2022年形容词比较级和最高级的详细讲解 .pdf

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1、1 8A Unit1 Grammar 一、形容词比较级和最高级的构成原则：1、大多数词后加 er 或 est 2、以字母 e 结尾的词后加 r 或 st 如：fine nice large cute late 3、以一个辅音字母结尾的重读闭音节词，双写最后一个辅音字母再加er 或 est 如：big slim wet red fat hot thin sad 4、以辅音字母加 y 结尾的词，去掉 y，再加 er 或 est 如：easy pretty happy busy healthy lazy heavy funny early tidy thirsty 5、以-ous/-ful/-les

2、s/-ing/-ed/-ly等结尾的多音节词和双音节词加more 或 most 如：famous generous humorous dangerous beautiful careful helpful useful careless helpless hopeless useless interesting exciting amazing boring tiring interested excited amazed bored tired quickly carefully healthily luckily 注意：部分前面加 more 或 most 的双音节词有：patient ho

3、nest special often 部分既可以加er/est 也 可以加more/most的双音节词有：clever polite simple stupid 6、一些不规则变化的单词：good/well-better-best bad/badly/ill-worse-worst many/much-more-most little-less-least old-older/elder-oldest/eldest far-farther/further-farthest/furthest 二、形容词比较级的用法：1、A+动词+比较级+than B e.g.The picture is mor

4、e beautiful than that one.2、疑问词+动词+比较级，A or B？e.g.Which（city）is bigger，Wuxi or Suzhou?3、the+比较级+of the two e.g.The prettier of the two girls is Lily.The more beautiful of the twins is the elder sister.4、even,much,far,no,any,a little,a lot,still+比较级e.g.even worse,much more important(much older),no mo

5、re(not any more)This story is far more interested than that one.I m too tired.I can t walk any farther.5、时间，倍数或年龄+比较级e.g.My elder brother is two years older than I.=I am two years younger than my elder brother.The sun is 13,000,000 times larger than the earth.I got to school five minutes earlier/lat

6、er than Tom(did).6、“比较级+and+比较级”表示“越来越 ”名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 3 页 -2 e.g.He is getting fatter and fatter.Our country is becoming more and more beautiful.7、“the+比较级（主语+谓语），the+比较级（主语+谓语）”表示“越 (就)越”e.g.The sooner,the better.The more careful you are,the fewer mistakes you will make.注意点：1、比较的两个

7、对象要一致（人比人，物比物）。e.g.My bag is bigger than her.()My bag is bigger than hers.()2、前后比较的对象性质或形式要相同，或者为避免重复，单数或不可数名词用that 代替，复数名词用those 代替。e.g.In winter,the weather in Hainan is warmer than that/the weather in Beijing.The apples on this tree are redder than those/the apples on that one.Picking apples is m

8、ore interesting than planting trees.It is better to give than to receive.3、more 只能用来构成比较级而不能修饰比较级。e.g.This bike is more newer than that one.()This bike is much newer than that one.()4、两者比较中，特指“较的一个 ”,比较级前面要加 the。e.g.Which is the bigger city,Wuxi or Suzhou?(区别于：Which is bigger,Wuxi or Suzhou?)5、两者比较中

9、，泛指“较 的一个 ”,比较级前 a。e.g.The computer is too expensive.Do you have a cheaper one?三、形容词最高级的用法：1、主+系动+the+最高级（+名词）+in/of/among e.g.Tom is the cleverest of/among all the boys.(Tom 与 boy 同一范畴)Tom is the cleverest in his class.(Tom 与 class不同范畴)2、疑问词+is+the+最高级（+名词），A,B or C?e.g.Which is the tallest boy,Tom

10、,Jim or Andy?3、主+be+one of the+最高级+名词复数“.中最.之一”e.g.Shanghai is one of the biggest cities in our country.4、主+be+the+序数词+最高级+名词单数+范围e.g.The Yellow River is the second longest river in China.注意：1、形容词最高级前若有物主代词，指示代词或名词所有格修饰时不再加the,两个或多个最高级连用，第一个形容词前加“the”e.g.That heaviest box is hers.Lucy is my best fri

11、end.Its Marys happiest day.Please give the heaviest and biggest box to me.2、形容词原级、比较级和最高级之间的转换：名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 3 页 -3（1）原级与比较级之间的转换：not so/as as=less than 不如.怎么样e.g.This coat is not as expensive as that one.=This coat is cheaper than that one.=This coat is less expensive than that one

12、.=That coat is more expensive than this one.（2）比较级与比较级之间的转换：e.g.Han Lei is much taller than Wang Dong.=Wang Dong is much shorter than Han Lei.（3）比较级与最高级之间的转换：the other+复数名词=the others A+be+比较级+than+any other+单数名词+范围（A 在范围内）any of the other+复数名词e.g.Shanghai is the largest city in China.=Shanghai is l

13、arger than the other cities in China.=Shanghai is larger than any other city in China.=Shanghai is larger than any of the other cities in China.(Shanghai在 China范围之内)A+be+比较级+than+any+单数名词+范围（A在范围外）e.g.Shanghai is larger than any city in Jiangsu.(Shanghai 不在 Jiangsu范围之内)特别提醒：enough very quite too so as as.not so/as as 只能修饰原级名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 3 页 -