You _____be careful next time. It is very dangerous to stay alone in the forest.[ ]A. mustB. canC. w

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• You go and ask Meimei. Sheknow the answer.[ ]A. must, may B. must, stayC. need, can D. can, may-七年级英
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• —Can I park my car here?—Sorry ! Youdo it. No parking is allowed here.[ ]A. may not B. don'tC.
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• I certainly wondered what my parents _____.[ ]A. are doingB. will do C. wouldD. have done-九年级英语
• __ I get home before 7 ?no, you needn’t.[ ]A.Must B.Should C.Can D. Will-八年级英语
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• MrsSmith________beathomenow.SheflewtoHainanthismorning.[ ]A.mustn'tB.can'tC.maynotD.needn&
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