1. is walking
2. are waiting
3. isn't moving
4. are you coming
5. am sitting
6. isn't having
7. are playing
8. is sitting
9. am not ('m not) wearing
10. isn't standing
11. am not ('m not) writing
12. is having
13. is leaving
14. is making
15. is opening
16. is brushing
17. is singing
