1.
A: What happened to you?
B: I had an accident while I was driving to work.
A: Did you go to the hospital?
B: Yes, I did.
2.
A: What was Claire doing when phoned her?
B: She was listening to music.
A: Did she turn the radio off?
B: No, she didn't. She wanted to listen to the music programme.
3.
A: I was reading a book last night when I heard my sister shouting.
B: What happened?
A: She was doing the washing up when the plate broke and she cut her finger.