1.
1. Tony gave us a lift.
2. Tim and Mike say that we can borrow theirs.
3. Could you pass me those papers?
4. Is it your turn, or is it mine?
5. Do these trees belong to you?
6. Paulo wants you to hold this.
7. Excuse me, but this is my car.
8. Shall we phone them now?
2.
1. I've just found this watch. Is it yours?
2. There are a lot of bags here. Which ones are yours?
3. Do you like those houses at the end of the street?
4. Anna is my friend. Have you met her before?
5. I have one of these chocolates. They're my favorites!
6. "What's that?" "What?" "The animal over there."
7. I like the black trousers, but I don't like the green ones.
8. Did you enjoy that ice cream? Would you like another?
3.
1. Whose bike is this?
2. That house is mine.
3. Paul and Jane are friends. They're friends.
4. I want to know what time it is.
5. This car belongs to us.
6. I invited John to my house for a talk.
7. Those suitcases are Jane's.
8. Sam stayed in London because he liked the clubs.