题目内容
【题目】—I missed the first part of the film .It was really a pity.
—You ________home half an hour earlier.
A.should have left B.must have left
C.should leave D.must leave
【答案】A
【解析】
试题解析:
should have done :本来应该做某事;must have done:一定做过某事/肯定做过某事
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