Unit3SectionA1a2c课件人教版英语八年级上册

Unit3

I’mmoreoutgoingthanmysister.

SectionA1a-2c知识目标：1.识记词汇：outgoing,better,loudly,quietly,both3.学习使用形容词、副词的比较级描述人。2.初步学习形容词、副词比较级的变化规则。HeighttallshortYiJianlianistall.HeJiongisshort.LeadinWhatdoeshe/shelooklike?BuildheavythinHanHongisheavy.ZhaoLiyingisthin.HairshorthairlonghairFanBingbinghaslonghair.WangFeihasshorthair.Personality性格outgoingseriousXieNaisoutgoing.BaiYansongisserious.Whatishe/shelike?loudlyquietly两者如何进行比较？1、表达“A和B一样”，用as…as的结构。公式:A+be动词+as+形容词原级+as…+BA+实义动词+as+副词原级+as…+B我和你一样高。Iamastallasyou.他跑得和我一样快。HerunsasfastasI.2．表达“A不如B”用notas/so…as的结构。公式:A+be动词的否定形式+as/so+形容词原级+as…+BA+助词的否定形式+动词+as/so+副词原级+as…+B我没有你高。Iamnotastallasyou.他没有我跑得快。Hedoesn’trunasfastasI.3、表达“A大于B”用“比较级+than”的结构。公式:A+be动词+形容词比较级+than+B…A+实义动词+副词比较级+than+B…我比你高。Iamtallerthanyou.

他跑得比我快。HerunsfasterthanI.如何将adj.&adv.变成比较级？

talltaller

fastfasternicenicerthinthinner(以不发音的字母e结尾的+r)(一般在词尾+er)原形比较级(重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再+er)

earlyearlieroutgoingmoreoutgoing(以辅音字母+y结尾的单词，变y为i+er)(多音节词和部分双音节词前加more)归纳形容词或副词比较级的构成：

3.重读闭音节词词尾只有一个辅音字母时，先双写辅音字母再+er4.以辅音字母+y结尾的单词，变y为i+er2.以不发音的字母e结尾的+r1.一般在词尾+er5.多音节词和部分双音节词前加more将下列形容词变成比较级形式：old→fat→young→ugly→high→low→light→white→sunny→hot→cool→olderfatteryoungeruglierhigherlowerlighterwhitersunnierhottercoolerExercisestallloudlythinshorthairlonghairheavy

quietlyshortMatcheachwordwithitsopposite.1aermorenerererheaviermoreer反义词注意：1.be+adj.2.实意v.+adv.2.____→_____1._____→____shortheavythintallWritetheoppositewordsaccordingtothepictures.1a17happyhappierFlashishappierthanTina.TinaFlashJeremyLinistall.YaoMingistaller.YaoMingJeremyLinYaoMingistallerthanJeremyLin.JeremyLinisshorterthanYaoMing.191cm226cmNuoyiisyoung.Ninaisyounger.NinaisyoungerthanNuoyi.NuoyiisolderthanNina.largesmall

Theredboxislargerthanthegreenbox.Thegreenboxissmallerthanthegreenbox.21iPhoneisexpensive.iPhone7

Plusismore

expensivethaniPhone7iPhone7ischeaperthaniPhone7

Plus.oldermoredifficulteasierCanyouputthemintotherightcolumn?funnyseriousoutgoingyoungsmarthard-workingtallheavyhappythinshortbeautifulhotfatbiggerfunnierhappierheavieryoungersmartershortertallerfatterhotterthinnermorehard-workingmoreseriousmorebeautifulmoreoutgoingWhatcanyoufind?1.+er2.+r(不发音e结尾)3.y-i+er4.double+er5.more+adj1bListenandnumberthepairsoftwinsinthepicture[1-3]1231cPracticetheconversationinthepictureabove.Thenmakeconversationsabouttheothertwins.A:That’sTara,isn’tit?B:No,itisn’t.It’sTina.TinaistallerthanTara.AndshealsosingsmoreloudlythanTara.talltallerYaoMingistaller

thanLiuXiang.¥3,800,000¥3,200,000Thewhitecarismore

expensivethantheredcar.Thered

carischeaperthanthewhitecar.Arethewordsintheboxusedwith-(i)erormore?Completethechart.funny friendly (run)fastoutgoing (jump)high

hard-working(work)hardsmart(getup)earlylazy-er/-iermorefriendlyoutgoingfunnysmartlazyfasthighhardearlyhard-working2abedo/doesListenandfillintheblanks.2b1.Tinais_____________thanTara.Sheis________and________,too.2.Tinacanrun______andjump_______thanTara.3.Tinathinkssheworks________________thanTara,butTarathinkssheworksas______asTina.4.Tinais_________thanTara.5.Tinais_______thanTara.Shealwaysgetsup_______thanme.moreoutgoingfriendlierfunnierfasterhighermorehard-workinghardsmarterlazierearlierInterviewer:

Tina,doyouthinkyouaredifferentfromyoursisterTara?Tina:

Oh,sure.Welooksimilarbutwe'reverydifferent.Interviewer:Really?Inwhatwaysareyoudifferent?Tina:Well,I'mmoreoutgoingthanTara.I'mfriendlierandfunnier,too.AndIlovesports.Tara:

Yes,shecanrunfasterandjumphigherthanme.Interviewer:

Who'smorehard-workingatschool?Tara:Tinathinkssheworksharderthanme,butIworkashardasTina.Butshe'ssmarterthanme.Tina:

Notreally.IthinkI'mlazierthanTara.Shealwaysgetsupearlierthanme.as+adj./adv.(原级)+as和一样2cStudentA,lookatthechartontheright.StudentB,lookatthechartonpage81.Askandanswerquestions.SamTomsmarttall****runfastgetupearly******thinfunny****hard-working****friendlyNote:***MeansSamistallerthanTom.

组内探究探究问题一：观察2a中的词汇，试着说一下规则形容词和副词比较级的构成。探究问题二：观察以下句型回答，用什么句型结构对两者进行比较？1.Tom’shairisshorter

thanSam’s.2.Tinaistaller

thanTara.Shea