1）A=B同程度比较：as+原级+ as表示“和……一样。
the apple is as big as the pear.
2）A≠B不同程度的比较：not so/ as+原级+as 表示“不如……”
the bridge is not so/as long as one.
3）A＞B比较级+ than表示“比……”。
many more+原级+名词+ than修饰可数名词。
much more+原级+名词+ than修饰不可数名词。
I can run faster than you.
this test is more difficult than that one
I make much more money than you
4）A＜B less+原级+ than表示“少于……
this book is less difficult than that one.
5）more/ fewer+可数名词+ than,和more/ less+不可数名词+ than
li ming eats more apples than wang hua .
I spend more money on candies than brother.
6）the+比较级+主谓，the+比较级+主谓表示“越……越……”。
the more money you make, the more you spend.
the busier I am, the happier I feel.
7）比较级+ and+比较级表示“越来越……”
单音节形容词：形容词比较级+形容词比较级。
多音节形容词：more and more+形容词原形。
it’s getting cooler an cooler.
you are become more and more beautiful.
8）no+比较级+ than表示对两个比较对象进行否定，可用“neither……nor……”结构改写。
I no more selfish than you. （neither I nor you are selfish）.
问：怎样区分单音节，双音节和多音节
看这个单词有几个元音，一个元音就构成一个音节。单词中有一个元音就是单音节，如bad, big等，单词中有两个元音就是双音节，如happy, study等。单词中有三个或三个以上的为多音节如，difficult, beautiful等。
