烟台莱山最新招聘信息:英语选择题

来源:百度文库 编辑:神马品牌网 时间:2024/07/07 16:15:31
There is no light in the dormitory.they musthave gone to the lecture,______?
A.didn't they B.don't they
C.mustn't they D.haven't they

b

C

选d吧。有种情况选a,好像是有过去某个时间限制时。现在不大记得了。

d

A