根据答句写问句。
1. _____________________________________?
She's cleaning the room.
2. _____________________________________?
Mike is playing sports.
3. _____________________________________?
I'm doing morning exercises.
4. _____________________________________?
Lily is running near the river.
5. _____________________________________?
They're doing homework.
1. What is she doing
2. What is Mike doing
3. What are you doing
4. What is Lily doing
5. What are they doing
答案不唯一