—Myumbrellahasdisappeared.Who
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问题详情:
—My umbrella has disappeared. Who _____ have taken it?
—I have no idea.
A. should B. must C. could D. would
【回答】
C。must have done 意为“一定做过某事”,但只能用于肯定句。should have done意为“本来应该做某事”;could have done意为“可能做过某事”;would have done意为“将做过某事”。 句意为“我的雨伞不见了。可能是谁拿走了?”“我不知道”。
知识点:情态动词
题型:选择题
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