问题
选择题
The boss has given everyone a special holiday, so we _____ go to work tomorrow. [ ]
A. can't
B. mustn't
C. needn't
D. shouldn't
答案
答案：C
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The boss has given everyone a special holiday, so we _____ go to work tomorrow. [ ]
A. can't
B. mustn't
C. needn't
D. shouldn't
答案：C