英语八上U3课件.ppt

TheSameandDifferent…insomewayswelookthesame,and01insomewayswelookdifferent.02lookthesame看上去一样03looklike…看上去像……04lookalike看上去相像05inaway为某一种方式06ExplanationWebothhaveblackeyesandblackhair,althoughmyhairisshorterthanhers.both“两个、两者都……”,在句中123654动词之前。作副词时常放在be动词之后,实义可作代词、形容词、副词、连词。01040203e.g.Both(of)hisparentsaredoctors.(作代词或形容词)=Hisparentsarebothdoctors.(作副词)Theybothwentcampingintheholiday.(作副词)(both…and…短语常连接两个并列的成分,可连接名词、动词、形容词和代词等)注:both指两者都,all指三者或三者以上都。BothEnglishandmathareveryimportant.01although与though常可互换,表02“虽然、即使、尽管”,都不能与but03用于一句话中。但though用得更普04遍。此外though可作副词,在句尾表05“然而”,although不能。01固定短语eventhough表示“即使、03Therearesomedifferences,though.02纵然”,不能用evenalthough.如:Shehasmorethanonesister.1她不止有一个姐姐。2Theyhavesomethingsincommon.3(incommon共通/同的)4something某物5something某一个事物6somethings一些事物7ashersister.LiuYingisnotasgoodatsports必须使用形容词或副词原级。意为“如同……一样……”,notas/so…as“不如……一样……”as…as…同级比较,两个“as”之间e.g.Herunsasquicklyashisfather.Thewatermelonisasbigasasoccerball.Shedoesn’tstudyso/ashardasherbrother(does).010302begoodatsth./doingsth.擅长于(做)某事e.g.Theyaregoodatplayingbadminton.Iamnotgoodatpainting.Whoisgoodatcomputerinyourclass?形容词和副词的比较级和最高级。大多数形容词和副词有三个等级：原级、比较级、最高级。构成GrammarFocus1.构成的不规则变化:eg.good/well–better–bestbad/badly–worse–worstmany/much–more–mostlittle–less–leastfar–farther/further–farthest/furthest构成的规则变化:单音节词和少数双音节词一般在词尾后加-er或-est.如：cold–colder–coldestnice—nicer–nicest2)重读闭音节词末尾只有一个辅音字母时,先双写这个辅音字母,再加-er或-est。如:big–bigger–biggestthin–thinner–thinnest3)以“辅音字母+y”结尾的双音节词，先改y为i,再加-er或-est。如：