=>
1. I have played football since I was five.
2. A tasty cake has been made by my mother this morning.
3. Oranges are not as expensive as apples.
4. In spite of driving carefully, he has an accident today.
5. She has made crafts since she was at primary school.
6. Do you mind turning on the television in the living room?
7. The sofa is more expensive than the chair.
8. Despite trying to keep up with her classmates, she couldn't do as well as them.
9. Mai writes essays more carefully than Linh.
10. Fiona sings more beautifully than Daisy.
11. Would you mind showing me how to use this camera?
12. Mount Everest is the highest mountain in the world.
13. Despite preparing for the interview carefully, Kathy couldn't succeed.
14. You had better not travel alone because it is very dangerous.
15. You mustn't go out during the exam.
16. They don't have to finish the work today.
17. Nancy was sick yesterday so she didn't join the ceremony.

18. Your grandparents should not work hard all day.