I would like you to my birthday party,but I was busy and forgot to call you.
A. to invite
B. inviting
C. to have invited
D. having invited
网友回答
A. to invite
B. inviting
(答案→)C. to have invited
D. having invited
解析：考查非谓语动词。would like后接不定式，再结合后一分句的内容可知表示的是过去未曾实现的愿望或安排，因此用不定式的完成式。