I would love to your birthday party last night, but I had to attend an important meeting.
A. to go
B. to have gone
C. going
D. having gone
网友回答
A. to go
(答案→)B. to have gone
C. going
D. having gone
解析：would love接不定式，would love to have done表示“本来愿意做某事而实际上没有这样做”。