1. (2020七下·德江期末) 从方框中找出与下面句子相对应的应答语。

A. Those men? They are working. B. Yes, they are. C. Thank you! D. It's flying to Beijing. E. The women are.

1. （1） What are those men doing？
3. （2） Where is that plane going?
5. （3） Happy birthday to you！
7. （4） Who are washing the dishes?
9. （5） Are the kids doing their homework?