Ⅰ.Listen and choose.
( )1. A. young B. younger C. longer D. long
( )2. A. where B. way C. which D. watch
( )3. A. small B. big C. thin D. heavy
( )4. A. bigger B. heavier C. big D. heavy
( )5. A. kilogram B. taller C. metre D. heavier

Ⅰ.1.B 2.A 3.A 4.B 5.A

Ⅱ.Listen and judge.

Ⅱ.1.× 2.√ 3.× 4.√ 5.×

Ⅲ.Listen and write.
1. Mike is _______ cm. He's _______ than me.
2. I'm _______ than you, but you are _______ than me.
3. M: Is the brown dog _______ than the black one?
W: No, it _______.
4. Sarah is _______ and _______ than Chen Jie.
5. W: How _______ is your cat?
M: It's 2 kg. It's _______ than yours.

Ⅲ.1.162; shorter 2. older; stronger
3. smaller; isn't 4. taller; younger
5. heavy; thinner