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1、Topic2Chinahasthelargestpopulation!SectionC（录音）双龙刘霞8888888,888888,000888,000,888888,000,888,000Tonguetwisterhundredthousandmillionbillion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tenthousandfivemillionsixbillionhundredsofmillionsofmillionsofstarsthousandsof6,800,000,000Whatala
2、rgepopulation!What’sthepopulationoftheworld?A:What’sthepopulationofChina?B:It’sabout1.3billion.PairworkTalkaboutthechartA:What’sthepopulationofIndia?B:It’sabout1.1billion.PairworkTalkaboutthechartReadparagraphoneandfillintheblanksAsiahadapopulationof_______________in2005.That’stosay,______oft
3、heworld’spopulationliveinAsia.morethan3billionhalf3billion÷6.5billion≈1／2(half)50percent(50%)AlmosthalfofthepeopleintheworldliveinAsia.1.3billion÷6.5billion≈1／5(one20percent(20%)OnefifthofthepeopleintheworldliveinChina.fifth)morefirst第一[fə:st]second第二['sekənd]third第三[θə:d]fourth第四[fɔ:θ]fifth第
4、五[fifθ]sixth第六seventh第七eighth第八[eitθ,eiθ]ninth第九[nainθ]twelfth第十二[twelfθ]twentieth第二十['twentiiθ]分数表达，分子用基数词,分母用序数词，onesixthoneninthonetwentiethfivesixthstwoninthsseventwentieths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sone(a)halfaquarterthreequartersthreeandahalfback1.3billion÷6.5billion≈1／5(one20perce
5、nt(20%)Chinahasthelargestpopulation,andaboutonefifthofthepeopleintheworldliveinChina.fifth)Whatproblemsdoesalargepopulationcause？Becauseofthelargepopulation,thereislesslivingspaceforeachfamily.Andit’sdifficultforlotsofpeopletofindjobs.Thelargepopulationalsocausesmanyotherdifficultiesforthewho
6、lenation.Forexample.weareshortofenergyandwater.Mostcitiesaremorecrowdedthanbefore.thetrafficismuchheavier.Becauseofthelargepopulation,thereis______(moreless)livingspace.Becauseofthelargepopulation,it’s______(difficulteasy)formanypeopletofindjobs.Becauseofthelargepopulation,weare____________
7、__energyandwater.Becauseofthelargepopulation,thecitiesare______________thanbefore.Becauseofthelargepopulation,thetrafficis_____________.Readparagraphtwoandfillintheblanksmorecrowded.muchheavier.shortoflessdifficulttheone-childpolicy.Sofar,our
