【题目】I posted a book to her three weeks ago. She________have received it.
A.must
B.should
C.might
D.could
在线课程【答案】A
【解析】因为书是三周前寄出的,故她肯定已经收到了。must have done表示肯定的推测,用于肯定句中。
编辑:chaxungu时间:2026-04-27 02:47:29分类:高中英语题库
【题目】I posted a book to her three weeks ago. She________have received it.
A.must
B.should
C.might
D.could
在线课程【答案】A
【解析】因为书是三周前寄出的,故她肯定已经收到了。must have done表示肯定的推测,用于肯定句中。