Ответ:

1. It started to rain and we got wet

2. The phone rang while I was listening to some music

3. We met your brother while we were walking home

4. Pete fell asleep when he was watching a DVD

5. David got a text message from his girlfriend while he was doing his homework

6. I went to school and I got to my classroom at 8.45 a.m.

7. He was having breakfast and she was sleeping at 7.30 this morning

8. My dad cooked dinner when he came back from work