问题补充:
-I didn go to the art show, because I lost my ticket.
-Youhave borrowed mine I didn go to see it anyway
A. would
B. need
C. could
D. must
答案:
A. would
B. need
(答案→)C. could
D. must
解析:句意:--我没有去看艺术展,因为我的票丢了。--我没有去看,你本来能够借我的。must have done指过去一定作过某事,表示对过去的推测。could have done表示过去能够做的事而未做,根据句意故选C。