Step-by-step explanation:
1When I got my present, I was running to my room to open it.
2While Sara was driving, she was listening to music.
3When Thomas last year worked in a travel agency, he made a lot of money.
When I had the flu last week, I didn't go to work.
4Stewart got ready to go to bed when he heard someone shouting
5While I was working, Jerry playing computer games
6When I saw Mathew at the party yesterday, he did not speak to me.