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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 _
2、tell lies. 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 tea
3、cher is much taller than our 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
4、. cant B. may-Are you going to Beijing by plane?-Its 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 spe
5、nt too much time playing computer games recently. -I agree. You _ play 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 _
6、 park it here. A. mustnt; mayD. shouldnt; mustB. May not; mustC. dont have to; mayHe _ be in the 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
7、_. A. shouldD. canB. may C. must-What should we do first if we want to develop our village? -A lot of new roads _, I 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.
8、 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
