Réponse:

9. i dont want to see them

10.they don't want to see us

11.he doesn't want to see her

12.we don't want to see him

13.she doesn't want to see them

14.we don't want to see him

15.she doesn't want to see tout

17-him at his house

18-her at her house

19-me at my house

20-you at your house

21-them at their house