Choose the correct form. Past continuous or past simple.

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

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

3. He ___ sick when he was in Thailand.

4. I ___ my phone when you called me.

5. The Celtics ___ when we left the arena.

6. She ___ asleep before I arrived.

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

8. I ___ golf when I met her.

9. He ___ before he went to sleep.

10. They ___ a nap after they had lunch.