1 - am writing
2 - am not drinking
3 - go
4 - don't go
5 - isn't reading
6 - is playing
7 - Is he playing now?
8 - works
9 - doesn't work
10 - Do you work in an office?
11 - lives
12 - doesn't live
13 - aren't sleeping
14 - play
15 - don't go
16 - reads
17 - doesn't read
18 - isn't reading
19 - Does your father work at the factory?
20 - Are you playing chess now?
21 - is moving, is appearing, is getting
22 - is improving
23 - is playing