Question

14.you have seen jane in her office last friday; she's been out of town ofr two weeks. a:couldn't

b:mustn't c:wouldn't d:shouldn't

Answer 1

a:couldn't 对。
You ______ have seen jane in her office last friday; she's been out of town for two weeks.
根据句子的意思Jane以前离悄带开这个城镇两个星期了。
昨晚 是不可能在凳氏her office的。
couldn't have done 表达的启粗芦正是这个意思。

【俊狼猎英】团队为您解答。

Answer 2

c

Answer 3

a

Answer 4

a

追问

?

Answer 5

选A。couldn't have done,不可能做过某事

Answer 6

选C，Couldn't have done 表本应该可以看到Jane，但是却没有,表遗憾~