4. I weren't busy on Mondays
5. life weren't so complicated
6. we had enough time to study
7. she visited her grandparents
8. the students went camping this Sunday
9. the air in the city weren't dirty
10. she could dance beautifully
11. I didn't live in the country
12. I had found the key
13. I had got good marks
14. I had chosen English when I started secondary school
15. we had come to your party
16. my little brother didn't always make noise when he came back home
17. he wrote to his friends
18. he weren't late
19. Peter didn't live next to my house
20. she could sing well


