初中英语形容词和副词的比较级和最高级简洁.pptx

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1、大多数形容词和副词有三个等级：1、原级，即原形。2、比较级，表示“较”或“更一些”。两者比较时用比较级 3、最高级，表示“最”的意思。三者或三者以上的比较用最高级第1页/共24页形容词和副词的原级用法 意思意思 结结 构构表示表示A和和B一样一样 Aas+原级原级+as B表示表示A不如不如BA not as/so+原级原级+as B表示表示A是是B的几的几倍倍A half,twice,three times+as+原原级级+as B第2页/共24页形容词和副词的比较级、最高级.形容词的比较级用法 两种人或事物进行比较时,用“形容词比较级+than”。.形容词最高级的用法 表示三者或三者以上(

2、人或事物)的比较,用最高级。最高级前面一般加定冠词the,后面可带短语来说明比较的范围。第3页/共24页late later-latestearly earlier earliestbigbigger-biggestfluently/difficultmore,most重读闭音节、末尾只有一个重读闭音节、末尾只有一个重读闭音节、末尾只有一个重读闭音节、末尾只有一个辅音字母双写加辅音字母双写加辅音字母双写加辅音字母双写加 er er 或或或或 estest单音节词在词尾比较级单音节词在词尾比较级加加-er或最高级加或最高级加-est以以e结尾的词，只需加结尾的词，只需加r 或或st以辅音字母加以

3、辅音字母加以辅音字母加以辅音字母加 y y 结尾双音节结尾双音节结尾双音节结尾双音节词变词变词变词变 y y 为为为为 i i 加加加加 er er 或或或或 estest部分双音节和多音节词在原部分双音节和多音节词在原部分双音节和多音节词在原部分双音节和多音节词在原级前加级前加级前加级前加 more more 或或或或 mostmost少数以少数以er,ow 结尾的双音结尾的双音节词加节词加-er-esttalltaller-tallest clevercleverer-cleverestcheap,cold,small,warm,young,highfine,nice,safehappy,

4、busy,dirty,easy,lazy,prettyfat,hot,red,thin,wet,sad narrow,yellow quickly,slowly,useful,careful,popular,modern,形容词和副词比较级和最高级构成形容词和副词比较级和最高级构成形容词和副词比较级和最高级构成形容词和副词比较级和最高级构成 (规则变化规则变化规则变化规则变化)第4页/共24页二、不规则形容词的比较级最高级原原 级级比比 较较 级级最最 高高 级级good/wellmany/muchlittleill/bad/badlyfarold注：.older 一般指年龄大小；My fat

5、her is older than my mother elder指长幼关系(一般修饰名词作定语);My elder brother is a driver.farther指距离更远；further指抽像的,程度深的.I want to study English further.bettermorelessworsefarther/furtherolder/elderbestmostleastworstfarthest/further oldest/eldest第5页/共24页不规则变化不规则变化 good/well better-best much/many more-most bad/b

6、adly/ill worse worst little less least far farther/further farthest furthest old older/elder oldest/eldest第6页/共24页1.表示两者之间的选择表示两者之间的选择,可用可用“Which/Who +比较，比较，or?”.2.2.表示两者之间的比较，通常用连词表示两者之间的比较，通常用连词表示两者之间的比较，通常用连词表示两者之间的比较，通常用连词 than than 引导，引导，引导，引导，表示表示表示表示“更更更更一些一些一些一些”3.much/far/a lot,even,still,a

7、 little/a bit 修饰比较级修饰比较级,表示程度表示程度.Who runs faster,he or she?He runs faster than she.He runs much faster than she.第7页/共24页4.“比较级比较级+and+比较级比较级”表示表示“越来越越来越”5.“the+比较级,the+比较级”表示“越,越”6.表示不及另一方时，用表示不及另一方时，用“less+原级原级+than”(双音节和多音节词双音节和多音节词)He becomes healthier and healthier.The more you exercise,the hea

8、lthier you will be.She is less healthy than he.He is healthier than she.Shanghai is becoming more and more modern.第8页/共24页1.比较级比较级+and+比较级比较级 越来越越来越2.the+比较级比较级,the+比较级比较级 越越,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.(你吃得越多,就越胖)5.Alice writes well.Mary writes _ than s

9、he.(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第9页/共24页Pair Work:A:Who/Which is,or?Who writes/speaks/works.?B:B:is/writes/speaks much/a little/eventhan第10页/共24页1.表示三者或三者以上比较表示三者或

10、三者以上比较,可用可用”Which/Who +最高级最高级,or?”表示表示.2.最高级最高级+of/among(同类比较同类比较)in(范围比较范围比较)4.one of+形容词最高级形容词最高级+名词复数表示名词复数表示“最最 之一之一”3.序数词修饰最高级形容词和副词的最高级的用法形容词和副词的最高级的用法Who is the tallest,Tom,Mike,or Jack?Tom is the tallest of the three.Mike is the second tallest student in our class.Jack is one of the tallest

11、students in our class.Tom runs(the)fastest in our class.第11页/共24页2.形容词最高级前面一定要加定冠词形容词最高级前面一定要加定冠词the,副词的副词的最高级前面最高级前面the 可有可无可有可无David jumped farthest in the long jump.Which city do you like best,Beijing,Shanghai or Fuzhou.1.the+最高级+单数名词+in/of短语=比较级+than any other+单数名词+in/ofHe is the tallest student

12、 in the class.=He is _ in the class.taller than any other student3.当最高级前面有物主代词或名词所有格时,不加定冠词 the。Tom is Lucys best friend.第12页/共24页 3.Lin Tao is _ in the class because he never gets to school on time.（最懒的学生之一）（最懒的学生之一）4.Edison was_ in the world.(最伟大的发明家之一）最伟大的发明家之一）one of the laziest studentsone of t

13、he greatest inventors1.The Yangtze River is_ river in the world.(第三长河）第三长河）the third longest2.The Atlantic is _ ocean in the world.(第二大洋）第二大洋）the second biggestExercise:一、翻译句子：一、翻译句子：第13页/共24页二、同义句转换二、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 B

14、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+名词单数名词单数lessexpensivecheaperthanasexpensiveas第14页/共24页 1.Hainan is a very large Island.It is the second _ island in c

15、hina.(large)2.Our teacher is as _ as before.(Our teacher is as _ as before.(busy).).3.He is _ among us.(3.He is _ among us.(careful)4.Li Lei jumped far _ than Jim.(far)4.Li Lei jumped far _ than Jim.(far)5.The busier he is,the _ he feels.(5.The busier he is,the _ he feels.(happy)6.I think Yao Ming i

16、s one of _ basketball players in NBA.(hot)busythe most carefulfartherhappierlargestthe hottest三、完成句子三、完成句子第15页/共24页第16页/共24页1.The more you smile,the you will feel.A.happy B.happier C.happily D.more happily2.Listening is just as as speaking in language learning.A.important B.more important C.most imp

17、ortant D.the most important3.I think real cards are than e-cards.A.nice B.nicer C.nicest D.the nicest4.Who is running star in your college?I think Philip is.A.famous B.more famous C.the most famous D.less famousBABC第17页/共24页5.Learning will become much _ if you find the proper way.A.more easier B.eas

18、iest C.easy D.easier6.The seats in the middle of the cinema are _ of all.A.better B.good C.the bestDC第18页/共24页7.Either of them can take this job,but I wonder who does everything _.A.the most carefully B.more carefulC.most carefully D.more carefully8.Of all the teams in NBA,I think the Los Angeles La

19、kers played _ this year.A.most successfully B.the more successfullyC.very successfully D.much more successfully9.Which do you like _,summer or winter?I prefer summer.A.good B.well C.better D.bestDAC第19页/共24页10.Of the two coats,shed like to choose the _ one to save money for a book.A.cheapest B.cheap

20、er C.more expensive D.most expensive11.When spring comes,days are getting _.A.long B.the longest C.more longer D.longer and longer12.Jay Chou is one of _ singers in Taiwan.A.popular B.more popular C.the most popular D.most popularBDC第20页/共24页第21页/共24页Homework:To write a composition about restaurants by using comparative and superlative degrees of adjectives and adverbs.第22页/共24页第23页/共24页谢谢您的观看！第24页/共24页