11. They never do ___ homework. 12. Ali sometimes wear ____________green t-shirt. 13. We love ____school. 14. Ayse and Ahmet play with ____ sisters. 15. You always wear ___uniform at school. 16. I rarely walk to _____school. 17. We eat ____lunch at 12 a. m. 18. The bird always sleeps in ____ nest. 19. she always forget ____books in the cupboard.

11. They never do _their__ homework. 12. Ali sometimes wear ____his________green t-shirt. 13. We love __our__school. 14. Ayse and Ahmet play with _their___ sisters. 15. You always wear _your__uniform at school. 16. I rarely walk to __my___school. 17. We eat __our__lunch at 12 a. m. 18. The bird always sleeps in _its___ nest. 19. she always forget __her__books in the cupboard.

their, her, our, their, your, my, our, her, her. Думаю так, но не точно)