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1、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：情 况加 法例 词一 般 情 况直接加 -er ; -estall-taller-tallest以e结尾的词加 r ; -stnice-nicer-nicest以“辅音+y”结尾的词变y为i再加-er ; -estdry-drier-driestheavy-heavier-heaviest以一个辅音字母结尾的词辅音字母双写，再加-er ; -estthin-thinner-thinnest多音节和部分双音节单词在词前加 more ; mostmore deliciousmost delicious(2
2、)几个不规则的形容词和副词的比较级和最高级如下表：原 级比较级最高级good , wellbetterbestbad , illworseworstmany , muchmoremostlittlelessleastfarfarther / furtherfarthest / furthest二形容词和副词比较级的用法级别比较程度表达方式和意义例 句备 注原级同等程度肯定形式As+原级+as(像一样)Art is as interesting as music.Play as well as you can.否定形式not + so (as) +原级+as(不如那样)English is no
3、t so difficult as science.She does not study so well as I do. 比较级不同程度（用于两者比较）比较级+than(比)Jim is older than Luky.I like pork better than beef.比较级前面可以加much, far, even, still,a lot, a little, a bit等程度加深比较级+and+比较级（越来越）The + 比较级，the + 比较级（越, 越）He is growing taller and taller.He studies better and better.
4、The more books she reads, the better she understand.最高级最高程度（用于三者或三者以上）The +最高级+of (in)(最)Spring is the best season of the year.Lin Tao jumped (the) farthest of all.副词最高级前面的the 往往省略注意：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.
5、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3There were _ shops in the city in 1982 than in 1990.A. little
6、 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.5He cant tell us _, I think. A. important anything B. anything importantC. important something D
7、. 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B6. 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 wasnt _for him to read. A. enough bright B. bright enough C. bri
8、ghtly 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 wasnt _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. cl
9、ose 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 havent 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 young
10、er 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 m
11、ore and more比较级 “越来越 ”richer and richer, more and more interesting4) 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
12、 class. any student in my class.6) 倍数表达法。A is three(four, etc.)times the size(height, length etc.)of B.A is three(four, etc.)times as big(high, long, etc.)as B.A is three (four, etc.)times bigger(higher, longer, etc.)than B.用times 表倍数通常用于三倍以上，两倍可以用twice或double.The new building is four times the size
13、 (the height)of the old one.这座新楼比那座旧楼大三倍（高三倍）。 Asia is four times as large as Europe.亚洲比欧洲大三倍。Your school is three times bigger than ours.你们的学校比我们的学校大三倍。7) morethan结构，其意往往是rather than，可译为“是而不是”或颠倒词序译作“与其说是，不如说是”。That little girl is more tired than hungry. 那个小姑娘是累了而不是饿了。 She is more a mother than a wife或She is more of a mother than a wife.她是贤妻，更是良母。8) A is to B what C is to D A和B的关系就像C和D的关系 Air is to man what water is to fish. 空气 对于人类就像水和鱼的关系。9) no more than= only “只不过”，言其少not more than=at most “不多于”，“至少”，指事实。
