问题
选择题
This is just between you and me. You _________ tell anyone about this. [ ]
A. mustn't
B. can
C. should
D. have not to
答案
答案：A
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This is just between you and me. You _________ tell anyone about this. [ ]
A. mustn't
B. can
C. should
D. have not to
答案：A