英语人教版八年级下册形容词的比较级和最高级.ppt

形容词副词专项复习,太和县洪山镇中心学校：高波,比较级,the+比较级ofthetwo.,比较级+than,最高级,词形构成,原级,形容词和副词,不规则变化,规则变化,asas,very,quite,so,too,pretty,the+比较级+句子，the+比较级+句子,the+最高级,比较级and比较级,形容词adj.和副词adv.区分运用,形容词adj.1.adj.+名；2.系+adj.；3.实动+sb./sth.+adj.,副词adv.1.动+adv.2.adv.+adj./adv.3.adv.+句子,形容词adj.和副词adv.的三级变化及运用,大多数形容词和副词有三个等级：原级比较级最高级,形容词的比较级和最高级构成,规则变化,不规则变化,以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er,est,luckierluckiest,4.easylucky,easiereasiest,5.beautifulserious,morebeautifulmostbeautiful,moreseriousmostserious,部分双音节词和多音节词在前面加more或most,形容词和副词比较级和最高级构成,earlyslowlyquickly,earlierearliest,moreslowlymostslowly,morequicklymostquickly,注意：以“ly”结尾的副词，除early外，其后一般加more或most.,不规则形容词的比较级和最高级good/wellbad/badly/illmany/muchlittlefarold,不规则形容词的比较级和最高级good/wellbad/badly/illmany/muchlittlefarold,betterbest,worseworst,moremost,fartherfarthestfurtherfurthest,lessleast,olderoldesteldereldest,注：older一般指年龄大小；Myfatherisolderthanmymother.elder指长幼关系(一般修饰名词作定语);Myelderbrotherisadriver.farther指距离更远.jumpfartherfurther指抽像的.IwanttostudyEnglishfurther.furtherreading/information/study,原级的用法,1.肯定：as+原级+as“和一样”,Youareastallasme.=YouareastallasI(am).Thiscomputerrunsasfastasthatone.,形容词、副词原级的常用句型,2.否定notas/so+原级+as“不如”,Thisjacketisntas(so)cheapasthatone.Henrydoesntstudyas(so)hardashiselderbrother.,形容词、副词原级的常用句型,3.twice/数词times+as原级as,形容词、副词原级的常用句型,这条河是那条河的三倍宽.,Theriveristhreetimesaswideasthatone.,Theroomistwiceasbigasmine=(myroom).,练一练,as+原级+as“和一样”,Heis_(一样高)Jim.Shestudies_(一样努力)Mary.,.notas/so+原级+as“不如/没有”,HeisntastallasJim.,less+原级+than“不如/没有”,Shestudies_thanMary,ShedoesntstudyashardasMary,Heis_thanJim.,练一练,as+原级+as“和一样”,Heis_(一样高)Jim.Shestudies_(一样努力)Mary.,.notas/so+原级+as“不如/没有”,HeisntastallasJim.,less+原级+than“不如/没有”,Shestudies_thanMary,ShedoesntstudyashardasMary,Heis_thanJim.,astallas,ashardas,lesstall,lesshard,比较级的用法,形容词，副词比较级的常用句型,1.比较级+than“比更”,Thiscakeis_(味更美)thatone.LiLeisings_(比更好)Jim.Heistwoyears_(比更大)me.,形容词，副词比较级的常用句型,1.比较级+than“比更”,moredeliciousthan,betterthan,olderthan,twoyears,Thiscakeis_（味更美）thatone.LiLeisings_（比更好）Jim.Heis_(比更大）me.,2.比较级，or?“哪个更?”表示两者之间的选择.,Whichislonger,thisoneorthatone?,Whodrawsbetter,TomorJim?,3.形容词的比较级前面一般不加冠词，但表示“两者中较”的时候，要用“the+比较级+ofthetwo”。,Sheisthetallerofthetwogirls.Doyouknowthemoreoutgoingboyofthetwounderthetree?,4.比较级+and+比较级“越来越”,Theweatherisgetting（越来越暖和）.Ourschoolisgetting（越来越漂亮）.,moreandmore+原级,5.The+比较级，the+比较级“越,越”,4.比较级+and+比较级“越来越”,Theweatherisgetting（越来越暖和）.Ourschoolisgetting（越来越漂亮）.,Themoreyoueat,thefatteryouwillbe.,Themore,thebetter.,moreandmore+原级,warmerandwarmer,moreandmorebeautiful,Themoreexerciseyoudo,thehealthieryouwillbecome.,注意：比较级前面可以用even(更加)，much,far,alot(得多)，alittle,abit/alittlebit(一点),still，any等词语表示不定程度或数量。,Thisroomismuchbiggerthanthatone.Iamalittletallerthanhe.Hestudiesfarharderthanbefore.,注意：1.比较级中为了避免重复，常用one/that/those替代前面出现过的名词。Thispenisshorterthanthatone.TheweatherhereismuchhotterthanthatofShanghai.ThecarsmadeinTianjinaremuchmorepopularthanthoseinShanghai.,onethosethat,代替可数名词单数,代替可数名词复数,不可数名词,2.必须是同类事物之间的比较。Myhouseismuchcleanerthanhers.（=herhouse)3.very/quite/so/as/too/really/pretty+原级much/alittle/abit/alot/even/far/alittlebit/still/any+比较级Ifeelevenworsetoday.Youhavemuchmoretodo.,1.Themoreexerciseyoutake,the_youwillbe.A.weakB.healthierC.luckierD.worse2.EveryknowsChinaisgetting_A.richandrichB.richerandricherC.thericher,thericherD.richestandrichest,练一练,3.Ithinkourschoolisbecoming_A.morebeautifulandmorebeautifulB.moreandmorecleanerC.moreandmorebeautifulD.cleanandclean,4.Ofthetworooms,thisoneis_A.bigB.biggerC.thebigger,1.Themoreexerciseyoutake,the_youwillbe.A.weakB.healthierC.luckierD.worse2.EveryknowsChinaisgetting_A.richandrichB.richerandricherC.thericher,thericherD.richestandrichest,练一练,3.Ithinkourschoolisbecoming_A.morebeautifulandmorebeautifulB.moreandmorecleanerC.moreandmorebeautifulD.cleanandclean,B,B,C,4.Ofthetworooms,thisoneis_A.bigB.biggerC.thebigger,C,填正确的替代词1.篮子里的苹果比箱子里的苹果更好吃.Theapplesinthebasketaremoredeliciousthan_inthebox.2.李先生讲的故事比王先生讲的更有趣ThestoryMr.Litoldusismoreinterestingthan_Mr.Wangtoldus.3.瓶子里的水比杯子里的水干净。Thewaterinthebottleiscleanerthan_intheglass.,填正确的替代词1.篮子里的苹果比箱子里的苹果更好吃.Theapplesinthebasketaremoredeliciousthan_inthebox.2.李先生讲的故事比王先生讲的更有趣ThestoryMr.Litoldusismoreinterestingthan_Mr.Wangtoldus.3.瓶子里的水比杯子里的水干净。Thewaterinthebottleiscleanerthan_intheglass.,those,theone,that,*,1.比较级+and+比较级越来越2.the+比较级,the+比较级越,越,3._youare,_mistakesyouwillmake.(你越仔细，做错的题目就越少）4._youeat,_youllbe.(你吃得越多,就越胖)5.Alicewriteswell.Marywrites_thanshe.(甚至更好）,1.Thegirlbecomes_.(越来越漂亮）,2.Theweatherisgetting_.(越来越槽糕）,*,1.比较级+and+比较级越来越2.the+比较级,the+比较级越,越,3._youare,_mistakesyouwillmake.(你越仔细，做错的题目就越少）4._youeat,_youllbe.(你吃得越多,就越胖)5.Alicewriteswell.Marywrites_thanshe.(甚至更好）,Themorecareful,thefewer,Themore,thefatter,1.Thegirlbecomes_.(越来越漂亮）,moreandmorebeautiful,2.Theweatherisgetting_.(越来越槽糕）,worseandworse,evenbetter,*,同义句转换,1.FlatAismoreexpensivethanFlatBFlatBis_thanFlatA.FlatBis_FlatA.FlatBisnot_FlatA.,2.IprefermathstoEnglish.Ilikemaths_English.,3.Heisthetalleststudentintheclass.Heis_intheclass.,*,同义句转换,1.FlatAismoreexpensivethanFlatBFlatBis_thanFlatA.FlatBis_FlatA.FlatBisnot_FlatA.,2.IprefermathstoEnglish.Ilikemaths_English.,betterthan,3.Heisthetalleststudentintheclass.Heis_intheclass.,tallerthananyotherstudent,tallerthantheotherstudents,less,expensive,cheaper,than,as,expensive,as,/,最高级的用法,1the+最高级+of/in短语,Bobisthetallestboyinourschool.,Sheisthemostcarefulstudentofusthree.,2.最高级，A,BorC?“哪个最?”,Whoistheyoungest,Jim,TomorJenny?,Whichisthemostexpensive,abicycle,acar,oraplane?,3oneofthe+最高级(形)+名词(复)+表示范围的短语“是当中最之一”,ShanghaiisoneofthebiggestcitiesinChina.,4the+序数词（second/third)+最高级+表示范围的短语“是第(二,三)最”,TheYellowRiveristhesecondlongestriverinChina.,ThisisthethirdmostimportantbookthatIhaveeverread.,形容词，副词的原级与比较级句式转换,notas(so)+原级+as隐含前者不如后者，可转化为“比较级+than”,HeisntastallasJim.,ShedoesntstudyashardasMary,=Jimistallerthanhe.,=Marystudiesharderthanshe.,形容词，副词的比较级与最高级句式转换,形容词、副词的最高级可转换为以下比较级句式：1、比较级+than+anyother+名词单数2、比较级+than+theother+名词复数,Heisthetalleststudentinhisclass.Heistallerthan_inhisclass.Heistallerthan_inhisclass.,anyotherstudent,theotherstudents,ChangjiangRiverislongerthananyotherriverinChina.,ChangjiangRiverislongerthananyriverinJapan.,注意：当比较双方属同一范围时，应用other排除自身。当比较双方不属同一范围时，不存在自己与自己比较的问题，所以不用other。,上海比美国的任何城市都更大.Shanghaiisbiggerthan_intheUSA.杭州比中国的任何城市都更美.Hangzhouismorebeautifulthan_inChina.,比较范围中的“不包括”与“包括”,上海比美国的任何城市都更大.Shanghaiisbiggerthan_intheUSA.杭州比中国的任何城市都更美.Hangzhouismorebeautifulthan_inChina.,anycity,anyothercity/theothercities,比较范围中的“不包括”与“包括”,ShanghaiisthelargestcityinChina.=ShanghaiislargerthananyothercityinChina.=Shanghai