八年级上册英语第三单元Section A GF-3c教学ppt课件.ppt

,八年级（上）,Go,for,it!,英语教学课件,1,SectionA(GF-3c),Unit3Immoreoutgoingthanmysister.,八年级英语上（RJ）教学课件,2,学习目标,Keysentences:1.IsTaramoreoutgoingthanTina？No，sheisnt.TinaismoreoutgoingthanTara.2.DoesTaraworkashardasTina？Yes,shedoes.3.Whoissmarter，yourmotheroryourfather？Ithinkmymotherissmarterthanmyfather.Thecomparativeformsofadjectivesandadverbs.,3,1.形容词的原级形容词的原形。2.形容词的比较级表示两者相比，一个比另一个更，有比较级的句中有than,且仅限于两者比较。,形容词的原级和比较级,4,Thistreeis_thanthattree.,Sheis_thanbefore.,taller,thinner,PastNow,比较级,5,一、句子结构:,1.形容词比较级常用的句型结构(A和B比较)：A+be动词+形容词的比较级+than+Be.g.Imtallerthanyou.Youarethinnerthanme.Thisrulerislongerthanthatone.,6,2.Healthis_importantthanmoney.,strongB.strongerC.thestrongerD.thestrongest,B,1.Hes_thanhisbrother.,moreB.muchC.mostD.the,A,7,2.副词比较级常用的句型结构：“A+动词+副词比较级+than+B”。e.g.Igotupearlierthanmymotherthismorning.我今天早晨起床比我妈妈还早。TinasingsmoreloudlythanTara。Tina比Tara唱得更大声。,8,1.Ann,IamworriedImgettingfatter.WhatshallIdo?Ithinkyoushouldeatfoodanddomoreexercise.A.moreB.lessC.muchD.little,2.Leesang_thatothersingersinthesingingcompetionandhewonthefirstprize.A.goodB.wellC.betterD.best,B,C,9,1.单音节和少数双音节形容词、副词比较级的构成。不规则变化：1)在词尾加-ertalltallersmartsmartershortshorterhighhigherfastfaster,二、形容词、副词比较级的变化规则:,10,2)以不发音的字母e结尾的，加-r,nicenicerlargelargerfinefinerlatelater,11,3)重读闭音节以一个辅音字母结尾的，先双写辅音字母，再加-er。,bigbiggerfatfatterthinthinnerredredderhothotterwetwetter,4)以辅音字母+y结尾的双音节词，先改y为i，再加-er。,happyhappierearlyearlierfunnyfunniereasyeasier,12,5)多音节词和部分双音节词要在前面加more,importantmoreimportantdeliciousmoredeliciousexpensivemoreexpensiveoutgoingmoreoutgoingtiredmoretiredseriousmoreseriousslowlymoreslowly,13,请写出下列各词的比较级的正确形式。,3.easy_,4.funny_,2.tall_,1.quiet_,quiter,taller,easier,funnier,14,6.beautiful_,7.outgoing_,8.different_,morebeautiful,moreoutgoing,moredifferent,5.friendly_,friendlier,15,goodbetterwellbetterbadworsebadlyworsemany/muchmorelittlelessfarfarther/further,三、形容词、副词比较级的不规则变化:,注：需一一记住典型的不规则词,16,1.Ifyouwanttobethinnerandhealthier,youdbettereat_foodandtake_exercise.,more,fewerB.more,lessC.fewer,moreD.less,more,2.Whichdoyoulike_,teaorcoffee?,goodB.betterC.bestD.thebetter,D,B,17,Thepinkbagisas_asthepurpleone.,big,同级比较,Linglingrunsas_asLiLei.,fast,18,肯定句：TaraisasfriendlyasTina.Tara和Tina一样友好。TaraworksashardasTina.Tara工作和Tina一样努力。,一、句型:,asas和一样表示修饰的两种东西的程度是一样的。,19,否定句：Lilyisnotso/astallasMary.莉莉不如玛丽高。(莉莉比玛丽矮。)Taradoesntworkso/ashardasTina.Tara工作不如Tina努力。(Tina工作比Tara更努力。),notas/soas不如、比不上表示前者不如、比不上后者。,20,二、句子结构:,1.形容词同级比较常用的句型结构(A和B比较)：A+be动词+as+形容词的原级+as+Be.g.Sheisasquietasyou.Youareasthinasyoursister.Thisrulerisaslongasthatone.,(以asas为例),21,2.副词同级比较常用的句型结构(A和B比较)：A+动词+as+副词的原级+as+Be.g.PeterrunsasslowlyasTony.TaraworksashardasTina.,22,一些带有as.as结构的常见短语归纳：,asbusyasabee像蜜蜂一样忙碌aseasyasABC像ABC一样容易asdeepasawell像井一样深aslightasafeather像羽毛一样轻assoftasbutter像黄油一样软asrichasaJew像犹太人一样富裕,23,20kgheavier,15kgheavy,24,many,more,25,Usethewordstowritequestionsandanswers.,3a,1.Julie/tall/youQ:_A:No,sheisnt.Shes_thanme.2.Jack/run/fast/SamQ:_A:No,hedoesnt.Heruns_thanSam.,IsJulieastallasyou?,taller,DoesJackrunasfastasSam?,faster,26,3.Yourcousin/outgoing/youQ:_A:No,sheisnt.Shes_thanme.4.Paul/funny/CarolQ:_A:No,hedoesnt.Hes_thanCarol.,Isyourcousinasoutgoingasyou?,moreoutgoing,IsPaulasfunnyasCarol?,funnier,27,3c,Compareyourparents.Check()whoissmarter,funnier,hechart.Thenaskyourpartnerabouthis/herparents.,A:Whoissmarter,yourmotheroryourfather?B:Ithinkmymotherissmarterthanmyfather.,28,Good,better,bestGood,better,best,Neverletitrest,Tillgoo