题目内容
---Mum, I play football this afternoon?
---Sure, but you finish your homework first.
A. may; could B. can; must
C. can; mustn’t D. may; can’t
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题目内容
---Mum, I play football this afternoon?
---Sure, but you finish your homework first.
A. may; could B. can; must
C. can; mustn’t D. may; can’t