[情态动词练习]

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1、[情态动词练习]I.单项填空。　　从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。　　1.---_____Igoouttoplaynow,Mum?　　---No,you_____.Youshoulddoyourhomeworkfirst.　　A.Must;mustn’tB.Must;wouldn’t　　C.May;needn’tD.May;hadbetternot　　2._____youliketohaveawalkwithusthisevening?　　A.DidB.WouldC.ShouldD.Can　　3.You_____becar

2、efulwhenyoucrosshere---thetrafficlightsaren’tworking.　　　A.couldB.mightC.oughttoD.may　　4.Wewereallwaitingforyou;you_____fortheseasidebyyourselfwithoutleavingamessage.　　A.mustn’tleaveB.needn’tleave　　C.shouldn’thaveleftD.couldn’thaveleft　　5.It_____beshethattoldhimaboutit;it_____b

3、eyou,becauseonlyyouandIknowit.　　　A.mustn’t;mustB.couldn’t;must　　C.mustn’t;mightD.couldn’t;might　　6.Ahardworkingman_____becomeagreatscientist,butagreatscientist_____beahardworkingman.　　　A.can’t;canB.maynot;can　　C.can’t;mustD.maynot;must　　7.You_____gorightnowifyouwant,butIthinky

4、ou_____,becausewehaveenoughtime.　　A.must;maynotB.must;can’t　　C.may;needn’tD.may;mustn’t　　8.---Whydoyouaskmetodothedifficultwork?　　---Becauseyou_____dosuchathingandnobodyelseisfitforit.　　A.wouldB.canC.shouldD.may　　9.You_____betired;youhavebeenworkingforsolongatime,buthe_____bet

5、ired;hehasjustbeguntowork.　　A.maynot;mustB.must;maynot　　C.can’t;mustD.must;can’t　　10.It’ssaidthatthereareplentyofhotelsinthattown.There_____beanydifficultyforyoutofindsomewheretostay.　　A.wouldn’tB.mustn’t　　C.shouldn’tD.needn’t　　11.Don’tbelievehim.Whathesaid______betrue.　　A.mus

6、tn’tB.needn’t　　C.shouldn’tD.maynot　　12.---MustItakeabus?　　---No,you_____.Youcanwalkthere.　　A.mustnotB.maynot　　C.don’thavetoD.hadbetternotto　　13.---Doyouthinkhewillhelpme?　　---AsfarasIknow,heisthelastonetohelpothers.He_____bepreparedtogiveyouahand,though.　　A.canB.mustC.mightD.s

7、hould　　14.You_____returnthedictionarynow.Youcankeepittillnextweekifyoulike.　　A.can’tB.mustn’t　　C.don’tneedD.don’thaveto　　15.Thethief_____infromthekitchenwindowasalltheotherwindowsanddoorswereclosed.　　A.mayclimbB.musthaveclimbed　　C.couldclimbD.shouldhaveclimbed　　16.---Wewantsom

8、eonetodesignthenewartmuseumforus.　　---______theyoungfellowhav