根据答语写问句
问题描述：
根据答语写问句
1 A;________?B:I'm doing my homework.
2 A:________?B:I go to school at 8:00 a.m.
3 A:________?B:I usually watch TV on weekends.
4 A:________?B:No,she's washing clothes.
答
1 What are you doing
2 When do you usually go to school
3 What do you usually do on weekends
4 Is mother cooking dinner