Đây đều là điền Adj so sánh hơn 

(+) Có `1` âm tiết: Adj/Adv + đuôi -er + than 

(+) Có `2` âm tiết trở lên: more + Adj/Adv + than 

(+) Nếu Adj kết thúc bằng đuôi -y thì ta đổi thành -i rồi thêm đuôi -er

`1`. more comfortable than

`2`. larger than 

`3`. hotter than

`4`. longer than

`5`. slower than

`6`. more difficult than 

`7`. bigger than

`8`. more careful than

`9`. more beautiful than

`10`. quicker than

`11`. older than

`12`. easier than 

`13`. fatter than

`14`. noisier than

`15`. better 

$\longrightarrow$ good là trường hợp đặc biệt

$\longrightarrow$ good $\Rightarrow$ better $\Rightarrow$ the best

`16`. harder than

`17`. happier than

`18`. quicker 

`19`. more beautiful than 

`20`. more expensive than 

$#Hoctot$

1. This chair looks more comfortable than that one.

2. Your flat is larger than mine.

3. The weather today is hotter than it was yesterday.

4. The Nile river is longer than the Red river.

5. Rosy rides slower than Mary.

6. Mathematics is more difficult than English.

7. Ho Chi Minh is bigger than Hanoi.

8. He drives more careful than his friend.

9. She sings more beautiful than anyone in this school.

10. I read quicker than my sister. 

11. Grace is older than any others in our class. 

12. This exercise was easier than that one.

13. He is fatter than you. 

14. Nam is noisier than any other students. 

15. My cold is better today than it was yesterday. 

16. Today the wind blew harder than it did yesterday. 

17. The little child ran happier than the adults. 

18. My town has grown quicker than ever before.

19. This man plays the guitar more beautiful than that one. 

20. The palace Hotel was more expensive than the Grosvenor. 

*Cấu trúc so sánh hơn:

- So sánh hơn với tính từ ngắn/trạng từ ngắn:

S1 + adj/adv-er + than + O/ N/ Pronoun/ S2 + Auxiliary V

- So sánh hơn với tính từ dài/trạng từ dài:

S1 + more + adj/adv + than + O/ N/ Pronoun/ S2 + Auxiliary V

Good luck ~~