Помогите с номером.Обведи правельный ответ

Question

Помогите с номером.Обведи правельный ответ

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Answer 1

1. my
2. yours
3. mine
4. it
5. your
6. it
7. Jack's
8. him
9. Helen's
10. hers
11. childrens'
12. theirs
13. them
14. Mum's

Answer 2

It isn't YOURS. This book is MINE.
Look. There's a name on IT. And it isn't YOUR.
Well, whose book is IT.
JACK'S. Give it to HIM. Is this cassette HELEN'S?
No it isn't HER. It's the childrens'.
Are you sure it's THEIR'S?
Yes. Give it to THEM.
Look at this sunglasses. Are they MUM'S?
Yes they are.