Past Progressive

Complete with the past progressive:

1. When I phoned my friends, they(play) monopoly.
2. Yesterday at six I(prepare) dinner.
3. The kids(play) in the garden when it suddenly began to rain.
4. I(practise) the guitar when he came home.
5. We(not / cycle) all day.
6. While Aaron(work) in his room, his friends(swim) in the pool.
7. I tried to tell them the truth but they(listen / not) .
8. What(you / do) yesterday?
9. Most of the time we(sit) in the park.