` So sánh hơn ` 

` 1 ` âm tiết : adj + er + than

` 2 ` âm tiết : more + adj + than

TH đặc biệt :

good ` -> ` better

bad ` -> ` worse

far ` -> ` farther

` So sánh nhất ` 

` 1 ` âm tiết : the + adj + est

` 2 ` âm tiết : the most + adj

TH đặc biệt

good ` -> ` the best

bad ` -> ` the worst

cheap ` -> ` cheaper ` -> ` the cheapest

hot ` -> ` hotter `-> ` the hottest

comfortable ` -> `more comfortable ` -> ` the most comforbale 

happy ` -> ` happier ` -> ` the happiest

good ` -> ` better ` -> ` the best

beautiful ` -> ` more beautiful ` -> ` the most beautiful

interesting ` -> ` more interesting `->` the most interesting

thin `-> ` thinner ` -> ` the thinnest

large ` -> ` larger `-> ` the largest

lovely ` -> ` lovelier `-> ` the loveliest 

` Bài 2 ` 

What + ( a/ an ) + adj + N = How + adj + S + be / V

` 1 ` What an interesting movie

` 2 ` What a comforbale bed

` 3 ` What a fast car

` 4 ` What a beautiful dress

` 5 ` What a difficult test

` 6 ` What awful weather

` 7 ` What a delicious cake

1.hotter/the hottest

2. more comfortable/the Most comfortable

3. happer/the happiest

4. better/the best 

5. more beautiful/the most beautiful 

6. more interesting/the most interesting

7. thinner/the thinnest

8. larger/the largest

9.lovelier/the loveliest