Make sentences using the Past Simple and the . Use while when . 1. walk down the street/see an accident (I) 2.not meet

1. While I was walking down the street, I saw an accident.
2. I did not meet my old friend while I was staying in Prague.
3. She walked into a tree while she was talking on her mobile phone.
4. While he was shopping, he lost his wallet.
5. While I was doing the washing-up, I broke a glass.
6. While they were driving home, they ran out of petrol.
7. He broke the key while he was trying to open the door.
8. We were not swimming when we heard the screams.