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1、情态动词专题讲座can能cant 不能cant be 不可能是must必须mustnt不准must be 肯定是may可以may not 可以不，可能不may be 可能是need需要neednt 不必can be可能是have to 不得不 dont have to may be-Mary,_ you speak Chinese?-Yes,but not much.A.must B.need C.may D.canAds sometimes help people learn more about new products,but at other times ads _ tell lies
2、.A.must D.need C.should B.can-Listen!Is Tom singing in the classroom?-No.It _ be Tom.He has gone to Paris.A.may notD.mustntB.needntC.cant-Who is the man over there?Is it our English teacher?-No,it _ be our English teacher.It _ be our Chinese teacher because our Chinese teacher is much taller than ou
3、r English teacher.A.mustnt,must D.mustnt,canC.cant,can B.cant,must-Is Tom coming by train?-He should,but he _ not.He likes driving his car.B.shallD.must C.needA.mayJohn,you neednt do your work today,you _ do it tomorrow if youre tired.A.must D.mustntC.cant B.may-Are you going to Beijing by plane?-It
4、s fast,but expensive.So Im not sure.I _ take a train.A.must D.willC.should B.may-Must we finish giving out the posters today?-Yes,we _.It cant be put off any longer.A.canD.doB.may C.must-I didnt pass the math test.I think I have spent too much time playing computer games recently.-I agree.You _ play
5、 like that any more.A.needntD.wouldntC.may notB.mustnt-Must I finish the work today,Mom?-No,you _.You can finish it tomorrow.A.cantB.mustnt C.shouldntD.neednt-Must I park my car behind the building?-No,you _.You _ park it here.A.mustnt;mayD.shouldnt;mustB.May not;mustC.dont have to;mayHe _ be in the
6、 restaurant.His car is just outside it.A.canD.mustntB.cant C.mustYou _ be tired after working for eight hours without a rest.B.must D.need C.mayA.can-Do I have to come back tomorrow?-Yes,you _.A.shouldD.canB.may C.must-What should we do first if we want to develop our village?-A lot of new roads _,I
7、 think.A.must build D.have builtB.have to buildC.must be built-Need I go right now?-Yes,you _.A.needD.canC.doB.must-May I do the rest of the work tomorrow?-Yes,of course.You _ finish it today.B.mustnt D.canC.mustA.needntYou have already tried your best,so you _ worry about the matter.A.cantD.couldntC.mustntB.needntYoud better _ football in the street.B.not to playD.not playingC.dont play A.not playYesterday it rained heavily when school was over.We _ stay in our classroom.A.shouldD.might B.must C.had to Your parents have done a lot for you.You _ think more of them.A.have toD.willC.canB.should