Put the verbs in brackets in the correct form of the Past Simple or the Past Progressive 1. While I was driving to work

1. While I was driving to work this morning, I saw a serious accident. 2. When we were doing the shopping last week, we found a nice place to have coffee. 3. He opened the book and started to read. 4. We were enjoying the film, when suddenly the electricity went off. 5. When she was hearing the news, she phoned her son. 6. When I heard the doorbell, I ran downstairs. 7. The translator was checking the contract when the manager phoned. 8. The students were writing a test when the bell rang. 9. The thieves broke in while we were sleeping. 10. Someone ran off with my clothes while I was swimming.