题目内容
桵ust I be here at six tomorrow morning?
桸o, you _______ . We have changed our plan. I'll call you up as soon as we make it.
A. needn't
B. mustn't
C. may not
D. shouldn't
答案：A
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桵ust I be here at six tomorrow morning?
桸o, you _______ . We have changed our plan. I'll call you up as soon as we make it.
A. needn't
B. mustn't
C. may not
D. shouldn't
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