1. He was listening to the radio,when it suddenly broke down.
2.They were playing football, when I met them.
3. When I left the house, it was raining.
4. He cut himself, when he was shaving.
5. You broke your tooth, when you were trying to bite a lollipop.
6. She was talking on the phone, when I came into the room.
7. When I was rewriting a task, my friend was describing a picture.
8. What he was doing, when you came to him?
9. When I was going here, I met your brother.
10. At noon it was raining.