1. He was working at 5 o'clock yesterday.
2. I was watching TV at 7 o'clock yesterday.
3. They were having dinner when I phoned them.
4. He was having lunch when I phoned him.
5. He was doing his homework when his mother entered his room.
6. The students were listening to the teacher when I entered the classroom.
7. It often rains here in October.
8. Does it often rain here?
9. Don't put on your raincoat. It isn't raining.
10. Did it rain yesterday?