形容词和副词的比较级和最高级
一.形容词和副词的比较级和最高级的变化方法如下
(1) 符合规则的：
(2)几个不规则的形容词和副词的比较级和最高级如下表：
二．形容词和副词比较级的用法
注意：有些形容词，如 dead, empty, round, sure, woolen 等受本身含义的限制，没有比较级。
例题解析
1. He is ________ friends than I.
A. much more
B. many more
C. very more
D. too more
解析：后面有可数名词复数时，many的比较级形式为many more 修饰。应选B.
2. Which is the _________ country, Japan or Australia?
A. more developed
B. more developing
C. most developed
D. most developing
解析：两者比较用比较级，表示"发达"用developed, 而developing 是"发展中的" 意思
3． There were _______ shops in the city in 1982 than in 1990.
A. little
B. few
C. fewer
D. less
解析：little 不能修饰可数名词，两者比较需用比较级，所以应选C.
4. If you are not free today, come another day __________.
A. too
B. so
C. instead
D. yet
解析：instead 作副词用时意为"代替，顶替"，表示前面的事情没做，而是做了后面的事。Instead一般位于句首。应选C.
5．He can't tell us ________, I think.
A. important anything
B. anything important
C. important something
D. something important.
解析：不定代词与形容词联用需后置，否定句中应该用anything而不是something. 因此应选B
6. The Huang River is the second __________ river in our country.
A. long
B. longer
C. longest
D. the longest
解析："定冠词the+ 序数词+ 形容词最高级" 表示"第几大……" 应选C.
7. The light in the office wasn't ________for him to read.
A. enough bright
B. bright enough
C. brightly
D. enough brightly
解析：enough修饰名词时可前可后，修饰形容词或副词时，要后置。应选B.
8. There was an accident at the corner. ________, the girl wasn't _________hurt.
A. luckily, badly
B. luck, hardly
C. Lucky, heavily
D. Lucky, strongly
解析：第一空修饰全句需用副词，第二空修饰形容词hurt也要用副词，因此选A.
9. You must keep your eyes _________ when you do eye exercises.
A. close
B. open
C. closed
D., opened
解析: 此处需用形容词做宾语补足语。应选C.
10. Five days has passed , but I haven't finished half of the work. ________,
A. already
B. still
C. too
D. yet
解析：already 与yet 都可用于现在完成时态。Already常用于肯定句，而yet 常用与否定句。应选D.
三．形容词副词比较级最高级的其他用法
（1）和冠词连用
the ＋形容词原级＋v(复)，指一类人或物
the ＋形容词比较级，指两者中“较…的”的那一个，eg. the younger of the two
a/ an ＋形容词比较级eg. The pen is expensive. I want a cheaper one.
( a) ＋most＋形容词最高级“非常…”eg. a most beautiful city
( 2 ) 相关结构
1)原级比较：肯定句as….as…., 否定句not so / as….as…..
2)比较句：比较级＋than….或more (less) ….than…..
The furniture in this shop is less beautiful than that in that shop.(注意代词that的用法)
3)比较级＋and＋比较级或more and more＋比较级“越来越… ”
richer and richer, more and more interesting
4)The more….., the more…..“越…，越…”
The more you look at the picture, the better you will like it.
5) 比较级＋than any other ＋n. （单）（适用于范围一致时）
(all) other ＋n.（复）
any ＋n.(单) （适用于范围不一致时）
He is taller than any other student / all other students in his class.
any student in my class.
6) 倍数表达法。
