问题
选择题
You know he is not going to let us leave early if we ___ get the work done. [ ]
A. can't
B. may not
C. shouldn't
D. mustn't
答案
答案：A
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You know he is not going to let us leave early if we ___ get the work done. [ ]
A. can't
B. may not
C. shouldn't
D. mustn't
答案：A