题目内容
----May I play outside now, mum?
----- No, you _______. You ________ do your homework first.
A. may not; can B. can’t; may
C. may not; may D. can’t; must
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题目内容
----May I play outside now, mum?
----- No, you _______. You ________ do your homework first.
A. may not; can B. can’t; may
C. may not; may D. can’t; must