She______fifty or so when I first met her at the conference.

admin2010-01-16  31

问题 She______fifty or so when I first met her at the conference.

选项 A、must be
B、had been
C、could be
D、must have been

答案D

解析 对过去肯定的推测,用must have done形式,故答案为D。
转载请注明原文地址:https://kaotiyun.com/show/PRnK777K
0

最新回复(0)