11. doesn't go
12.arrive
13.eats
14.Do you study...
15. Do they work
16. Aren't going
17. I am not working
18. Is she working
19. I don't drink
20. sleeping
11. doesn't go
12.arrive
13.eats
14.Do you study...
15. Do they work
16. Aren't going
17. I am not working
18. Is she working
19. I don't drink
20. sleeping