1When we were sitting at home it was raining.
2.She was writing a letter when her mother came back home.
3.They were just going out of the house when we met them.
4.Sun was shining bright when I woke up.
5.She was runing home when the thunderstorm started.
6.When I was listening to radio someone knocked on the door.
7.I was talking to her but she didn't listen to me.
8.He found that coin when he was diging in his garden.
9.He broke his leg when he was going out of the bus.
10.Sun was shining bright all the time yesterday.
11.They arrived home at ten o'clock.