问题
选择题
There was a lot of fun at yesterday's party. You _____ have come, but why didn't you? [ ]
A. must
B. shouldn't
C. needn't
D. ought to
答案
答案：D
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There was a lot of fun at yesterday's party. You _____ have come, but why didn't you? [ ]
A. must
B. shouldn't
C. needn't
D. ought to
答案：D