Здравствуйте, нужно перефразировать предложения пользуясь этой моделью-This ismy book. — This book is mine.
Вот предложения:
1.This is her friend.
2.Those are our teachers.
3.That is his cat.
4.These are their bags.
5.Is that your car?
6.Are these their computers?


Помогите пожалуйста!
Заранее спасибо!

This friend is hers.Those teachers are ours.That cat is his.These bags are theirs.Is that car yours?Are these computers theirs?