题目内容
You ________(不可能看见她)in her office last Friday; she's been out of town for two weeks.(see)
答案:can't have seen her
解析:
解析:
|
考查情态动词用法。can't/couldn't have done是一种表示推测的用法,意为“不可能做过……”。 |
练习册系列答案
相关题目