1. read
2. don't read
3. I am writing
4. I am not writing
5. they are playing
6. they aren't playing
7. are they playing in the room now?
8. helps
9. does he help his mother every day?
10. doesn't help
11. do you go to school on sunday?
12. doesn't like
13. I am not reading now.
14. is he sleeping now?
15. don't go
16. eats
17. isn't eating
18. do
19. don't go
20. works
