仁爱英语九年级上Unit1Topic2SectionC.ppt

Topic2Chinahasthelargestpopulation!,SectionC,8,88,888,8,888,888,000,888,000,888,888,000,888,000,Tonguetwister,hundredthousandmillionbillion,具体数后百，千，百万，十亿不加s十千五百万六十亿不具体的数，百，千，百万，十亿后加s成百上千的成千上万的成百万上亿的,tenthousand,fivemillion,sixbillion,hundredsof,millionsof,millionsofstars,thousandsof,6,800,000,000Whatalargepopulation!,Whatsthepopulationoftheworld?,A:WhatsthepopulationofChina?B:Itsabout1.3billion.,PairworkTalkaboutthechart,A:WhatsthepopulationofIndia?B:Itsabout1.1billion.,PairworkTalkaboutthechart,Readparagraphoneandfillintheblanks,Asiahadapopulationof_in2005.Thatstosay,_oftheworldspopulationliveinAsia.,morethan3billion,half,3billion6.8billion12(half)50percent(50%),AlmosthalfofthepeopleintheworldliveinAsia.,1.3billion6.8billion15(one20percent(20%),OnefifthofthepeopleintheworldliveinChina.,fifth),more,first第一f:stsecond第二sekndthird第三:dfourth第四f:fifth第五fifsixth第六seventh第七eighth第八eit,eininth第九naintwelfth第十二twelftwentieth第二十twentii,分数表达，分子用基数词,分母用序数词，,onesixthoneninthonetwentieth,fivesixthstwoninthsseventwentieths,分数表达，分子用基数词,分母用序数词th，分子超过一，分母要加s,one(a)halfaquarterthreequartersthreeandahalf,back,1.3billion6.5billion15(one20percent(20%),Chinahasthelargestpopulation,andaboutonefifthofthepeopleintheworldliveinChina.,fifth),Becauseofthelargepopulation,thereis_(moreless)livingspace.Becauseofthelargepopulation,its_(difficulteasy)formanypeopletofindjobs.Becauseofthelargepopulation,weare_energyandwater.Becauseofthelargepopulation,thecitiesare_thanbefore.Becauseofthelargepopulation,thetrafficis_.,Readparagraphtwoandfillintheblanks,morecrowded.,muchheavier.,shortof,less,difficult,theone-childpolicy.,Sofar,ourgovernmenthastakenmanymeasurestocontrolthepopulation.,Oneisknownas,ithasworkedwellincontrollingChinaspopulation.,past,now,sofar=untilnow,Sofar，wehavereadfourEnglishbooks.,back,inrecentyears=recently,Listenandread1a,Whatproblemsdoesalargepopulationcause？,Chinahasthelargestpopulationintheworld(1.3billion)Becauseofthelargepopulation,thereislesslivingspaceforeachfamily.,Anditsdifficultforlotsofpeopletofindjobs.(jobopportunities),Thelargepopulationalsocausesmanyotherdifficultiesforthewholenation.Forexample.Itishardforchinatosupplyenergyandwatertosatisfypeoplesdailyneeds.,Mostcitiesaremorecrowdedthanbefore.,thetrafficismuchheavier.WorseandworsenaturalEnvironmentsCarryouttheone-childpolicy,Listento2aandfillintheblanks,Everyminute,about261babiesarebornintheworld.Thatmeanspeoplehavetoforabout375840newbornbabieseveryday.Theworldspopulationisgrowing.Ithasbecomeoneofthebiggestsocialproblemstoday.Chinahasthelargestpopulationintheworld.Thereareabout1.3billionpeopleinChina.Ithasreachedpercentoftheworldspopulation.Chinasomepoliciestocontrolthepopulation,andthesepolicieswell.ButChinastillfacesaseriouspopulationproblem.,findfood,fasterandfaster,20,hascarriedout,haveworked,录音,Read2aandmarkTorFin2b,()1.Everyminute,about261babiesareborninChina.()2.Theworldspopulationisgrowingmoreandmoreslowly.()3.IndiahasasmallerpopulationthanChina.()4.Chinahastwofifthsoftheworldspopulation.()5.TheChinesegovernmenthassolvedthepopulationproblemsuccessfully.,F,F,T,F,F,1.Ihavesome_inlearningEnglish.(difficult)2.我们将采取措施帮助你的英语。Well_helpyouwithyourEnglish.3.他以一个伟大的科学家而著名。He_agreatscientist.3.长城在控制沙尘暴上有成效。TheGreatGreenWallhas_controllingsandstorms(沙尘暴).幸亏政府的支持，这些孩子才能上大学。_thegovernmentsefforts,thesechildrencangotocollege.,difficulties,takemeasuresto,isknownas,workedwellin,Thanksto,()4._oftheteachersarewomeninourschool.A.TwothirdB.TwothreesC.TwothirdsD.Secondthree,C,重点单词、词组,Page13:Title:ChinahasthelargestpopulationParagraph2:1、aboutonefifthofthepeople(大约五分之一的人）2、becauseof（由于）3、lesslivingspace(更少的生活空间）4、itisdifficultforlotsofpeopletofindjobs(有很多人都很难找到工作）Itisdifficulttodosth=Itishardtodosth5、atthesametime（同时）6、hascausedmanyotherdifficulties（带来了很多其它的问题）7、satisfypeoplesdailyneeds(满足人们的日常需求）8、mostcitiesaremorecrowdedthanbefore（很多城市比以前更拥挤）9、thetrafficismuchheavier（交通压力更大）,Paragraph3:1、Sofar:(untilnow)到目前为止，迄今为止常与现在完成时连用Eg:Wehavelearntover2000wordssofar.(到目前为止，我们已经学了2000多个单词了）2、takemeasurestodosth:采取措施做某事Itisnecessaryforyoutotakesomemeasurestoworkitout.(对于你来说，想办法把它弄明白是必要的）3、beknownas(=befamousas)作为而出名eg:shewaswellknownasanexcellentwriter=Shewasfamousasanexcellentwriter.）beknownfor=befamousfor因.著名for后加人或物之所以闻名的原因，常接表示特点、特长的名词Theflimstarisknownforherfineacting=Thefilmisfamousforherfineacting(那位电影明星以精湛的演技而著称）4、workwellinsthdoingsth在某方面起明显的作用Doingeyeexercisesworkswellinprotectingoureyesight.(做眼保健操在保护我们的视力方面起到了明显的作用）Workat在.方面下工夫workout计算，算出workon从事，致力于5、thankstothepolicy(多亏了这项政策）6、peopleslivingconditionsareimprovingrapidly（人们的生活水平正在快速提高）rapidly(adv迅速地、很快地)7、westillhavealongwaytogo(我们仍有很长的路要走),Page14:2:Paragraph3:faceaseriouspopulationproblem面临着一个严重的人口问题3a:1、offermorejobopportunities提供更多的工作机会2、dealwiththeproblem处理问题solvetheproblem(解决问题）,Sumup,howtoreadthefractions(分数)inEnglish.sofartakemeasurestoworkwellin,一半的_四分之一_五分之一_五分之二_因为_更少的居住面积_对-来说困难_整个国家_更拥挤_.交通更堵塞_迄今为止，_=untilnow.现在完成时时间标志词采取许多措施_以-而闻名_在做什么方面很有成效_幸亏，由于_有很长的路要走_,Keypoints,halfof=onesecondof,aquarter=onefourth,onefifth,twofifths,becauseof,lesslivingspace