Choose the correct form. Past continuous or past simple.

1. The Celtics ___ when we left the arena.

2. He ___ to music when his friends showed up.

3. I ___ my phone when you called me.

4. He ___ before he went to sleep.

5. He ___ sick when he was in Thailand.

6. She ___ asleep before I arrived.

7. They ___ a nap after they had lunch.

8. I ___ a shower when the alarms at the hotel went off.

9. I ___ golf when I met her.

10. You ___ to the clerk when the supervisor arrived.