`text{11. Hoa is younger than Tuan}`

`text{12. His job is easier than mine}`

`text{13. John doesn't sing as well as his sister}`

`text{14. You don't speak more slowly than your brother}`

`text{15. Đề chưa rõ nha, bạn xem kĩ lại nhé}`

`text{16. My car isn't expensive than yours}`

`text{17. Her car is not as fast as a race car}`

`text{18. Nam's house is the same size as Minh's house}`

`text{#Huy}`

`text{#Hoidap247}`

`text{#Try hard together}`

11. Hoa is younger than Tuan

12. His job is easier than mine

13. John doesn't sing as well as his sister (hoặc: John sings worse than his sister)

14. You don't speak more slowly than your brother

15. Mình không hiểu câu này lắm, tại sao lại là "Cậu bé này không giúp tôi nhiều. Anh ấy giúp tôi nhiều"

16. My car isn't expensive than yours

17. Her car is not as fast as a race car

18. Nam's house is the same size as Minh's house