1.Lan/tall/Hoa
=> Lan is taller than Hoa.
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 girls
=> The boys are stronger than the girls
8. I/old/my brother
=> I am older than my brother.