1. Lan is taller than Hoa
2.This book is thinker than that book
3.The chair is shorter than the table
4.These boxes is bigger than those boxes

1 more
2  longest
3 fewer
4 less
5  most important
6  more
7 better
8 more expensive

EX1: 2more many    EX2:1 lan is taller than hoa
3fewer                              2this book is thicking than that book       
4more little                         3the chair is shorter than the table
5more important               4these boxes are bigger than those boxes
6 more much                     5miss trang is younger than her sister
7better
8more expensive