比较级和最高级

英语语法中比较级和最高级的一些用法和例句。比较级是由形容词原级转化而来，一般是在原级后面加er，也有一些不规则的转化，最高级是由形容词或副词转化而来，形容词的最高级前面要加定冠词the，副词最高级前面的the可以省略。

比较级

Positive Degree

A is as adj/adv/adj+n as B

不同的subjects 相同的比较项

The girl is as bright as her sister

同subjects 不同比较项

The girl is as brilliant as she was beautiful

不同subjects 不同比较项

The swimming pool isn't twice as wide as that one is long

A is not as/so adj/adv as B

The girl is not as bright as her sister

A is less adj/adv than B

Your problem is less important than hers

Superlative Degree

A is the adj_est/adv_est + n+ area

the 是有范围时才用的，表示最，不然不能表示最，副词前的the可以省略

He works (the) hardest

adj_er + adv_er than

+any other +单数

+the other +复数

+any of the other+复数

he is smarter than any of the other students

Negative words as +形/副+as

No animal can live as long as a tortoise

Negative words +形er/副er

Never have I seen a larger airport

Comparative Degree

not more…than/no more…than

形容词

You are not more careful than he is

You are no more careful than he is

数词

There are not more than 5 students in the library

不超过

There are no more than 5 students in the library

只有

名词

The bat is no more a bird than the whales is fish

蝙蝠不是鸟正如鲸鱼不是鱼

动词

I can no more sing than he can drive



not more…than 正常否定 客观描述 / no more …than带有情感

more than 

形容词 非常

The boy was more than happy to serve us

数词

over

名词 不仅仅是

Mr.Lee is more than a teacher

more…than

不同subjects 同一比较项

He has more books than me 

相同subjects 不同的比较项 与其…不如…

He was more lucky than clever

more …than与其…不如…同一个不同比较项时，lucky 不能用luckier

not/no less than

形容词

You are less careful than he is

You are not less careful than he is

no less +n than

The stranger turned out to be less a person than the mayor

数词

There are not less than 5 students in the room

There are no less than 5 students

动词

The girl doesn't sing less beautiful than the singer

The girl sings no less beautiful than the singer

the adj-er， the adj_est the adv_er，the adv_est

The more words he recites,the easier you will feel when you learn English.

主将从现

Tips

elder/eldest 不能用比较级 older/oldest

My car is older than yours

Is she your elder sister?

by far/by no means /much/ very /almost /the third 加最高级

She is by far the best of the students in class.

This is by no means the best solution.

This is the very best（这是最好的）。 This is much the best（这是最好的）

Africa is the second largest continent。

最高级

even/far/even 加比较级

She is far better than the other students.

He is getting (too) much fatter these days

比较级

the+area 

That star are brightest when there is no moon

most

This book is most interesting