1) What did you do when your parents came? I did my homework.
2) When he was watching TV, the phone rang.
3) He slept when friends came to him.
4) Did you find mushrooms when you walked in the forest?
5) When she went to work, he met his friend.
6) Who helped you clean the room?
7) Did she tell you this story? - Yes, she told her to me at three o'clock
.
8) When we left the house, it was raining hard
.
9) I was thinking about a very difficult question, when the phone suddenly rang.
10) When I met her, she hurried to work.