— Pity you missed the lecture on nuclear pollution
—I it, but I was busy preparing for a job interview.
A. attended
B. had attended
C. would attend
D. would have attended
网友回答
A. attended
B. had attended
C. would attend
(答案→)D. would have attended
解析：考察虚拟语气。根据but后面的过时可知与过去的事实相反。用情态动词+have done表示与过去事实相反。故D正确。句意：我本来是会参加的，但是我一直忙于准备面试。