形容词比较级
概念：在英语中，在表示两者作比较时，形容词要用特别的形式，称作“比较级”。
A.变化规则：
1.比较级直接在原级后加er,
tall-taller high-higher
2.形容词后面以不发音的e结尾的，变比较级，直接加r,最高级直接加st
fine-finer, nice-nicer
3,形容词后面是以辅音字母+y结尾，把y 改成i,再加er变比较级，
heavy-heavier
晋升上将4.以重读闭音节结尾的形容词，（最后是一个元音字母+辅音字母结尾的形容词），变比较级，双写最后辅音字母，再加er,
big-bigger， thin-thinner
5,多音节的形容词，变比较级,形容词前面加more,
beautiful-more beautiful care-more careful
6.不规则变化：
good/well—better， bad/ill—wor， many/much—more, little山药粥的做法/few—less
B.比较级用法
1.两者比较，句子中用than"比“
I am taller than you.
2.which句型 which is +比较级，A+or+B?
Which is bigger,the sun or the moon?
太阳和月亮，哪一个比较大？
练习题
1、写出下列形容词的比较级
short____________ low____________ smart____________
long ____________ tall _____________ small____________鸡内金治胃病吗
clever ___________ large____________ nice____________
big____________ easy____________ hot____________
fat____________ happy____________ busy____________
我上学啦
young____________ old ____________ strong____________
heavy____________ many____________ good____________
much____________ thin____________ great____________
bad____________ clean____________ wide____________
fine____________ little____________ cheap____________
beautiful______________________ interesting_____________________
careful________________________ important________________________
different________________________
2、用所给单词的正确形式填空。
1、My friend is two years ____________(old) than me.
2、The population of Shanghai is____________(large) than that in Chengdu.
3、An elephant is____________(heavy) than a dog.
4、Which is____________(big)the apple or the watermelon?
5、村庄建设Tommy is____________(strong) than Jimmy.
3、根据句意写出所缺的单词。
1、I'm 12 years old.Linda is 13years old.I’m____________than her.
2、An elephant is____________than a cat.
3、Jim is 40 kg.Tony is 38 kg.Tony is____________than Jim.
4、The elephant’s no is ____________ than the hor’s .
5、My mother is____________than my grandmother.
全身发黄
4、选出不同类的单词。
1、（ ）A、big B、high C、better
2、（ ）A、many B、more C、much
胎记怎样形成的
人感3、（ ）A、wor B、good C、more
4、（ ）A、girl B、young C、old
5、（ ）A、more careful B、bigger C、good
