Odpowiedź:
1. As I was taking the shoes to the till, I realised I did not have any money with me.
2. The doorbell rang while they were watching TV
3. While we were talking, the baby woke up.
4. David was cycling when it started to rain.
5. I hurt my back as I was lifting a heavy box.
6. Elizabeth was driving to work when the accident happened.
7. While they weren't looking, someone stole their luggage.
8. The train left while you were buying the magazines.