从B栏中选出与A栏中正确的应答语。

         A                         B

⑴What's it?                      A. Goodbye.

⑵Who's he?                       B. He's my grandfather.

⑶Goodbye, Mingming.             C. It's a cow.

⑷Happy birthday, Anne!             D. I'm eight.

⑸How old are you?                   E. Thank you.