveryone__________getout.A.hadtoB.wouldC.couldD.wasableto10.It'snearlyseveno'clock.Jack__________behereatanymoment.A.mustB.needC.shouldD.can11They___dowellintheexam.A.canbeabletoB.beabletoC.canabletoD.areableto12.-MayItakethisbookout?-No,you___.A.can'tB.maynotC.needn'tD.aren't13.You___goandseeadoctoratoncebecauseyouhavegotafever.A.canB.mustC.dareD.would14.-He___beintheclassroom,Ithink.-No,he___beintheclassroom.Isawhimgohomeaminuteago.A.can;maynotB.must;maynotC.may;can'tD.may;mustn't15.Even(甚至)thetop（顶尖的）studentsinourclasscan'tworkoutthisproblem,soit___beverydifficult.A.mayB.mustC.canD.need16.You___belateforschoolagainnexttime.A.mustn'tB.needn'tC.don'thavetoD.don'tneedto17.-MustIdomyhomeworkatonce?-No,you___.A.needn'tB.mustn'tC.can'tD.maynot18.Hisarmisallright.He___goandseethedoctor.A.hasnottoB.don'thavetoC.haven'ttoD.doesn'thaveto19.You'dbetter___latenexttime.A.nottobeB.notbeC.won'tbeD.don'tbe20.-___Itakethenewspaperaway?-No,youmustn't.You____readitonlyhere.-2-A.Must;canB.May;canC.Need;mustD.Must;must21.Excuseme.___youpleasepassmethatcup?A.DoB.ShouldC.WouldD.Must22．___youliketohaveanothertry?A.CouldB.WillC.WouldD.Do23.-Wouldyouliketogoboatingwithus?-Yes,___.A.I'dlikeB.IwantC.I'dliketoD.Ido24.You___worryaboutyourson.Hewillgetwellsoon.A.needn'tB.can'tC.mustn'tD.haveto25.-Mustwedoourhomeworkfirst?-No,you___.Youmayhavearestfirst.A.mustn'tB.needn'tC.maynotD.can't26.You___askthatmanoverthere.Maybeheknowstheway.A.hadbetternottoB.hadnotbetterC.hadbetterD.hadbetternot