形容词比较等级的形式
（1） 规则形式
一般说来，单音节词及少数双音节词在后加-er; --est 来构成比较级和最高级；其他双音节词及多音节词在前加more, most.如：
great-greater-greatest
busy-busier-busiest
important-more important-(the)most important
（2） 不规则形式
good (well)-better-best
bad (ill)-worse-worst
many (much)-more-most
little-less-least
（3） 形容词比较等级的用法
①表示两者的比较，用形容词的比较级+than. 如：
He is cleverer than the other boys.
This one is more beautiful than that one.
②表示两者以上的比较，用"the +形容词最高级（+名词）+of(in) …"如：
He is the cleverest boy in his class.
③表示两者是同等程度，用"as +形容词原级+as". 如：
He is as tall as I.
I have as many books as you.
④ 越… 越…
例如：The more I learn, the happier I am.
⑤ You can never be too careful. 越小心越好
又如：You can never praise the teacher too highly.
你怎么赞扬这个老师也不过分。
⑥ I have never spent a more worrying day.
那一天是最令我担心的一天。
I have never had a better dinner.
这是我吃过的最好的一顿饭。
⑦ My English is no better than yours.
我的英语和你的英语都不怎么样。