形容词和副词的比较级与最高级课件

1、 形容词和副词的 比较级 Unit 3形容词：是修饰名词（人或事物），表示名 词的性质，特征或属性一种词类。 它在句中作定语、表语和宾语补足语。副词：用来修饰动词、形容词及其他副词 的词叫副词。副词在句中多作状语. 一、形容词和副词的概念形容词作定语一般放在被修饰的名词之前。 如: a new book, two big trees, a lucky boy等。二、形容词和副词的用法形容词放在系动词be 、look、 get、keep、turn、feel、become、seem、 taste、 smell 、sound等之后。如:1.I am short and heavy. 2.She lo

2、oks fine. 3.The trees turn green. 4. He feels happy. 5.That sounds interesting. 6.I feel well. (adj.)如果形容词修饰不定代词something, anything, everything, nothing等时，要放在不定代词后面。如: something special nothing new somewhere interesting something else副词放在所修饰的动词之后、形容词和副 词之前。如果前面是行为动词，则后面用副词。如: 1.She works hard .（修饰动词

3、） 2.I am very busy.（修饰形容词） 3.He runs too quickly .（修饰副词） 4.We play happily. （修饰动词） 5. I like math very much. （修饰动词）通常在形容词后加-ly变成副词。slow _ real _usual _ careful_easy _ happy _heavy _ angry _lucky _ safe _ terrible_ true _slowlyusuallyeasilyheavilyreallycarefullyhappilyangrilyluckilysafelyterriblytrul

4、y下列词既是形容词又是副词如: hard, late, early, far, near, alone, straight, fast等 He works hard.(副词，努力地） Its hard work. (形容词，难的)She is alone at home, but never feel lonely.She lives alone in Shanghai. (adv.)They stood there straight. (adv.)She has straight, black hair. (adj.)He is so early every day. (adj.)He ge

5、ts up early every day. (adv.)fastLook at the pictures and understand 看图并理解fastfasterLook at the pictures and understand 看图并理解三、形容词和副词的级形容词和副词有三个等级： 原级、比较级、最高级1.原级：即形容词和副词的原形。 small, good, pretty, big, many hard, happily, slowly, quickly 程度副词very,too,so,quite等修饰形容词和副词的原级。 如：very tall、 too hot、 so col

6、d quite interesting run quickly 1.形容词和副词的原级：表示两者（A与B）在某一方面相同时用句型： A + 谓语 + as + 形容词或副词的原形 + as+ B. eg: Tom 和 Sam 一样高。 Tom is as tall as Sam. Tom 和 Sam 跑得一样快。 Tom runs as fast as Sam. 英语和数学一样重要。 English is as important as math. Lucy 和Lily 学习一样好。 Lucy studies as well as Lily.2. 两者（A与B）在某一方面A不如B时用句型： A

7、 + 谓语+ not as / so + 形容词或副词的原形 + as+ B. eg: Tom 不如 Sam 高。 Tom is not as / so tall as Sam. Tom 不如 Sam 跑得快。 Tom doesnt run as / so fast as Sam. 英语不如数学重要。 English is not as / so important as math. Lucy 不如Lily 学习好。 Lucy doesnt study as / so well as Lily.2.比较级：两个人或物之间的比较。表示“较”或“更一些”(1)标志词：than (比） (2)能修饰

8、比较级的副词及短语：much(的多)、 a lot(的多)even(更)、still（更）、a bit/little(一点儿)、far (的多)三、比较级,最高级规则变化：1、一般直接在词尾加er; esttalltaller-tallestlightlighter-lightest2、以字母e结尾的直接加r; stnicenicernicestfinefinerfinest 3、以辅音字母加y结尾的形容词，要变y为I再加er; estheavyheavierheaviest busybusier-busiest 5、多音节形容词或部分双音节形容词变比较级在前面加more,最高级在前加most

9、 beautifulmore beautifulmost beautiful importantmore importantmost important4、以重读闭音节结尾且末尾只有一个辅音字母的形容词，要双写末尾的辅音字母再加er; estthinthinnerthinnesthothotterhottest 双写的词：一个大热天，一个胖子和一个瘦子穿着红衣服，汗湿了，很伤心。 big hot fat thin red wet sad四、不规则形容词的比较级最高级原 级比 较 级最 高 级good / wellmany / muchlittleill / bad / badlyfaroldo

10、ldest/eldestbettermorelessworsefarther/furtherolder/elderbestmostleastworstfarthest/furthest2.old 有两种比较级和最高级形式:older/oldest 和elder/eldest。 elder，eldest 只用于兄弟姐妹的长幼关系。3.far 有两种比较级，farther，further. 两者都可指距离。在美语中，father 表示距离，further表示进一步。写出下列形容词的比较级和最高级（1）ill/bad /badly （2） busy （3）big （4） rude （5）hot （6

11、） easy（7）little（8） fast（9）hard（10） many /much（11）happy （12）far（13） careful （14）good/well （15） difficult （16）small （17）quiet （18） old（1）ill/bad/badly worse, worst （2）busy busier, busiest（3）big bigger, biggest（4） rude ruder, rudest （5）hot hotter, hottest（6）easy easier, easiest（7）little less, least（8）f

12、ast faster, fastest（9）hard harder, hardest（10）many /much more, most（11）happy happier, happiest （12）far farther/further, farthest /furthest （13）careful more careful, most careful（14）good/well better, best （15）difficult more difficult, most difficult（16）small smaller, smallest （17）quiet quieter, quiet

13、est（18）old older/elder, oldest/eldestbigbiggerLook at the pictures and understand 看图并理解Look at the pictures and understand 看图并理解bigbiggerbiggest1. Jordan is tall. 2. Yao Ming is taller than him.更 高A+be+比较级+than +BO is _ than IfatterThis example is more interesting than that one.O比I 胖些五、形容词比较级的用法形容词比

14、较级的用法基本句型：主语+be（is、am、are）+形容词的比较级+than+比较对象。注意：than后接人称代词可以是主格或宾格。、than前后的比较对象必须是同一范畴，即同类事物之间的比较。The red box is big. The green box is small. The red box is bigger than the green box. The green box is smaller than the red box.The purple ruler is long. The blue ruler is short. The purple ruler is lon

15、ger than the blue ruler. The blue ruler is shorter than the purple ruler.Lin Xinru is thin.Liu Yifei is thinner. Liu Yifei is thinner than Lin Xinru.45kg48kgLi Yong is more outgoing than Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.TinaTaraWhich runs faster, the dog or the sheep?The do

16、g runs faster than the sheep.The sheep runs fast.Sam _the drums _ Tom.Tina _ _ loudly _ Tara.SamTomplays better thansings more thanA +动词+副词比较级 +than +B 5、形容词比较级的用法:（1）两者（A与B）进行比较，“A比B较/更”。 A + 谓语 + 形容词或副词的比较级 + than + B. eg: Tom 比 Sam 高。 Tom is taller than Sam. Tom 比 Sam 跑得快。 Tom runs faster than Sa

17、m. 英语比数学重要。 English is more important than math. Lucy 比Lily 学习好。 Lucy studies better than Lily.（2）两者（A与B）进行比较，“A比B大/长/高” A+谓语+数量词+形容词或副词的比较级+than+ B eg: Tom比Sam大两岁。 Tom is two years older than Sam. （3）两者（A与B）进行比较，“哪一个更/较” Which/Who 谓语 + 比较级, A or B ? eg:数学和英语哪一科较简单？ Which is easier, math or English?

18、 Tom和Sam谁跑得更快？ Who runs faster, Tom or Sam? 4、Which/Who is + 比较级, A or B ? Eg: Which is easier, math or English?5、 is the +比较级 + of the two. 两者中比较的一个 Eg：Tom is the taller of the two boys. 汤姆是这两个男孩中最高的 .6. “比较级+and+比较级”表示“越来越”7. “the+比较级 , the + 比较级”表示“ 越, 越 ” 8. 表示不及另一方时，用“less+原级+than” (双音节和多音节词)He

19、 becomes healthier and healthier.The more you exercise, the healthier you will be.She is less healthy than he.He is healthier than she.Shanghai is becoming more and more modern.1.比较级 + and +比较级 越来越2.the+比较级 , the + 比较级 越, 越 3._you are, _mistakes you will make. (你越仔细，做错的题目就越少） 4. _you eat, _youll be.

20、(你吃得越多,就越胖)5. Alice writes well. Mary writes _ than she. (甚至更好）The more carefulthe fewerThe morethe fatter1.The girl becomes _. (越来越漂亮）more and more beautiful2. The weather is getting _. (越来越槽糕）worse and worseeven / still better. （9）用形容词的比较级来表达最高级的概念： A+谓语+比较级+than any (other) +可数名词单数+范围。 “A是中最的”或“A

21、比(其他)任何都” 注：当A在范围内比较时，必须加other; 当 A不在范围内比较时，去掉other. eg：上海比中国其他的任何一个城市都大 Shanghai is bigger than any other city in China. 上海比日本的任何一个城市都大 Shanghai is bigger than any city in Japan. 。 Have a try，please。1.Which do you like _(well),apples or oranges?2.Who is _(old),Jim or Tom ?3.Jack is running _ and _(

22、fast) .4.Our country is becoming _and _ (beautiful). 5.He is _(tall) of the the two boys. betterolderfasterfastermore more beatifulthe taller4.Find out the mistakes in the sentences below.All of us felt happily at her birthday party. I am more older than Harry.3. Her coat is newer than you.4. The we

23、ather in Beijing is colder than in Xiamen.(同类比单数用that、复数用those）5. Sue is one of the tall girls in her class. happymuchyours. that tallest Follow ups(随堂练习)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 _

24、 than any other river in China. A. shorter B. longer C. shortest D. longest3、Bob never does 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. A. The more busy, the more happy B. The busy, the happy C. Busier, hap

25、pier D.The busier, the happier5、The weather is getting w_ a_ w_ .(越来越糟糕)CBBD Dorse nd orse 1. Your room is very _. Its much _ than mine. Its _ of all.（big） 2. This coat is too _. （expensive）I dont have enough money to buy it. I can buy a _ （cheap） one than it. Sorry, this one is _ （cheap） one in the

26、 store. 3.Which is _ (big) ,the sun, the moon or the earth?用所给词的正确形式填空 最高级1）形容词最高级： 用于三者或三者以上的人或事物相比较。2）标志词：表比较范围时用in/of3) 形容词最高级前须加the.当最高级前面有物主代词或名词所有格时,不加定冠词 the。Zen Zhiwei is short .Tom is shorter than Zen Zhiwei .Xiao xin is the shortest of them .Liu Yifei is thin.Xiaoming is thinner than Liu Y

27、ifei .Mike is the thinnest of all形容词最高级的用法1、the+最高级+ of/in (三者及以上范围的) My mother is the busiest in my family2、one of the + 最高级 + 名词复数 + in/ofShenzhen is one of the biggest cities in China3、the + 序数词 + 最高级 + 名词 + in/ofThe Yellow River is the second longest river in China4、Which/Who is the + 最高级,A ,B o

28、r C ? Which is the biggest , the moon, the earth or the sun ?5、This is the + 最高级 + 名词 (that) I have ever seen/listened.This is the most beautiful city that I have ever visited. 3. Lin Tao is _ in the class because he never gets to school on time. （最懒的学生之一）4. Edison was_ in the world. (最伟大的发明家之一）one

29、of the laziest studentsone of the greatest inventorsThe Yangtze River is_ river in the world. (第三长河）the third longest2. The Atlantic is _ ocean in the world. ( 第二大洋）the second biggestExercise:一、翻译句子：二、同义句转换 1. Flat A is more expensive than Flat B Flat B is _ _ than Flat A. Flat B is _ _ Flat A. Flat

30、 B is not _ _ _ Flat A.2. I prefer maths to English. I like maths _ English.better than3.He is the tallest student in the class. He is _ in the class.taller than any other studentany other +名词单数lessexpensivecheaperthanasexpensiveas 1.Hainan is a very large Island .It is the second _ island in china.

31、 (large)2.Our teacher is as _ as before.(busy).3.He is _ among us. (careful)4.Li Lei jumped far _ than Jim.(far)5.The busier he is, the _ he feels.(happy)6.I think Yao Ming is one of _ basketball players in NBA. (hot)busythe most carefulfartherhappierlargestthe hottest三、完成句子1. Paul is very _ . He is

32、 _ than his brother . A. heavy - heavierB. heavy - heavy C. heavier - heavier D. heavy-heavyer2. It has the _ clothing store in the town. A. goodest B. gooddest C. best D. better3. This ruler is _ than that one. A. long B. longer C. the longest D. longest4. This book is _ of all. A. cheapest B. cheap D. cheaper D. the cheapest5. He is much _ than his brother. A. taller B. tall C. the tallest D. tallest6. Li Lei is _ older than Lucy. A. quite B. very C. much D. more一. Choose the best answer.7. This is one of _ films of this year. A. more exciting B. exciting C. the most exciti