You must have missed the train last week,___ A.must't you B.haven't you C.didn't you D.needn't you

问题描述:

You must have missed the train last week,___ A.must't you B.haven't you C.didn't you D.needn't you

C
must have done表示对过去情况的推测,且有明显的时间状语 last night,故用过去时 didn't you .