1. Her new house is smaller than her old one
2. Peter is the tallest in my class
3. The white dress is cheaper than the black one
4. According to me, Maths is more difficult than English
5. Marry is the most intelligent in my group
6. The Nile is the longest river in the world
7. No mountain in the world is higher than Mount Everest
8. I have never met a prettier girl than this before
9. He works much so he feels tired
10. That computer doesn't work as well as this one
11. The apartment is big so the rent is high.
12. We set off soon so we will arrive soon.
13. The joke is good so the laughter is loid.
14. She gets fat so she feels tired.
15. The older he gets, the less he wants to travel
16. The difficult games are exciting to the children
17. People drive fast so many accidents happen
18. The more I meet him, the more I hate him
từ câu 19 trở đi thì mình không hiểu phải viết lại kiểu gì vì đâu có từ gợi ý đâu?