9. If i didn't have to help my Dad with something, i could come.
10. When i turned off the lights, i left the room
11. The hurricane has destroyed the small town.
Bị động thì Hiện tại hoàn thành:
- Active: S + has/have + P2 + Object
- Passive: S(object) + has/have +been + P2 + by....(chủ ngữ)
12. My mother said:" I know it will rain tomorrow"
Câu gián tiếp lùi thì (ngược): quá khứ đơn `->` hiện tại đơn (theo đề bài)
- tomorrow `->` the following day/the next day.
13. If i didn't have a sore throat, i would sing
14. By the time Shakespeare died, he had written more than 37 plays.
- By the time: Vào lúc....
15. The hurricane has totally collapsed the building.
Học tốt!!!