— Goodbye! Im glad you— too. A. to see; IB. to have seen; MeC. to see; MeD. seeing;

问题补充：

— Goodbye! Im glad you.

— ， too.

A. to see; I

B. to have seen; Me

C. to see; Me

D. seeing; I

答案：

A. to see; I

(答案→)B. to have seen; Me

C. to see; Me

D. seeing; I

解析：再见时常说Nice to have met you.或Nice meeting you.。