Tính từ ngắn :
- easy => easier
- tall => taller
- short => shorter
- big => bigger
- hot => hotter
- happy => happier
- long => longer
- heavy => heavier
- strong => stronger
- cheap => cheaper
Tính từ dài :
- expensive => more expensive
- beautiful => more beautiful
- difficult => more difficult
- carefully => more carefully
- carelessly => more carelessly
- dangerous => more dangerous
- intelligent => more intelligent
- colourful => more colourful
- boring => more boring
- slowly => more slowly
Ví dụ :
Tính từ ngắn :
vd 1 : Summer is hotter than winter
vd 2 : Elephant is bigger than mouse
Tính từ dài :
vd1 : This book is more expensive than that book
vd2 : Dog is more slowly than lion
