题目内容
— Must we collect the bottles now?
— _____. You can do it after class.
— _____. You can do it after class.
[ ]
A. Yes, you may
B. Yes, you must
C. No, you mustn't
D. No, you needn't
B. Yes, you must
C. No, you mustn't
D. No, you needn't
D
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—Must we clean the classroom now?
—No ,you _______.
—No ,you _______.
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