1) It’s your money. It’s yours 2) It’s my bad. It’s mine 3) It’s our car. It’s ours 4) They’re her shoes. They’re hers 5) It’s their house. It’s theirs 6) They’re their book. They’re theirs 7) They’re my glasses. They’re mine 8) It’s his coat. It’s his 9) Give the pens to me. They’re mine 10) Give the key to Mary. They’re hers  

1. Is it your book?
2. It’s their question, not ours
3. Is this camera yours?
4. Are these your shoes?
5. That’s not my umbrella. Mine is yellow
6. They know our address but they don’t know theirs
7. My room is bigger than hers but hers is nicer
8. I can see your children at the school gate but where are mine?
9. I want to change my computer. I want to buy one like yours.

Bài tập 2:

1. It's your money. It's yours.
2. It's my bad. It's mine.
3. It's our car. It's ours.
4. They're her shoes. They're hers.
5. It's their house. It's theirs.
6. They're their book. They're theirs.
7. They're my glasses. They're mine.
8. It's his coat. It's his.
9. Give the pens to me. They're mine.
10. Give the key to Mary. They're hers.  

Bài tập 3:

1. Is it your book?
2. It's their question, not ours.
3. Is this camera yours?
4. Are these your shoes?
5. That's not my umbrella. Mine is yellow.
6. They know our address but they don't know theirs.
7. My room is bigger than hers but hers is nicer.
8. I can see your children at the school gate but where are mine?
9. I want to change my computer. I want to buy one like yours.