|其他双音节词和多音节词，在前面加more，most来构成比较级和最高级。||important(重要的)easily(容易地)||more importantmore easily||most importantmost easily|
He cannot run so/as fast as you.
2）当as… as 中间有名词时采用以下格式。
as +形容词+ a +单数名词
as + many/much +名词
This is as good an example as the other is.
I can carry as much paper as you can..
This room is twice as big as that one.
Your room is the same size as mine.
4) 倍数+ as + adj. + as<=> 倍数+ then + of
This bridge is three times as long as that one.
This bridge is three times the length of that one.
Your room is twice as large as mine.
Your room is twice the size of mine.
You are taller than I.
They lights in your room are as bright as those in mine.
(错) He is more cleverer than his brother.
(对) He is more clever than his brother.
(对) He is clever than his brother.
(错) China is larger that any country in Asia.
(对) China is larger than any other countries in Asia.
The population of Shanghai is larger than that of Beijing.
It is easier to make a plan than to carry it out.
比较：Which is large, Canada or Australia?
Which is the larger country, Canada or Australia?
She is taller than her two sisters.
She is the taller of the two sisters.
1）a bit, a little, rather, much, far, by far, many, a lot, lots, a great deal, any, still, even等
1）---- Are you feeling ____?
---- Yes，I'm fine now.
A. any wellB. any betterC. quite good
D. quite better
答案：B. any 可修饰比较级，quite修饰原级，well的比较级为better.
2）The experiment was____ easier than we had expected.
A.moreB.much more C.much
3）If there were no examinations, we should have ___ at school.
A. the happiest timeB. a more happier time
C. much happiest timeD.a much happier time
1) 如果后接名词时， much more +不可数名词
many more +可数名词复数
2) old 有两种比较级和最高级形式: older/oldest 和elder/eldest。 elder，eldest 只用于兄弟姐妹的长幼关系。
My elder brother is an engineer.
Mary is the eldest of the three sisters.
3) far 有两种比较级，farther，further. 在英语中两者都可指距离。
I have nothing further to say.
1) The Sahara is the biggest desert in the world.
It is a most important problem.
=It is a very important problem.
(错)Tom is the tallest of his three brothers.
(对)Tom is the tallest of the three brothers.
2) 下列词可修饰最高级，by far, far, much, mostly, almost
This hat is nearly / almost the biggest.
This is the very best.
This is much the best.
Africa is the second largest continent.
Mike is the most intelligent in his class.
Mike is more intelligent than any other students in his class.
4) "否定词语+比较级"，"否定词语+ so… as"结构表示最高级含义。
Nothing is so easy as this.
=Nothing is easier than this.
=This is the easiest thing.
1) the more… the more…越……就越……
The harder you work，the greater progress you'll make.
2) more B than A与其说A不如说B
less A than B
He is more lazy than slow at his work.
= He is less slow than lazy at his work.
3) no more… than… 与……一样……，不比……多
The officials could see no more than the Emperor.
no less… than…与……一样……
He is no less diligent than you.
4) more than不只是，非常
She is more than kind to us all.
1）The weather in China is different from____.
A. in AmericaB. one in AmericaC. America
D. that in America
2）After the new technique was introduced，the factory produced ___ tractors in 1988 as the year before.
A. as twice manyB. as many twiceC. twice as manyD. twice many as
答案C. 此句意为"这个厂1988能生产的拖拉机是往年的两倍"。 表示倍数用"倍数+ as + 形容词原形+ as +比较对象"的句型。所以此句答案为C。
This ruler is three times as long as that one