Англиский. Помогите, дам 30 пиров

1. are, am looking

2. broke

3. is, has just gone, left

4 did she return, returned

5.are you reading, am reading,have you read

6.do you remember, have met

7.have they discussed, discussed

8.did mother put, am looking for it

9. are you waiting for, are waiting, went

10. have not had, left

11.have your children read, read

12. is, have gone