Tính từ gốc → So sánh hơn → So sánh hơn nhất
1. beautiful → more beautiful → the most beautiful
She is more beautiful than her mother
She is the most beautiful in her family
2. hot → hotter → hottest
Today is hotter than yesterday
The weather in the Africa is hottest in the world
3. good → better → best
He is better at Maths than me
Ha is the best student in my class
4. big → bigger → biggest
This box is bigger than that one
This is the biggest house in my village
5. little → less → least
You should spend less time watching TV
You must answer at least two of my questions