Нужна помощь с Английским во временах помогите пожалуйста!

1. While I was waiting..... I saw an....
2. When we came back.... My little sister was drawing.
3. She was cleaning... When she fell off the ladder.
4. Martin was driving... He suddenly crashed...
5. The children were playing... We heard a loud cry.
6. My dog jumped into... When I was reading...
7. Sally was going up the stage when she injured her leg.
8. Our parents were standing... When I noticed them.
9. While my husband was cooking.... Daughter talked to him.
10. The rain finished while I was returning from work.
11. The sun was shining when I locked the door and left home.
12. His face went red while... Was shouting
13. We were discussing...when the lights went off.
14. Jane was checking her emails.... Disappeared.
15. While she was queued .... She got a phone call.