1 knows
2 am writing
3 Do you go to school on Saturdays?
4 don't dance
5. Are they playing in the room now?
6. understand
7. Is he sleeping now?
8. read
9 are eating
10 helps
11 . Do you play the piano well?
12 is dancing
13 Does he Ann like sushi?
14 aren't having
15 is talking