1. (2022六下·蓬江月考) 根据上下文情境，选出相应的内容，使句意通顺合理。

A. Tom studied English. B. He is dancing. C. They ran and jumped.    D. I read a book. E. I have a toothache.

1. （1） A: What is your brother doing?

   B:

3. （2） A: What did you do last night?

   B:

5. （3） A: What is wrong with you?

   B:

7. （4） A: What did they do in P.E. class?

   B:

9. （5） A: What did Tom do yesterday?

   B: