1. When I was in America, I took some very good photos.
2. Hello, how are you? - I'm tired. I only came back from my trip yesterday.
3. That was my wife's car you saw me with.
4. We heard about his trip and the things he did. It was very interesting.
5. How about a glass of beer? - No thanks, I'm not thirsty.
6. Did you see him yesterday? - No, I didn't.
7. He didn't pay his bill because he didn't have any money.
8. Who was that lady I saw you with last night?
9. That wasn't a lady, that was my wife.
10. We thought he had understood.
12. Mother. - What did you do on your first day at school?
13. Child. - I learnt to write.
14. Mother. - Already! Well, what did you write?
15. Child. - I don't know. I can't read.