1、I. Write the answers.（根据题意，写出答案。）
1. The black dog is _____ (thin) than the white dog.
2. This balloon is _____ (big) than yours.
3. My bag is _____ (heavy) than yours.
4. John is _____ (strong) than Mike.
5. I am _____ (short) than Lucy.
II.用所给词的正确形式填空，每词用一次。
young long tall heavy ol
2、d thin
1. Monkey’s tail is ______________ than the rabbit’s tail.
2. Dick is 11 years old. Nina is 12 years old. Dick is ______________ than Nina.
3. I’m 140 cm ______________ .
4. I’m 40 kg. You’re 42 kg. I’m______________than you.
5. How ______________ are you? I’m 45 kg.
III.
3、选择填空。
1. How heavy are you? __________.
A. I’m 48 years old. B. I’m 48 kg. C. I’m 48 cm.
2. Tom is 120 cm. Jack is __________than him.
A. tall B. taller C. heavier
3. How heavy is the whale? __________.
A. It’s strong. B. It’s heavier. C. It’s 3600
4、kg.
4. How __________ are you?
A. old B. older C. taller
5. The monkey has a __________ tail.
A. tall B. long C. longer
6. Jim is 40 kg. Tom is 38 kg. Tom is ________ than Jim.
A. taller B. thinner C. heavier
7. I am ________ than my aunt.
A
5、 strong B. big C. shorter
8. My father is ________ than my grandpa.
A. older B. younger C. smaller
IV.选出形容词的比较级形式
tall -__________ strong -__________ old- __________
thin - __________ heavy - __________ big - _________
6、
V.连词成句。
1. your, is, big, room how
______________________________________________
2. I’m, than, taller, 6 cm, you _______________________________________________
3. my pencil, longer, yours, is, than _______________________________________________
4．tall, 21, I，,am,
7、 meters
_______________________________________________
形容词比较级的用法
1、形容词比较级：
在英语中，两者进行比较，强调"一方比另一方……"，可使用
"A+be动词+形容词比较级＋than+B" 结构
2、需要掌握的形容词比较级的形式：
tallàtaller shortàshorter oldàolder,
youngàyounger strongàstronger heavyàheavier, longàlonger thinàthinner bigàbigger,
smallàsmaller goodàbetter
3．语法归纳（形容词比较级）
情况
加法
例词
一般情况
加er
small---smaller
以e结尾的词
加r
large--larger
以辅音字母+y结尾的词
变y为i，再加er
easy--easier
以一个辅音字母结尾的词
将这辅音字母双写再加er
hot—hotter
thin--thinner
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