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八年级上Unit3-4复习词组复习过去常常做某事在…的开始养宠物喜欢做某事收藏钱币做鬼脸举办音乐会洗澡随音乐跳舞日常生活usedtodosth.atthebeginningof…keeppetsbefondofdoing/enjoydoingcollectcoinsmakeafacegiveaconcerttakeabathdancetomusiceverydaylive词组复习考虑与…分享以…为食号召；提倡拆毁被损坏沉迷于注意代替熄灭thinkaboutshare…withfeedoncallforpulldownbewornoutloseoneselfinpayattentiontotaketheplaceofgoout1.为什么不做些户外运动？Whynotdosomeoutdooractivities?=Whydon’tyoudosomeoutdooractivities?2.我讨厌这首糟糕的歌曲。Ihatetheawfulsong.3.收藏邮票一定很有趣。Collectingstampsmustbegreatfun.4.昨天此时你在做什么？Whatwereyoudoingatthistimeyesterday?过去进行时态ThePastContinuousTense1.意义：表示在过去某一时刻或一段时间正在进行的动作。2.构成：was/were+doing1.I___________myhomeworkwhenMike_________lastnight.（昨天晚上迈克来的时候我正在写作业。）2.WhileAnn____________TV,herfather__________home.（安正在看电视时，她父亲回来了。）3.WhatwereyoudoingwhenI____________atthedoor?（我敲门(knock)的时候你在干什么？）4.She________________theroomwhenI_________toseeher.（我去看她的时候她不是在打扫房间。）5.I_____________myvocationEnglandthistimelastsummer.（去年夏天的这个时候我正在英国渡假.)wasdoingcamewaswatchingcameknockedwasn'tcleaningwentwasspending6.Mary___________whilePeter_______________thepiano.（Mary在跳舞，而Peter在弹钢琴。）7.They_____________thenewspaperwhenI__________theroom.（我走进屋子时他们正在看报纸。）8.What_______you_________atfiveyesterdayafternoon?（昨天下午5点你在做什么？）9.Thestudents____________fortheirlessonswhenMr.Blackenteredtheclassroom.（Black先生走进教室的时候学生们正在准备功课。）10.Theteacher_____________tosomeparentswhenIsawher.（我见到老师的时候她正在和家常谈话。）wasdancingwasplayingwerereadingwentintoweredoingwerepreparingwastalking5.研发这种新药花费了他们大量的经费。Ittookthemplentyofmoneytodevelopthenewmedicine.Thenewmedicinecostthemplentyofmoney.Theypaidplentyofmoneyforthenewmedicine.Theyspentplentyofmoneyindevelopingthenewmedicine.takecostpayspend6.现在热带雨林正变得越来越小。Nowrainforestsarebecomingsmallerandsmaller.形容词在句中的作用•形容词用来修饰名词或代词作定语．Theangryfathershoutedathisson.•形容词用于连系动词后作表语．It’sgettingcold.某些形容词如happy,glad,surprised,sure,afraid等用作表语时，可接动词不定式或状语从句I’mgladtomeetyou.I’msurethattheywillcomeandwatchourperformance.形容词用作宾语补足语•ManyforeignersfindChinesedifficult.•We’llmakeourschoolmorebeautiful.•Wemustkeepourclassroomclean.•只用作表语的形容词alone,afraid,asleep,well,ill,sorry,sure,gladSheisaloneinherbedroom.Bequiet,please.Thebabyisasleep.Areyousureofitstruth?形容词的主动意义和被动意义•Theweatherispleasantthesedays.•Heispleasedwithourcompositions.•Thecartoonisveryinteresting.•Evenmyparentsareinterestedinthecartoon.•Whatfreezingweather!•Thepoolwasfrozen.副词在句子中的作用•I’llgotothelecturewithmyclassmatetonight.•Hewasluckytofindhisbicyclekeydownstairs.•Youcanfindtheplaceeasilywiththehelpofthemap.•Theyhelpmewithmymathssometimes.•Iquiteagreewithyou.•Certainlytheyareright.副词的分类•时间副词yesterday,then,later,just,soon,first,finally,never,seldom,often地点副词here,there,home,anywhere,everywhere,somewhere,above,down,back•方式副词carefully,clearly,easily•程度副词very,quite,rather•疑问副词when,how,why•连接副词however•句子副词certainly,generally,surely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：1、原级，即原形，如：big（大的）2、比较级，表示“更…一些”或“比较…”的意思，如：bigger（更大，比较大）3、最高级，表示“最”的意思，如：biggest（最大）。形容词和副词的比较级和最高级的构成：一、规则变化：1、单音节和部分双音节词，在词尾加-er或-est。2、大部分双音节词和多音节词，在其前面加more或most。具体见下表：Grammar构成方法原级比较级最高级一般在词尾加-er或-est以字母结尾的，加-r或-st以重读闭音节结尾，且末尾只有一个辅音字母，要先双写这一字母，再加-er或-est以辅音字母加y结尾的，先把y变成i，再加-er或-est单音节词和部分双音节词双音节词和多音节词在形容词、副词前加more或most。tall,long,taller,longertallest,longestnice,latenicer,laternicest,latestbig,thinbigger,thinnerbiggest,thinnesthappyheavyhappierheavierhappiestheaviestbeautifulcarefulexpensiveinterestingdangerousmorebeautifulmorecarefulmoreexpensivemoreinterestingmoredangerousGrammarmostbeautifulmostcarefulmostexpensivemostinterestingmostdangerous二、不规则变化：（需记忆）原形比较级最高级goodwellbadillmanymuchlittleoldfarbetterworsemorelessolderelderfartherfurtherbestworstmostleastoldesteldestfarthestfurthestGrammarGrammar用法：(一)原级1、是形容词和副词的基本形式，用来描述人物或动作。e.g.Ourcountryisbeautifulandstrong.2、用于原级比较。表示两者在某一方面程度相同，用“as+形容词（副词）原形+as”的句型。表示甲在某一方面不及乙时，用“notas(so)+形容词（副词）原形+as”的句型。e.g.TomwalksasfastasMike.Hedidn’tcomeas(so)earlyasWanglin.特殊句型：1.这个房子是那个的三倍大。Thishouseisthreetimesaslargeasthatone.“…是…的几倍”2.我们应该尽可能快地到达机场。Weshouldgettotheairportassoonaspossible.aspossible=asonecan表示“尽可能…”(二)比较级用来比较两个人或两个物。句型是(1)…比较级+than…(2)…比较级(特殊疑问句)，…or…e.g.Theboyrunsfasterthanhiselderbrother.Whoismorecareful,RoseorMary?ShanghaiislargerthananyothercityinChina.注意：在形容词、副词的比较级前，可以用much,alittle,still,even,far,abit,alot等来修饰。e.g.MikeismuchtallerthanTom.MayIkeepthisbookalittlelonger?LittleJamesisevenstrongerthanhisfather.比较特殊特殊句型：1.你越用功学习，就能学到越多知识。Theharderyoustudy,themoreyouwilllearn.The+比较级，the+比较级“越…,就越…”2.他们走得越来越慢。Theywalkedmoreandmoreslowly.比较级+比较级“越来越…”3.这些书比那些书厚三倍。Thesebooksarethreetimesthickerthanthoseones.4.他是两个男孩中比较矮的一位。Heistheshorterofthetwoboys.表示“两者中较…的一位”时，须在比较级前加the(三)最高级用来比较三个或三个以上的人或物。一般都带有一个由of,among或in构成的表示范围的介词短语。e.g.Thiselephantistheheaviestoneinthezoo.Whichisthebiggest,thesun,themoonortheearth?Thesunisthebiggestofthethree.形容词最高级前一定要有定冠词the，副词最高级可有可无。特殊用法：1.厦门是中国最美丽的城市之一。XiamenisoneofthemostbeautifulcitiesinChina.2.黄河是中国第二长河。TheYellowRiveristhesecondlongestriverinChina.1.TheGreensare________(happy)toliveinthis______(noise)street.Theyhavedecidedtomovetoanotherplace.2.