—Did you go to the fashion show last week?—I but I was fully occupied the whole week.A.

问题补充：

—Did you go to the fashion show last week?

—I , but I was fully occupied the whole week.

A. must go

B. must have gone

C. would go

D. would have gone

答案：

A. must go

B. must have gone

C. would go

(答案→)D. would have gone

解析：考查虚拟语气：句意：--上个星期你去看时尚展览了吗？--我本来想去的，但是整个一星期我都在茫茫碌碌。这是虚拟语气的句子，表示对过去的虚拟，说明这件事情已经过去，表示遗憾，虚拟语气的条件句被省略了：if I hadn’t been fully occupied the whole week.主句用would have done。选D。