--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：考查虚拟语气。would have attended本想参加的，实际上没有参加。