题目内容
As it turned out to be a small house party, we _______ so formally.
A. needn’t dress up B. shouldn’t dress up
C. couldn’t have dressed up D. needn’t have dressed up
D
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题目内容
As it turned out to be a small house party, we _______ so formally.
A. needn’t dress up B. shouldn’t dress up
C. couldn’t have dressed up D. needn’t have dressed up