可修饰比较级的词：
1)a bit, a little, rather, much, far, by far, many, a lot, lots, a great deal, any, still, even等
2)还可以用表示倍数的词或度量名词作修饰语。
3)以上词(除by far)外，必须置于比较级形容词或副词的前面。
典型例题:
1) ---- Are you feeling ____?
---- Yes，I'm fine now.
A. any well B. any better C. 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. more B. much more C. much
D. more much
答案：C. much可修饰比较级，因此B，C都说得通，但easier本身已是比较级，不需more，因此C为正确答案。
3)If there were no examinations, we should have ___ at school.
A. the happiest time B. a more happier time
C. much happiest time D. a much happier time
答案：D。
比较级形容词或副词 + than：
You are taller than I.
They lights in your room are as bright as those in mine.
注意：
1)要避免重复使用比较级。
(错) He is more cleverer than his brother.
(对) He is more clever than his brother.
(对) He is clever than his brother.
2)要避免将主语含在比较对象中。
(错) China is larger than any country in Asia.
(对) China is larger than any other countries in Asia.
3)要注意对应句型，遵循前后一致的原则。
The population of Shanghai is larger than that of Beijing.
It is easier to make a plan than to carry it out.
4)要注意冠词的使用，后有名词的时候，前面才有可能有名词。
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.
as + 形容词或副词原级 + as：
1)在否定句或疑问句中可用so… as。
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..
3)用表示倍数的词或其他程度副词做修饰语时，放在as的前面。
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.
形容词与副词的比较级：
大多数形容词(性质形容词)和副词有比较级和最高级的变化，即原级、比较级和最高级，用来表示事物的等级差别。原级即形容词的原形，比较级和最高级有规则变化和不规则变化两种。
1) 规则变化
单音节词和少数双音节词，加词尾-er，-est来构成比较级和最高级。
构成法 原级 比较级 最高级
一般单音节词 tall(高的) taller tallest
未尾加-er,-est great(巨大的) greater greatest
以不发音的e结尾 nice(好的) nicer nicest
的单音词和少数 large(大的) larger largest
以- le结尾的双 able(有能力的) abler ablest
音节词只加-r,-st
以一个辅音字母 big(大的) bigger biggest
结尾的闭音节单 hot热的) hotter hottest
音节词，双写结
尾的辅音字母，
再加-er，-est
"以辅音字母+y" easy(容易的) easier easiest
结尾的双音节词 busy(忙的) busier busiest
改y为i，再加
-er，-est
少数以-er，-ow clever(聪明的) cleverer cleverest
结尾的双音节词 narrow(窄的) narrower narrowest
未尾加-er，-est
其他双音节词和 important(重要的)
多音节词，在前 more important
面加more，most most important
来构成比较级和 easily(容易地) more easily most easily
最高级。
2) 不规则变化
原级 比较级 最高级
good(好的)/ better best
well(健康的)
bad (坏的)/ worse worst
ill(有病的)
old (老的) older/elder oldest/eldest
much/many(多的) more most
little(少的) less least
far (远的) farther/further farthest/furthest
形似单词对比
1. aggressive a. 好斗的，敢做敢为的
progressive a. 前进的，（税收）累进的，进步的
2. altitude n.（尤指海拔）高度
attitude n. 姿势，态度
gratitude n. 感谢
multitude n. 多数，群众（the multitude）
3. assert v. 断言，声称
asset n. 财产；资产
4. blank a. 空白的，空着的，失色的，没有表情的
blink v. 眨眼
brink n.（峭岸、崖的）边缘
5. bloom ① n. 花，旺盛，青春 ② v.（使）开花，（使）繁盛
broom n. 扫帚
gloom n. 阴暗，阴沉
loom ① n. 织布机，织机 ② v. 隐现，迫近
6. boast ① n. 自夸，值得夸耀的事物 ② v. 自夸，以有……而自豪
boost v. 推进
roast v. 烤，烘，烘烤
7. brief ① a. 简短的，短暂的 ② n. 摘要，大纲
grief n. 悲痛，伤心事，不幸，忧伤
8. cease v. 停止，终了
ease ① n. 安逸，安心，不费力，悠闲 ② vt. 使悠闲，使安心，减轻，放松 ③ vi. 减弱，减轻，放松，灵活地移动
lease ① n. 租借，租约，租赁物，租期，延续的一段时间 ② vt. 出租，租出，租得
release n. & vt. 释放，解放，放弃
tease ① n. 揶揄，戏弄，逗惹 ② vt. 取笑，逗恼
9. clash v. 冲突，撞击声，抵触
crash v. 碰撞，坠落，坠毁
crush vt. 压碎，碾碎，压服
10. complement ① n. 补足物；[语法]补语；[数]余角 ② vt. 补助，补足
compliment n. & vt. 称赞，恭维
implement vt. 贯彻，实现
网络的发明给了我们一个了解世界的机会，它的发展速度超乎我们的想像。
Then came e-mail a few years later, a core communications protocol（协议）called TCP/IP in the late 70s, the domain name system in the 80s and the World Wide Web—now the second most popular application behind e-mail—in 1990. The Internet expanded beyond its initial military and educational domain into businesses and homes around the world.
1. domain name: 域名 domain: 领土，领地 World Wide Web: full name of WWW 万维网
2. expand: v. 扩张，发展 expand operations 扩展业务
【单词变形】expansive（a. 广阔的，易扩张的）expansion（n. 扩充，开展，膨胀）
3. initial: a. 最初的；n. 词首大写字母 initial price最初成本
【单词变形】initiative（n. 主动）take the initiative带头，主动
1. We are in urgent need of a large number of salesmen so far.
A) aggressive B) massive C) progressive D) possessive
2. She felt a deep sense of to the teacher who had encouraged her to go on to university.
A) altitude B) gratitude C) attitude D) multitude
3. He that nuclear power was a safe and non-polluting energy source.
A) asserted B) dessert C) deserted D) asset
4. In October 1962, the world seemed on the of nuclear war.
A) blink B) brink C) blank D) branch
5. There was a sense of in the city after the team’s loss.
A) broom B) gloom C) bloom D) loom
6. Hank was that he could drink a case of beer by himself.
A) boosting B) boasting C) roasting D) toasting
7. The she felt over Helen’s death was almost unbearable.
A) brief B) chief C) grief D thief
8. The rain and the sky cleared.
A) released B) eased C) ceased D) teased
9. Coconuts have to be in order to extract their oil.
A) crashed B) crushed C) clashed D) brushed
10. Rob always showered me with and made me feel special.
A) complement B) compliment
C) alignment D) implement
What is the longest word in the English language?
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