2. will be
6. Do you cook
9. what does your mother usually cook for lunch?
10. I'm walking
11. are you talking
12. is sleeping
13. don't know what harry told you.
14. 're always complaining
15. he changed since I saw him
16. walk to school. I don't take the bus.
17. what are you doing here
18. think you are never doing harm to people.
19. stay
20. heard you are looking for a new house.