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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,*,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,*,8A Unit 1 Friends Grammar,Preview,1.,Read the words.,n.,h,ei,ght,hait,高度,in tall/high,w,ei,ght,weit,重量,the of,c,o,mp,e,t,i,t,i,on,，,kmpitin,比赛竞争,t,e,st test,测试,sw,i,mm,e,r,swim,游泳者,adj.,bad-worse-worst,abbr.,sec(=second),We put an adjective,a noun,or,be(,linking v),.,Make the rule,before,after,Jim-,young,Kate-,younger,Baby-,youngest,youngyoungeryoungest,nicenice,r,nice,st,happy-happ,ier,-happ,iest,big-big,ger,-big,gest,￥150,000,￥,150,000,000,￥,20,000,expensive,more,expensive,the most,expensive,much-,more,-,most,原级,比较级,最高级,small,small,er,small,est,thick,thick,er,thick,est,long,long,er,long,est,Short adj.,(,单音节词和部分双音节词,),大多数形容词,比较级在词尾加,er,，最高级加,est,形容词的,比较级,和,最高级,以不发音的字母,e,结尾的单音节词只加,r,或,st,原级,比较级,最高级,nice,nice,r,nice,st,fine,fine,r,fine,st,以,辅音字母加,y,结尾的双音节词先把,y,变成,i,再加,er,或,est,.,原级,比较级,最高级,busy,bizi,bus,ier,bus,iest,easy,i:zi,eas,ier,eas,iest,Heavy,hevi,heav,ier,heav,iest,Long adj.,(,部分双音节词,),在其前加,more,变成比较级，加,most,变成最高级,。,原级,比较级,最高级,beautiful,more,beautiful,most,beautiful,delicious,more,delicious,most,delicious,以重读闭音节结尾的单词，,双写最后一个字母,，再加,er,或,est,red/wet/hot/fat/sad/thin/fit/slim,原级,比较级,最高级,big,big,ger,big,gest,thin,thin,ner,thin,nest,原级,比较级,最高级,many/much,good/well,ill/bad/badly,little,far,Special adj.,注意：,favourite,没有比较级和最高级,more,most,better,best,worse,worst,less,least,far,ther,fur,ther,（距离时间较远）,（引申义更进一步）,far,thest,fur,thest,（最远）,（最大程度上）,What about“old”?,old,old,er,old,est,eld,er,eld,est(,家庭成员之间的长幼关系,),clean,short,cute,happy,lazy,big,clean,er,clean,est,short,er,short,est,cute,r,cute,st,happ,ier,happ,iest,laz,ier,laz,iest,big,ger,big,gest,P12,A,thin,sad,difficult,interesting,good,bad,thi,nner,thi,nnest,sa,dder,sa,ddest,more,difficult,the most,difficult,more,interesting,the most,interesting,better,best,worse,worst,P12,A,short,er,happ,ier,happy,short,The boy is short.The girl is short,er,.,The boy is happy.The girl is happ,ier,.,70cm,50cm,Ha ha,Ha ha ha ha,6 years old,4 years old,young,young,er,The boy is young.The girl is young,er,.,The car is,.,The train is,than the car.,The plane is,of the three.,fast,faster,the fastest,fast faster-fastest,tall,taller,than,taller,than,Liu Xiang is _ _ Zhu.,Yao Ming is _ _ Liu Xiang.,So Yao Ming is _ _,in the NBA,.,the tallest,tall taller-tallest,Mr.He is _.,Notes,两者之间用比较级，三者或三者以上比较用最高级。,比较级后面经常,+than+,比较对象。,最高级前面经常要加,the,。一般会有一个比较范围，数量经常用,of,、集体名词经常用,in,连接。,形容词和副词原级的用法：,2.,as+原级+as,“,和,一样,”,You are as tall,as me,.=You are as tall,as I(am),.,He has as many books as I(have).,This computer runs as fast as that one.,3.,not as,(so),+原级+as,“,不如/没有,”,This jacket is not as(so)cheap as that one.,She has not as(so)many books as I have.,Henry doesnt study as(so)hard as his,e,lder brother.,注：as在这里既可作介词又可作连词。作介词时，后接人称代词的宾格。作连词时，后接一个省略的比较状语从句。,用来直接描述人物或动作,。,John is a tall boy.Rabbits run fast.,Our country is beautiful and strong.,形容词和副词比较级的用法：,1.,比较级+than,“,比,更,”,You are taller,than,me,.=You are taller,than,I(am),.,I dont think his writing is more beautiful than yours.,3.比较级+and+比较级,“,越来越,”,The weather is getting,warmer and warmer,.,Our school is getting,more and more beautiful,.,注：than在这里既可作介词又可作连词。作介词时，后接人称代词的宾格。作连词时，后接一个省略的比较状语从句。,4.the+比较级,the+比较级,“,越,越,”,The more,exercise you do,the healthier,you will become.,2.比较级(特殊疑问句)，,or,?,“,哪个更,?,”,Which is longer,this one or that one?,形容词和副词最高级的用法：,the+最高级+(名词)+表示范围的短语或从句,“,是最,”,Bob is the tallest boy,in our school,.,He is the kindest man,that I have ever met,.,Li Tao jumps,(the,)farthest,of all,.,She is the most careful student,of us three,.,4.,one of the+最高级(形)+名词(复)+表示范围的短语,“,是,当中最,之一,”,Shanghai is one of the biggest cities,in China,.,注:形容词最高级前一般要加the,副词最高级前可加可不加,3.最高级(特殊疑问句)，,，,or,?,“,哪个更,?,”,Who is the youngest,Jim,Tom or Jenny?,2.,the second(third,)+最高级+(名词)+表示范围,的短语,“,是第二(三,),”,The Chongming Island is the third biggest island in China.,比较级与最高级之间的转换。如,He is taller than,any other,boy,in his class.,=He is taller than,the other boys,in his class.,=He is,the tallest boy,in his class.,Multiple choice:,My mother is _ in our family.A.busiest B.the busiest,C.busier D.busy,2.This apple is _ of all the apples.,A.redder B.the,redest,C.the reddest D.reddest,3.Which pen is _,this one or that one?,A.dear B.dearest,C.the dearest D.dearer,B,C,D,Multiple choice:,4.Kate is _ than all the other girls.She,is _ of all.,A.taller,tallest B.taller,the tallest,C.the tallest,tallest D.tallest,the tallest,5._ of the two men is my uncle.,A.The older B.Old,C.The oldest D.Oldest,6.Liu,Dehua,is one of _teachers in,our school.,A.,famousest,B.the,famousest,C.the most famous D.most famous,B,A,C,本节课易遗忘知识回顾,Adj.+n.Linking v.+adj.,两者之间用比较级，三者或三者以上比较用最高级。,比较级后面经常,+than+,比较对象。,最高级前面经常要加,the,。一般会有一个比较范围，,数量经常用,of,、集体名词经常用,in,连接。,主要的不规则变化的词,:,much/many more most,good/well better best,little less least,bad/badly/ill worse worst,*,比较级、最高级用法拓展补充,Translation,1.,格林先生是这四个人当中最高最胖的。,Mr,Green is _ and _.,2.,小香蕉往往比大香蕉好。,Small bananas are often _.,3.,我的铅笔比你的短得多。,My pencil is _.,4.,在中国，哪一条河,Which river
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