You______John in the street this morning. He’s been dead for ages.A、mustn’t see

游客2024-10-18  8

问题 You______John in the street this morning. He’s been dead for ages.

选项 A、mustn’t see
B、mustn’t have seen
C、couldn’t see
D、couldn’t have seen

答案 D

解析 情态动词题。must have done表示对过去情况肯定的推测,对过去情况否定的推测则用couldn’t have done,所以选D。
转载请注明原文地址:https://tihaiku.com/zcyy/3806151.html
最新回复(0)