--I enjoyed the food very much.--I'm glad you like it.please come again any time you like.

问题描述:

--I enjoyed the food very much.--I'm glad you like it.please come again any time you like.
A.is that all right B.I'm afraid I won't be free.C.Yes,I will D.That's great.

D太好了.为什么不选C?不能表达被邀请者的欣喜之情。