人教版英语八年级上册期末知识点复习2

（三）形容词、副词的比较级和最高级一、三个级及结构：1.大多数形容词和副词有三个等级：原级、比较级、最高级2.结构原级：_________________________________________。比较级：_________________________________________________________________。最高级：________________________________________________________________。二、形容词和副词的比较级、最高级变化1.形容词和副词比较级和最高级规则变化：单音节词和部分双音节词一般在词尾加__________。2.加more/most~的情况要多注意：①.________________________；②.________________________；③._________________________。形容词和副词比较级和最高级不规则变化：good______________________bad______________________old______________________much/many______________________little______________________far______________________三、形容词和副词的比较级比较级基本句型：①主语+谓语动词+adj./adv（比）+than+对比成分。LucyrunsmoreslowlythanLily.=②主语必须与_____________保持一致：Herhairislongerthanyours.(→yourhair)③___________________越来越……Theytalkedmoreandmoreloudly.④___________________越…...就越…...Themoreexerciseyoudo,thestrongeryou’llbe.⑤“Which/Whois+__________,AorB?”WhichT-shirtisnicer,thisoneorthatone?⑥the+比较级+ofthetwo两者中较…...的一个Ofthetwins,shewasthemorehard-working.⑦比较级前可用_____________,表示确定的度量。Iam(5years)olderthanhim．注意：①原级常与very,as,so,too,quite，pretty,really等连用。②比较级常与___________________________________等连用。③than后的比较状语结构Herunsfasterthanme/I(do).四、形容词和副词的最高级1.含义：最高级：表示三者或三者以上(人或物)之间的比较。最高级基本句型结构:系动词+the+adj.(最高级)最高级的用法：①主语+谓语动词+the+adj./adv.(最)+of+___________(ofall/us..)主语+实义动词+(the)+adv.(最)in+____________(inChina...)Taraistheyoungestofall.Lindadraws(the)mostcarefullyinherclass.②Which/Who…+the+____________,A,BorC?Whichdoyoulike(the)best,apples,pearsororanges?③oneof+the+最高级（形）+名__________(单/复数)：“最…...之一”。JackChenisoneofthemostfamousactorsintheworld.④the+序数词+最高级（形）+名（单）：HainanisthesecondlargestislandinChina.⑤最高级前有其它的限定词____________________________，不加定冠词“the”。mybestfriend注：副词的最高级前可省略“the”。sit(the)mostcomfortably坐得最舒适五、原级、比较级与最高级的相互转换：①原级与比较级的转换：比较级+than→not...as/so...as...Hespeaksmoreloudlythanme.→Idon’tspeakas/soloudlyashe/him.②比较级与最高级的转换：在范围之内：the+最高级=比较级+than+anyother+名(单)=比较级+theother+名(复)Jimisthetalleststudentinourclass.Jimistallerthananyotherstudentinourclass.Jimistallerthantheotherstudentsinourclass.跟踪训练：Thebookis________ofthetwo.A.thinnerB.thethinnerC.morethinnerD.thethinnest2.Whenwespeaktopeople,weshouldbe________.A.aspoliteaspossibleB.aspoliteaspossiblyC.aspolitelyaspossibleD.aspolitelyaspossibly3.Thisbookis_________thatone,but________thanthatone.A.asdifficultas;expensiveB.asmoredifficultas;moreexpensiveC.asdifficultas;moreexpensiveD.moredifficultas;asexpensive4.Ithinkscienceis_________thanJapanese.A.muchimportantB.importantC.muchmoreimportantD.moremuchimportant5.Ourclassroomis_________largerthantheirs.A.moreB.quiteC.veryD.much6.Lily’sbooksarenewerthan__________.A.weB.usC.ourD.ours7.Oneofhisclassmatesoften_________him_________.A.makes;laughB.make;laughC.makes;laughsD.makes;tolaugh8.The________youworkatyourlesson,the_________resultyouwillget.A.hard;goodB.harder;goodC.hard;betterD.harder;better9.Mathsismorepopularthan_________.A.anyothersubject