初中英語形容詞比較級講解(含具體練習(xí))

1、備課人：備課人：杜波杜波1.Actions speak louder than words.事實勝于雄辯。2.It is easier said than done.說來容易做來難。 形容詞：是修飾名詞（人或事物），表示名形容詞：是修飾名詞（人或事物），表示名 詞的性質(zhì)，特征或?qū)傩砸环N詞類。詞的性質(zhì)，特征或?qū)傩砸环N詞類。 它在句中作定語、表語和賓語補(bǔ)足語。它在句中作定語、表語和賓語補(bǔ)足語。一、形容詞的概念一、形容詞的概念閣下莫非就是當(dāng)年華山論劍武工獨(dú)步天下罕有閣下莫非就是當(dāng)年華山論劍武工獨(dú)步天下罕有其匹號稱一朵梨花壓海棠的少林寺智障大師收其匹號稱一朵梨花壓海棠的少林寺智障大師收養(yǎng)的小沙彌低能的

2、愛犬旺財踩扁的蟑螂小強(qiáng)曾養(yǎng)的小沙彌低能的愛犬旺財踩扁的蟑螂小強(qiáng)曾滾過的一個糞球？滾過的一個糞球？形容詞作定語一般放在被修飾形容詞作定語一般放在被修飾 的的名詞之前。名詞之前。 如如: a new book, two big trees 等等。二、形容詞的用法二、形容詞的用法形容詞放在系動詞形容詞放在系動詞be 、look、 smell、feel、 sound、taste、get、keep、turn、become、seem、 grow、等、等之后。之后。如如:1.I am short. 2.She looks fine. 3.you shoud keep healthy如果如果形容詞形容詞修飾不

3、定代詞修飾不定代詞something, anything, everything, nothing等時，等時，要放在不定代要放在不定代詞后面。詞后面。如如:something interesting nothing new4. 如果形容詞修飾enough時， 形容詞要放在enough之前、如：old enough 三、形容詞的級三、形容詞的級形容詞有三個等級：形容詞有三個等級：（俗話說：人有三急）（俗話說：人有三急） 原級、比較級、最高級原級、比較級、最高級1.原級：即形容詞的原形。原級：即形容詞的原形。 small, good, pretty, big, many 程度副詞程度副詞very,

4、too,so,quite等修飾形容等修飾形容詞的原級。詞的原級。too.to , so.that adj.+enough to do 如：如：very tall、 too hot、 so cold quite interesting asas ,(與與一樣）一樣） not as（so)as （與（與不一樣）中間用原級。不一樣）中間用原級。The story is as interesting as that one.The question is not as / so difficult as that one.bigbiggerLook at the pictures and Look a

5、t the pictures and understand understand 看圖并理解英語形容詞的比較級定義. 英語句子中，將比較兩個主體的方法叫”比較句型”。. 其中，像“A比B更”的表達(dá)方式稱為比較級。 比較級的構(gòu)成方式:1.單音節(jié)詞的比較級多數(shù)在原形后加-er以“輔元輔”結(jié)構(gòu)結(jié)尾，雙寫末尾字母加-er,eg. red redder以不發(fā)音的e結(jié)尾只加-r, eg. fine finer Remember2.多音節(jié)詞在原形前加moreeg.原級比較級beautifulmore beautiful popularmore popular3.以輔音字母加y結(jié)尾的非多音節(jié)詞，變y為i加-e

6、reg. lovely（可愛的） lovelier 3. 比較級不規(guī)則變化如下:原級比較級good, wellbetterbad, illworsemany/muchmorelittlelessfarfarther/further 考點(diǎn)1“A + be +形容詞比較級 + than + B”，意思為“A比B 更”。 例如： This tree is taller than that one. The weather in Beijing is hotter than that in Heilongjiang. Abe_比較級比較級+thanB(2011年中考真題年中考真題)Nancy and

7、Lucy are twins. In some way they look the same, but Nancy is _ than Lucy.A. tall B. taller C. tallest (2002年中考真題年中考真題)The population of China is _ than any other country in the world.A. larger B. less C. smaller D. bigger 比較級必須在同類中進(jìn)行，即人與人比，物比較級必須在同類中進(jìn)行，即人與人比，物與物比，而且比較結(jié)構(gòu)前后的詞語要對稱，特別與物比，而且比較結(jié)構(gòu)前后的詞語要對稱，

8、特別注意在注意在than之后不要漏掉可能出現(xiàn)的替代詞之后不要漏掉可能出現(xiàn)的替代詞 that ，those.The weather in Shanghai is better than that in ChongqingThe texts in Book3 are much easier than those in Book 4注意。 如果主語是物主代詞如果主語是物主代詞+名詞，那么名詞，那么后面要用名詞性物主代詞后面要用名詞性物主代詞 His shirt is more expensive than mine.在比較級前可使用much，a lot， far （更加，的多），even（更，更加）

9、， a little（有點(diǎn)）修飾,使原來的比較級在語意上更加明確。但very, quite不能修飾比較級。 Chickens are much smaller than cows. 雞要比奶牛小得多雞要比奶牛小得多 This movie is a little more interesting than that one. 這部電影比那部更有趣一些這部電影比那部更有趣一些 This will make our job even more difficult 這會使我們的工作變得更困難這會使我們的工作變得更困難Chickens are more smaller than cows.考點(diǎn)2“比較級

10、 + and + 比較級”或“more and more +原級”，表示“越來越” 。例如：It becomes warmer and warmer when spring comes. 春天來了，天氣變得越來越暖和了。 It is getting cooler and cooler.天氣越來越?jīng)鏊?Our school is becoming more and more beautiful. 我們的學(xué)校變得越來越美麗 ?？键c(diǎn)3在含有or的選擇疑問句中，如果有兩者供選擇，前面的形容詞要用比較級形式。 例如：Who is taller, Tim or Tom? Tim還是Tom, 誰更高? W

11、hich one is _ , this one or that one? A. good B. bad C. bestD. worse考點(diǎn)4. “the +比較級, the+比較級”, 表示“越越”。 例如：The more we get, the happier we feel. The sooner，the better. The _, the better. A. much B. many C. more D. most 考點(diǎn)5. 表示兩者中“較.”時，用“the+形容詞比較級+of短語”來表達(dá)。He is the taller of the two.考點(diǎn)6. 當(dāng)某一事物與其他事物作比

12、較時，被比較事物中不能包括本身。He is taller than any other student in his class.他比班上其他同學(xué)都高他比班上其他同學(xué)都高Shanghai is larger than any other city in ChinaShanghai is larger than any city in ChongqingShanghai is larger than any city in China(錯)Look at the pictures and Look at the pictures and understand understand 看圖并理解bi

13、gbiggerbiggest3.最高級：三個或三個以上的人或物之間最高級：三個或三個以上的人或物之間 的比較。的比較。 標(biāo)志詞：標(biāo)志詞：in+大范圍大范圍, of all, of +the+具體的數(shù)字具體的數(shù)字 The rabbit is the smallest of them.兔子是它們中最小的兔子是它們中最小的 The Great Wall of China is one of the greatest wonders in the world.中國長城是世界上最偉大的奇觀之一中國長城是世界上最偉大的奇觀之一I think roses are the most beautiful of

14、all the flowers我認(rèn)為玫瑰花在所有的花中是最漂亮的我認(rèn)為玫瑰花在所有的花中是最漂亮的單音節(jié)詞通常是單音節(jié)詞通常是-est結(jié)尾；多音節(jié)或部分雙音節(jié)詞通常在結(jié)尾；多音節(jié)或部分雙音節(jié)詞通常在之前加之前加most. 在形容詞的最高級前必須加在形容詞的最高級前必須加the;如如 ：smallest, tallest, newest, most interesting, 考點(diǎn)7. 比較級與最高級的結(jié)構(gòu)可以轉(zhuǎn)換，意思不變。The Changjiang River is the longest river in China.長江是中國最長的河流。The Changjiang River is l

15、onger than the other rivers in China.在中國，長江比其他河流都長。The Changjiang River is longer than any other river in China.在中國，長江比其他任何河流都長。1.The city is one of the most beautiful cities in the world.one of+ the+最高級最高級+復(fù)數(shù)名詞復(fù)數(shù)名詞 Which/Who+ 比較級，比較級，A or B? Which/Who+ 最高級，最高級，A ，B or C?2.Who is older, Jim or Tom ?

16、 Who is the tallest, Jim , Mike or Tom Which language is _ , English, French or Chinese?A. difficult B. more difficult C. the most difficultC7. Mary is the tallest of all the sisters in the family .在使用形容詞最高級時，一定要把自己包括在使用形容詞最高級時，一定要把自己包括 在比較的范圍內(nèi)。在比較的范圍內(nèi)。8.This is the third largest city in China . 當(dāng)表示

17、當(dāng)表示“第二，第三第二，第三”等意思時，經(jīng)常在最高等意思時，經(jīng)常在最高級的前面加級的前面加second, third,等詞。等詞。 9.Its our largest machine in our factory. 當(dāng)最高級前有物主代詞修飾時，其前不加當(dāng)最高級前有物主代詞修飾時，其前不加定冠詞定冠詞the. 練習(xí)：用所給形容詞的適當(dāng)形式填空。Her hair is _ (long) than mine.Who is _ (short), Tom or Jack?Lily is _ (quiet) than her sister.Tina, please come to school a lit

18、tle _ (early) next time.The _ (hard) you study, the _ (good) grades youll get.It becomes _ and _ (hot) when summer comes.longershorterquieterearlierharderbetterhotterhotter練習(xí)：單項選擇。1. This one is too large. Can you show me a _one? A. larger B. large C. small D. smaller 2. Do you think March is _ than

19、 January? Yes, its _ warmer. A. better, a little B. well, much C. worse, very D. nicer, quite 3. Her bag is newer than _. A. mine B. my C. me D. I4. The weather in North China is colder than _ in South China. A. B. this C. the one D. that 5. Which one is _, this one or that one? A. good B. bad C. be

20、st D. better 6. I think your room is _ bigger. A. a lot B. a lot of C. lots of D. moreFollow ups(隨堂練習(xí))1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. father C. farthest D. farest2、The Changjiang River is _ than any other river in China. A. shorter B. longer C. shortest D. longest3、Bob never dose his homework _ Mary. He makes lots of mistakes. A. so careful B. as carefully as C. carefully as D. as careful as4、_ she is, _ she feels.