34.-- I watch TV now.Mum? --Sure.but you finish your homework first. A.Must,needn't B.Can,may C.Can,must D.May,mustn't 查看更多

 

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______ I watch TV now,Mum?

  Sure,but you _____ finish your homework first.

  A.Must;needn't  

B.Can:must

  C.Can;may  

  D.May;mustn't

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