题目内容
. -- I go out to play now, mum?
--No, you . You should do your homework first.
| A.Must, mustn’t | B.Might, wouldn’t |
| C.Need, mustn’t | D.May, had better not |
D
略
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题目内容
| A.Must, mustn’t | B.Might, wouldn’t |
| C.Need, mustn’t | D.May, had better not |