1. Mary/tall/Peter

=> Mary is taller than Peter.

2. This book/thick/that book

=> This book is thicker than that book.

3. The chair/short/the table

=>The chair is shorter than the table.

4. These boxes/big/those boxes

=> These boxes are bigger than those boxes.

5. Miss Trang/young/her sister

=> Miss Trang is younger than her sister.

6. These buildings/high/those buildings

=> These buildings are higher than those buildings

7. The boys/strong/the girl

=> The boys are stronger than the girl

8. I/old/my brother

=> I am older than my brother.

9. The dress/long/the red shirt

=> The dress is longer than the red shirt

10. The exercise/easy/that one

=> The exercise is easier than that one