Ответ:

Answer

Объяснение:

1. I have not done very much.

2. This new paint has not made any difference.

3. You have not put enough on.

4. I have hurt my back.

5. you have had

6. have you put

7. it has disappeared

8. I have looked  

9. have you done

10. I have painted

11. I have not cleaned

12. we have made

13. has that brush gone

14. you have left