1. An old friend of ours phoned yesterday and said he would visit us.
2. Is that picture on the wall yours?
3. Their holiday starts the week after ours.
4. Can we have your suggestion first and then we’ll hear his?
5. I didn’t bother going to her party and she won’t be coming to mine.
6. Our flight was delayed but theirs took off on time.
7. Can I borrow your pen? — I’m sorry, it isn’t mine.
8. Bob is one of our best pupils.
9. She has no mistakes in her test.
10. My hands are cold, but yours are warm.

1. James bought some stamps, but he can't find them.
2. I love your coat. Where did you buy it?
3. We saw your brother, but he didn't speak to us.  
4. That's my pen, give it to me!   
5. I can drive you to the station.
6. We bought Ali a present, but don't tell him!  
7. Emma lost her umbrella. She can't find it.  
8. Marie cooked pasta for lunch, but she didn't eat it.