Unit+3+比较级 最高级 人教版八年级英语上册

比较级&最高级比较级用于________（人或事物）直接的比较。最高级用于________________（人或事物）的比较。比较级用______引出比较对象。最高级可用________来说明比较的范围。比较级&最高级的构成【不规则变化】原级比较级最高级good/wellbetterbestbad/badly/illworseworstmany/muchmoremostlittlelessleastfarfarther(表示距离：“更远”)farthestfurther(表示程度：“更进一步”)furthestoldolder(新旧或年龄)oldestelder(兄弟姐妹长幼关系)eldest【规则变化】构成方式例词单音节词和部分双音节词一般在词尾+_______一般在词尾+_______higher,taller,shorter,smarter,faster,younger,older,quieter,longer以______的词，在词尾+_____以______的词，在词尾+_____finer,later,nicer,wider重读闭音节词词尾只有一个辅音字母（辅元辅）____________重读闭音节词词尾只有一个辅音字母（辅元辅），___________bigger，thinnerfatter，hotter以“____________”结尾的双音节词，___________________以“____________”结尾的双音节词，___________________easier,funnier,heavier,lazierhappier,drier,earlier多音节词和部分双音节词____________________________________moreoutgoing,morebeautiful,moreinteresting,morepopularmorecomfortable,morequietlymorehard-working,moreloudlymoreclearlyfriendly—friendlier/morefriendlyshy—shyer/shier【不考】比较级用法同级比较肯定形式：as+adj./adv.+as“和...一样”结构：__________________________________________________________________________Eg.AmyisastallasPeter.Eg.IworkashardasTina.否定形式：notas+adj./adv.+as不如…结构：__________________________________________________________________________Eg.Amyisnotas/sotallasPeter.艾米没有皮特高。Eg.I

can’t

jump

ashigh

as

Bill.我跳高不如比尔。2.用法：A比B更...结构：__________________________________________________________________________Eg.Iammoreoutgoingthanmysister.Eg.NellydancedbetterthanLisa.【notas/so…as可与比较级进行同义句的转换】Thisroomisnotas/sobigasthatone.=Thatroomisbiggerthanthisone.3.用法：越来越…结构：__________________________________________________________________________Eg.Heisgettingtallerandtaller.他正变得越来越高Eg.Theseflowersaremoreandmorebeautiful.花越来越漂亮4.用法：越……，越…….结构：_____________________________________Eg.Themorecarefulyouare,thefewermistakesyou’llmake.你越认真，你犯的错误就越少。Eg.Thebusierheis,thehappierhefeels.他越忙就越感到高兴。5.用法：两者中比较...的结构：_____________________________________Eg.Lisaisthequickerofthetwo.丽萨是两个中比较快的那个。Eg.Lookatthetwoboys.Mybrotheristhetallerofthetwo.看那两个男孩，我弟弟是那两个当中较高的一个。6.用法：A和B，哪一个更…?结构：_____________________________________Eg.Whoismorebeautiful,LucyorMary?Eg.Whodancesbetter,youoryoursister?7.用法：A是B的...倍结构：__________________________________________________________________________Eg.Thisbuildingisfivetimesastallasthatone.这座建筑物是那座的两倍高。Eg.Thehallisfivetimesbiggerthanourclassroom.这个大厅的面积比我们教室大五倍。8.用法：比其他任何/所有…都…（在同一范围内进行比较）结构：__________________________________________________________________________Eg.ChinaislargerthananyothercountryinAsia.中国比亚洲其他任何国家都大。Eg.ChinaislargerthantheothercountriesinAsia.中国比亚洲其他所有国家都大。=ChinaisthelargestcountryinAsia.中国是亚洲最大的国家。9.用法：比任何…都…（不在同一范围内比较）结构：_____________________________________Eg.ChinaislargerthananycountryinAfrica.中国比非洲的任何国家都大。注意事项1)比较对象必须一致。Myhairislongerthanyours.yours相当于yourhair2)有时为了避免重复，可用that或those代替前面提到的词，而且that或those不能省略。TheweatherinHainaniswarmerthanthatinBeijing.Hisstoriesaremoreinterest