4. Put the verbs in brackets in the past simple or past continuous.

1. A: What happened to you? B: I had an accident while I was driving to work.
2. A: What were you doing at 9? B: I was listening to music.
3. A: What did she do? B: She turned off the radio.
4. A: We were standing by the door when the children walked in.
5. A: What did you do? B: I called an ambulance.