外研版八年级比较级的复习-演示文稿公开课课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,形容词和副词的比较级和最高级,Comparative adjectives,Comparative adverbs,Superlative adjectives and adverbs,To improve your Competitive power,big,Look at the pictures and understand,看图并理解,big,bigger,Look at the pictures and understand,看图并理解,Look at the pictures and understand,看图并理解,big,bigger,biggest,Run fast,Look at the pictures and understand,看图并理解,形容词和副词的用法,1 修饰名词做定语,a red apple a new dress two big trees,a experienced teacher,2放在be(am is are was were)动词后面做表语,She is new here.I am young.,She looks fine.,They turn green.,形容词：,形容词和副词的用法,副词的用法,修饰动词，形容词和副词本省。修饰动词放在动词的后面。,副词在句中多作状语,She runs quickly.,I play the piano very well.,He do his homework carefully.,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,interesting,nothing,new,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）,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）,形容词,副词,一级,二级,三级,形/副本身,very/quite/,So/many,Pretty/rather,too,肯As.a,Not.so/as.,单音节,的比较级,（四原则）,er,多音节,比较及,more,单音节,最高级,(四原则),est,多音节,最高级,The most,比较级,最高级,副词 most+,原级,修饰比较级的词a little/a bit/a lot/even/still/much/far/by far,序数词 much by far nearly almost,三个或三个以上的人或物之间 的比较。,标志词：in+大范围,of all,of+the+具体的数字,构 成 方 法,原 级,比 较 级,最 高 级,单音节词和少数多音节词,一般在词尾加-er/,/或-est/ist/,cold,colder,coldest,fast,faster,fastest,以字母e结尾的形容词，加-r或-st,nice,nicer,nicest,large,larger,largest,重读闭音节词只有一个辅音字母时，应先双写辅音字母；再加-es或-est,big,bigger,biggest,hot,hotter,hottest,以“辅音字母+y”结尾的双音节词，先改“+,y”,结尾的双音节词，先改“,y”为“i”,再加-er或-est,easy,easier,easiest,early,earlier,earliest,多音节词和部分双音节词,在词前加more或most,tired,more tired,most tired,easily,more easily,most easily,Irregular comparatives and adverbs,good ,bad ,many ,little ,well ,badly ,much,far ,better,best,worse,worst,more,most,less,least,better,best,farther,farthest,worse,worst,more,most,important,_ _,easy_ _,wet_ _,happy_ _,careful _ _,thin _ _,good_ _,hot _ _,easily _ _,many_ _,nice _ _,big _ _,heavy_ _,delicious_ _,much_ _,给出下列词的比较级和最高级,more important,most important,easier,easiest,wetter,wettest,happier,happiest,more careful,most careful,thinnerthinnest,better,best,hotter,hottest,more easily,most easily,more,most,nicer,nicest,bigger,biggest,heavier,heaviest,more delicious,most delicious,more,most,通常在形容词后加,-ly,变成副词。,slow _ real _,usual _ careful_,easy _ happy _,heavy _ angry _,slow,ly,usual,ly,eas,ily,heav,ily,real,ly,careful,ly,happ,ily,angr,ily,某些形容词可以转化成副词,1.,asas,(与一样）not as（so)as,（与不一样）中间用原级。,The story is,as,interesting,as,that one.,The question is,not as/so,difficult,as,that one.,2.比较级：两个人或物之间的比较。,表示“较”或“更一些”。,标志词：,than,(比）,单音节词通常是,-er,结尾；多音节或部分双音节词通常在之前加,more.,如:small,er,better,tall,er,old,er,more,hard,er,more,interesting,morequickly,3.最高级：三个或三个以上的人或物之间 的比较。,标志词：,in+大范围,of all,of+the+具体的数字,表示“最”的意思,单音节词通常是,-est,结尾；多音节或部分双音节词通常在之前加,most.,在形容词的最高级前必须加,the,;副词之前可以不加。如,：,small,est,tall,est,new,est,best,most,interesting,most,difficultly,More examples:,1.Mary is,cleverer,than,her little sister,.,2.The new building is,higher,than,the old one,.,3.His shirt is,more expensive,than,mine.,4.Kate is,more beautiful,than,Lily is.,5.She is,five years older,than,I am.,6.He is,2 centimeters taller,than,her.,7.This ruler is,20 centimeters longer,than,that one.,比较级的用法：,than,1.汤姆比杰克高.,2.这只箱子要比那只箱子大.,3.那些苹果比这些大.,4.第一个问题很容易,但第二个更容易,.,Tom is taller than Jack.,This box,is bigger than that,one,.,Those apples,are bigger than these,ones,.,The first question is very easy,but the second,one,is easier.,(2)数量的比较,1.我的笔比你的多.,2.我喝的茶比他多.,3.他吃的饭比我少.,4.一班的学生比二班多.,I have,more,pens than you(do).,I drink,more,tea than he(does).,He has,less,rice than I(do).,There are,more,students,in Class 1,than,in Class 2,.,More examples:,1.He is,the youngest,of all,the children.,2.This book is,the most interesting,of all,books.,3.America is,the most developed country,in,the world.,4.The Changjiang River is,the longest river,in,China.,5.He is one of,the greatest scientists,in,China.,6.The city is one of,the most beautiful cities,in,the world.,7.Lucy is one of,the tallest girls,in,her class.,8.Give my,best,wishes to you.,9.He is my,best,friend.,形容词最高级的用法(in;of),那个短发的女孩是我们班最高的.,今天是一年中最热的一天.,他的房间是三个中最干净的一个.,上海是中国最大的城市.,The girl with red hair is,the,tallest,in,our class.,Today is,the,hottest day,of,the year.,His room is,the,cleanest,of,the three.,Shanghai is,the,largest,in,China.,7.形容词的比较级+,and,+形容词的比较级（前后形容词是同一个）,越来越,She is becoming,thinner and thinner,.,Our country is becoming,richer and richer,.,There are,more and more,students in our school.,Living in the world is becoming,more and more difficult,.,8、the+形容词的比较级+the+形容词的比较级,表示“越，就越”,The more,you eat,the fatter,you will be.,The harder,you study,the more,you will get.,The smaller,the house is,the less,it will cost.,The sooner,the better.,9、the+形容词比较级+of 短语,两者中比较的一个,She is,the prettier of,the two girls.,The bike is,the older of,the two.,His is,the taller of,the two.,This one is,the more beautiful of,the the two picture.,10.表示“是的几倍”，用“,倍数+as+原级+as,”结构，或者“,倍数+比较级+than,”结构。,eg:,This classroom is three times as big as that one.,This classroom is twice bigger than that one.,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.farest,2、The Changjiang River is,_,than any other river in China.,A.shorter B.longer C.shortest D.longest,3、Bob never dose his homework,_,Mary.He makes lots of mistakes.,A.so careful B.as ca,r,efully as,C.carefully as D.as careful as,4、_ she is,_ she feels.,A.The more busy,the more happy B.The busy,the happy,C.Busier,happier D.The busier,the happier,5、The weather is getting w_ a_ w_,.(,越来越糟糕,),C,B,D D,orst nd orst,。,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 _(fast).,4.Our country is becoming _and,_(beautiful).,5.He is _(tall)of the the two boys.,better,older,faster,faster,more,more beatiful,the taller,4.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 weather in Beijing is colder than in Xiamen.,5.Sue is one of the tall girls in her class.,happy,much,yours,.,that,tallest,