找出下列问句相应的答语。
A. I'm playing ping-pong with Amy.
B. Sometimes he reads books.
C. I usually wash my clothes.
D. At 9 o'clock.
1.What do you do on the weekend? (_______)
2.What are you doing? (_______)
3.When do you go to bed? (_______)
4.What does Tom do on the weekend? (_______)