I’mafraidtheremighthavebeenanaudienceofabout100,000watc...

问题详情：

I’m afraid there might have been an audience of about 100,000 watching his live concert in Bird Nest last night, ________?

      A. weren’t there      B. didn’t there          C. haven’t there         D. hadn’t there

【回答】

A

知识点：动词时态与语态

题型：选择题