1. big: bigger; biggest

2. large: larger; largest

3. good: better; best ( adj đặc biệt)

4. wide: wider; widest

5. hot: hotter; hottest

6. bad: worse; worst

7. expensive: more expensive; most expensive

8. noisy: noisier; noisiest

9. exciting: more exciting; most exciting

10. quiet: quieter; quietest

11. heavy: heavier:  heaviest

12. convenient: more convenient; most convenient

13. happy: happier; happiest

14. difficult: more difficult; most difficult

15. fast: faster; fastest

16. narrow: narrower; narrowest

17. cheap: cheaper; cheapest

18. beautiful: more beautiful; most beautiful

19. friendly: friendlier (hoặc more friendly đều đc); most friendly

20. crowded: more crowded; most crowded

21. great: greater; greatest

22. incredible: more incredible; most incredible

XIN 5 SAO VÀ CTLHN, TIM

CHÚC BẠN HỌC TỐT

1 big => bigger =>the biggest

2 large => larger =>the largest

3 good => better => the best

4 wide => wider => the windest

5 hot => hotter => the hottest

6 bad =>worse => the worst

7 expensive => more expensive =>the most expensive

8 noisy => noisier => the noisiest

9 exciting => more exciting => the most exciting

10 quiet => quieter =>the quitest

11 heavy => heavier => the heaviest

12 convenient => more convenient => the most convenient

13 happy => happier => the happinest

14 dificult => more dificult => the most difficult

15 fast => faster => the fastest

16 narrow => more narrow => the most narrow

17 cheap => cheaper => the cheapest

18. beautiful=> more beautiful=> most beautiful

19. friendly=> friendlier=> most friendly

20. crowded=> more crowded=>most crowded

21. great=> greater=> greatest

22. incredible=> more incredible=>most incredible