1. 从方框中选出下列句子的最佳应答语。

A. Next morning. B. Yes, I am. C. Yes, I do. D. He is going to buy some books. E. To the post office.

1. （1） What is he going to do?
3. （2） Are you going to play ping-pong?
5. （3） When is she going?
7. （4） Where are you going?
9. （5） Do you have comic books?