问题补充:
He was very busy yesterday, otherwise he to the meeting.
A. would come
B. came
C. would have come
D. had come
答案:
A. would come
B. came
(答案→)C. would have come
D. had come
解析:考查虚拟语气,此题为由otherwise引导的与过去事实相反的虚拟语气,它的主句结构为:主语 + would/could/might + have done,所以选C。