题目内容
My sister met him at the Grand Theatre yesterday afternoon, so he ________ your lecture.
- A.couldn't have attended
- B.needn't have attended
- C.mustn't have attended
- D.shouldn't have attended
A
解析:
couldn’t have done表达的是过去不可能做过某事,是一种否定推测。
解析:
couldn’t have done表达的是过去不可能做过某事,是一种否定推测。
练习册系列答案
相关题目