形容詞比較級(jí)和最高級(jí)的詳細(xì)講解(共3頁)

1、精選優(yōu)質(zhì)文檔-傾情為你奉上8A Unit1 Grammar一、形容詞比較級(jí)和最高級(jí)的構(gòu)成原則： 1、大多數(shù)詞后加er或est 2、以字母e結(jié)尾的詞后加r或st 如：fine nice large cute late 3、以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié)詞，雙寫最后一個(gè)輔音字母再加er或est 如：big slim wet red fat hot thin sad 4、以輔音字母加y結(jié)尾的詞，去掉y，再加er或est 如： easy pretty happy busy healthy lazy heavy funny early tidy thirsty 5、以-ous/-ful/-less/-i

2、ng/-ed/-ly等結(jié)尾的多音節(jié)詞和雙音節(jié)詞加more 或most 如： famous generous humorous dangerousbeautiful careful helpful usefulcareless helpless hopeless useless interesting exciting amazing boring tiringinterested excited amazed bored tiredquickly carefully healthily luckily 注意：部分前面加more或most的雙音節(jié)詞有：patient honest special

3、 often 部分既可以加er/est 也可以加 more/most的雙音節(jié)詞有：clever polite simple stupid 6、一些不規(guī)則變化的單詞： 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、形容詞比較級(jí)的用法： 1、A +動(dòng)詞+比較級(jí)+than B e.g. The picture is more beauti

4、ful than that one. 2、疑問詞+動(dòng)詞+比較級(jí)，A or B？ e.g. Which（city）is bigger，Wuxi or Suzhou? 3、the+比較級(jí)+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+比較級(jí) e.g. even worse, much more important (much ol

5、der), no more (notany more) This story is far more interested than that one. Im too tired. I cant walk any farther. 5、時(shí)間，倍數(shù)或年齡+比較級(jí) 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 m

6、inutes earlier/later than Tom (did). 6、“比較級(jí)+and+比較級(jí)”表示“越來越” e.g. He is getting fatter and fatter. Our country is becoming more and more beautiful.7、“the+比較級(jí)（主語+謂語），the +比較級(jí)（主語+謂語）”表示“越(就)越” e.g. The sooner, the better. The more careful you are, the fewer mistakes you will make.注意點(diǎn)：1、比較的兩個(gè)對(duì)象要一致（人比人，物

7、比物）。e.g. My bag is bigger than her. ()My bag is bigger than hers. ()2、前后比較的對(duì)象性質(zhì)或形式要相同，或者為避免重復(fù)，單數(shù)或不可數(shù)名詞用that 代替，復(fù)數(shù)名詞用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 more int

8、eresting than planting trees.It is better to give than to receive.3、more只能用來構(gòu)成比較級(jí)而不能修飾比較級(jí)。e.g. This bike is more newer than that one. () This bike is much newer than that one. ( )4、兩者比較中，特指“較 的一個(gè)”, 比較級(jí)前面要加the。e.g. Which is the bigger city, Wuxi or Suzhou? (區(qū)別于：Which is bigger, Wuxi or Suzhou?)5、兩者比較

9、中，泛指“較的一個(gè)”, 比較級(jí)前a。 e.g. The computer is too expensive. Do you have a cheaper one?三、形容詞最高級(jí)的用法：1、 主+系動(dòng)+the +最高級(jí)（+名詞）+in / of / among e.g. Tom is the cleverest of / among all the boys. (Tom 與boy同一范疇) Tom is the cleverest in his class. (Tom 與class不同范疇)2、疑問詞+is +the +最高級(jí) （+名詞），A, B or C? e.g. Which is th

10、e tallest boy, Tom, Jim or Andy?3、主+be +one of the +最高級(jí)+名詞復(fù)數(shù) “.中最.之一” e.g. Shanghai is one of the biggest cities in our country.4、主+be + the +序數(shù)詞+最高級(jí)+名詞單數(shù)+范圍 e.g. The Yellow River is the second longest river in China. 注意：1、形容詞最高級(jí)前若有物主代詞，指示代詞或名詞所有格修飾時(shí)不再加the,兩個(gè) 或多個(gè)最高級(jí)連用，第一個(gè)形容詞前加“the” e.g. That heavies

11、t box is hers. Lucy is my best friend. It's Mary's happiest day. Please give the heaviest and biggest box to me.2、形容詞原級(jí)、比較級(jí)和最高級(jí)之間的轉(zhuǎn)換：（1）原級(jí)與比較級(jí)之間的轉(zhuǎn)換：not so/asas = lessthan不如.怎么樣 e.g. This coat is not as expensive as that one. =This coat is cheaper than that one. =This coat is less expensive t

12、han that one. =That coat is more expensive than this one.（2）比較級(jí)與比較級(jí)之間的轉(zhuǎn)換： e.g. Han Lei is much taller than Wang Dong. =Wang Dong is much shorter than Han Lei.（3）比較級(jí)與最高級(jí)之間的轉(zhuǎn)換： the other+復(fù)數(shù)名詞= the others A + be+比較級(jí)+ than + any other +單數(shù)名詞 +范圍（A在范圍內(nèi)） any of the other + 復(fù)數(shù)名詞 e.g. Shanghai is the largest city in China. = Shanghai is larger 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