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,-,*,比较级和最高级的用法,1,-,比较级和最高级的用法1-,规则变化,1),一般情况下，,单音节或双音节的形容词,/,副词比较级,er,，最高级,est,。如,:,clever clever,er,clever,est,few few,er,few,est,small small,er,small,est,等。,形容词、副词的比较级和最高级规则变化和不规则变化,2,-,规则变化 形容词、副词的比较级和最高级2-,2),以,e,结尾的词，比较级,r,，最高级,st,即可。如：,nice nice,r,nice,st,cute cute,r,cute,st,large large,r,large,st,3),以,辅音字母,y,结尾的变,y,为,i,er,或,est,如,:easy eas,ier,eas,iest,happy happ,ier,happ,iest,再如：,early,busy,heavy,dirty,lazy,也如此。,3,-,2)以e结尾的词，比较级r，最高级st 即可。如：3,4),重读闭音节，单辅音结尾,的词,，双写这个辅音字母,er,或,est,：,fat fat,ter,fat,test,thin thin,ner,thin,nest,hot hot,ter,hot,test,red red,der,red,dest,wet wet,ter,wet,test,big big,ger,big,gest,zx,。,xk,4,-,4)重读闭音节，单辅音结尾的词，双写这个辅音字母er 或,5),加,more,most,构成比较级和最高级。,【1】,多音节的形容词和副词,expensive-moreexpensive-mostexpensive,carefully-morecarefully-mostcarefully,【2】,由形容词加,-ly,构成的副词,slowly-moreslowly-mostslowly,highly-morehighly-mosthighly,5,-,5)加more,most构成比较级和最高级。5-,【3】,以,-ful,-less,-able,-ous,-ive,-ing,等结尾的双音节形容词,useless-moreuseless-mostuseless,serious-moreserious-mostseriuos,【4】,分词形容词,tired,pleased glad,often,real,right,wrong,等单音节形容词,tired-moretired-mosttired,glad-moreglad-mostglad,6,-,【3】以-ful,-less,-able,-ous,-ive,b),不规则变化：,good,better,best,well,better,best,bad,worse,worst,many/much,more,most,far,farther,farthest,(,距离远,),far,further,furthest,(,程度深,),old,elder,eldest,(,长幼,),old,older,oldest,(,年龄,),7,-,b)不规则变化：far farther farth,原级比较,8,-,原级比较8-,表示两者之间没有差别时,使用,原级比较,：主语,A+,谓语动词,+as+,形容词,/,副词原级,+as+B,+.,如：,He is,as excited as,his younger sister.,他和他妹妹一样兴奋。,Lily rode her bike,as slowly as,an old lady.,莉莉骑车像老太太一样慢。,They picked,as many apples as,the farmers,.,他们摘的苹果和农民一样多。,9,-,表示两者之间没有差别时,使用原级比较：主语A+谓语动,表示第一个人比不上第二个人时,使用句型,:,主语,A+,谓语动词,(,否定式,)+as/so+,形容词,/,副词原级,+as+B,Heis,notso/asexcitedas,hisyoungersister.,他没他妹妹那么兴奋。,Lilydid,not,rideherbike,so/asslowlyas,an,oldlady.,莉莉骑车不像老太太那样慢。,Theydid,nt,pick,so/asmanyapplesas,the,farmers(did).,他们摘的苹果不如农民多。,10,-,表示第一个人比不上第二个人时,使用句型:10-,比较级用法,11,-,比较级用法11-,1.,比较级表示两者,(,人或事物,),的比较。,eg.I am,taller,than Tom.,My dress is,more,beautiful,than hers.,2,.“,比较级,and,比较级”意为“越来越,”,。,多音节比较级用“,more and more,形容词原级”形式,。,如：,Its getting,worse and worse,.,The group became,more and more,popular.,12,-,2.“比较级and比较级”意为“越来越”。12-,3.,“Which/Who is+,比较级,？”,比较,A,、,B,两事物,问其中哪一个较,时,用此句型。如：,Which,T-shirt is nicer,this one or that one?,Who is,more active,Mary or Kate?,Which one is,more popular among students,going to concerts or going to movies?,13,-,3.“Which/Who is+比较级？”13-,4.,使用形容词比较级时需注意以下几点：,1)than,后面接代词时,一般,要用主格形式,，,但在口语中也可使用,宾格形式。,如：,My brother is,taller than,I/me.,2),当需要表示一方超过另一方的程度时，,可以,用,much,a lot,a little,a bit,even,still,等来修饰形容词比较级。注意,:,比较级不,能用,very,so,too,quite,等修饰,。如：,He is,much more serious than,Sam.,14,-,4.使用形容词比较级时需注意以下几点：14-,3),形容词比较级后面往往用连词,than,连接,另一个比较的人或事物,但在,上下文明确,的情况下,形容词比较级可单独使用,。如：,My sister is tall,but my aunt is taller.,我姐姐个子高,但我姑姑个子更高。,15,-,3)形容词比较级后面往往用连词than连接15-,2.,最高级,表示,三者或三者以上,(,人或事物,),的比较,其中有一个在某一方面超过其他几个时,用最高级。,最高级的前面一般要加定冠词,the,后面可带,of(in),短语来说明比较的范围。,如：,She is the,youngest,in the class.,Jason is the,tallest,of the three.,Whose handwriting is the,best,of all?,最高级的用法,16,-,2.最高级表示三者或三者以上(人或事物)的比较,其,2.,最高级可被,序数词,以及,much,，,by far,，,nearly,，,almost,，,by no means,，,not quite,，,not really,，,nothing like,等词语所修饰。例如：,This hat is,by far,much,nearly,almost,not nearly,by no means,not quite,nothing like,the biggest.How much did,the second,most expensive hat coat?,17,-,2.最高级可被序数词以及 much，by far，near,3.,表示“,最高程度,”的形容词，如,excellent,，,extreme,，,perfect,等，,没有最高级，也不能用比较级,。,4.,形容词最高级修饰作表语或介词宾语的名词、代词时，被修饰的词往往省略,。,e.g.He is,the tallest(boy),in his class.,5.,作状语的副词最高级前可以不加定冠词,。,e.g.Of all the boys he came,(the)earliest,.,18,-,3.表示“最高程度”的形容词，如 excellent，ex,比较级考点,比较级修饰问题,a little,a bit,even,still,much,a lot,far,等可修饰比较级。,e.g.Tom is,a little taller,than Jim.This book is,much more interesting,than that one.,中考链接,19,-,比较级考点中考链接19-,同级比较,e.g.The weather in Beijing is,colder,than that in Xian.Our school is,bigger,than yours.,the+,比较级,e.g.Lucy is,the fatter of,the two girls.,20,-,同级比较20-,“a/an+,比较级”表示“又一，再一”,e.g.Lily has a doll,but she wants,a bigger,one.,隐性比较（没有,than,的情况）,e.g.Who runs,faster,Lucy or Lily?Youd better come,earlier,next time.He worked hard last term,but he works even,harder,this term.,21,-,“a/an+比较级”表示“又一，再一”21-,越来越,.,比较级,+and+,比较级,b.the+,比较级,+,句子，,the+,比较级,+,句子,e.g.Its getting,colder,and colder,.,The more,you exercise,the better,you are.,22,-,越来越.22-,2.,最高级考点,说明：形容词的最高级前必须加,the,；副词的最高级前省略,the,。,范围问题,e.g.Tom is,the tallest,student in the class.Spring is,the best,season of the year.,23,-,2.最高级考点23-,“.,之一”问题,e.g.Beijing is,one of the biggest,cities in the world.,“the+,序数词,+,最高级”,e.g.I think he is,the second tallest,boy in his class.,24,-,“.之一”问题24-,3.,比较级和最高级的转换,e.g.,Tom is,the tallest,student in the class.,=Tom,is taller than any other student,in the class.,=Tom is,taller,than all the other students in the class.,=No other students are,taller,than Tom.,25,-,3.比较级和最高级的转换25-,总结：,any other+,名词单数,the