1. When I arrived at this house, he was still sleeping.
2. The light went out.
3. Bill had dinner.
4. When I came to his house, he was working.
5. As we crossed the street, we saw an accident.
6. Tom saw him.
7. The children were playing football when their mother came.
8. The bell rang.
9. He was sitting at the bus stop.
10. We cleaned the house yesterday.