根据答句写问句。 1. A:_______________________? B
题型：问答题
问题：
根据答句写问句。
1. A:_______________________?
B: She's cleaning the room.
2. A:_________________________?
B: Mike is playing sports.
3. A:___________________________?
B: I'm doing morning exercises.
4. A:______________________________?
B: Lily is running near the river.
5. A:_____________________________?
B: They're doing homework.
龋坏穿髓，
颊侧牙龈肿胀，叩痛（++），
已完全萌出，沟裂深，颈缘及面软垢较多。