1. Jane was watching TV while I was watering the plants.
2. I had just finished packing when my taxi arrived.
3. Who were you talking to on the phone when I came in?
4. She had been training for the finals for over a week before she found out that she
had been disqualified.
5. Dina had been working on the computer for three hours before she started getting ready to go out.
6. When we got off the plane, we waited for our luggage.
7. Owen was typing his essay when the computer crashed.
8. They had been looking forward to this holiday for years before they finally managed to do it