ai giúp vs ạ

1. Mr. Smith is wealthier than Mr. Brown.

→ Mr. Brown is poorer than Mr. Smith.

2. My house is smaller than my parent's house.

→ My parent's house is bigger than my house.

3. The black dress is more expensive than the red one.

→ The red dress is cheaper than the black one.

4. Today it is colder than yesterday.

→ Yesterday it was warmer than today.

5. I don't think you are taller than me.

→I don't think I am shorter than you.

6. Is Jim worse at Math than John?

→ Is John better at Math than Jim ?

7. Jim looks much younger than his classmates.

→ Jim's classmates look much older than him.

8. Your hair is longer than mine.

→ My hair is shorter than yours.

+) Giải thích:

Cấu trúc so sánh hơn: S1 + to be + adj-er/more adj + than + S2 + (trợ động từ).

- với tính từ ngắn: adj thêm đuôi er

- với tính từ dài: thêm more trước adj