仁爱英语九年级上册Unit-1-Topic-2-Section-C

Unit1TheChangingWorldTopic2Thepopulationindevelopingcountriesisgrowingfaster.SectionC封丘一初中刘芳梅1000000000First,trytoseparatethenumberingroupsofthreefromrighttoleft.Thenreaditinorderfrombilliontomillionandthousand.Howtoreadnumbers?1,000,000,000billionmillionthousand8888888,88888,888888,8888,888,88888,888,888888,888,8888,888,888,88888,888,888,888888,888,888,888Readclearly,loudlyandquickly.1.Chinahasthelargestpopulation.ThepopulationofChinais1.3billion.Canadahasthesmallestpopulation.ThepopulationofCanadais34million.2.Thepopulationindevelopingcountriesislargerthanthatindevelopedcountries.3.Thelargepopulationmaycausemanyproblems,suchaslesslivingspace,lessenergyandwater.4.Delayedmarriageanddelayedchildbearing,fewerandhealthierbirths.Answersto3onpage12.晚婚晚育，少生优生。1)WhydoesChinacarryouttheone-childpolicy?2)WhatsocialproblemsdoyouthinkChina’slargepopulationhascaused?Anothertwoquestionsonpage13.1)BecausethepopulationofChinaissolargethatithascausedmanysocialproblems.2)Ithascausedlesslivingspace,lessjobopportunities,lessenergyandwater,morepollutionandsoon.1aReadandunderstand.2.Writethetitleofthepassage.1bRead1aandmatchthemainideawitheachparagraph.1._____Paragraph1A.themeasurestodealwiththeproblems2._____Paragraph2B.theworld’sandAsia’spopulation3._____Paragraph3C.theproblemscausedbylargepopulationPopulationProblemsBCA1cRead1aagainandcompletethetable.PopulationofChina____________________Socialproblemless______________fewer_______opportunitiesless_______and______crowded________heavy_________________naturalenvironmentsGovernmentmeasure_____________________1.3billionjobenergywatercitiestrafficworsetheone-childpolicylivingspaceAsiahasapopulationof_____________.That’stosay,almost______ofthepeopleintheworldliveinAsianow.morethan3billionhalfParagraph1Theworld’sandAsia’spopulation.01234567thepopulationtheworldAsia3billion÷6.8billion≈1／2(half)AlmosthalfofthepeopleintheworldliveinAsia.50percent(50%)1.3billion÷6.8billion≈1／520percent(20%)AboutonefifthofthepeopleintheworldliveinChina.one01234567thepopulationtheworldChinaParagraph2Theproblemscausedbylargepopulation.fifthWhatalargepopulation!WhatsocialproblemshasitcausedBecauseofthelargepopulation,thereis__________________foreachfamily.lesslivingspaceBecauseofthelargepopulation,itisdifficultforlotsofpeople______________.tofindjobsBecauseofthelargepopulation,itishardforChinatosupply_______and______tosatisfypeople’sdailyneeds.energywaterBecauseofthelargepopulation,mostcitiesare______________thanbefore,andthetrafficismuch__________.morecrowdedheavierBecauseofthelargepopulation,naturalenvironmentsarebecoming____________________.worseandworse—Everycouplecanhaveonlyonechild.Sofar,theone-childpolicyhasworkedwellincontrollingChina’spopulation.Westillhavealongwaytogo.Paragraph3Themeasurestodealwiththeproblems.Theone-childpolicyEveryminute,about261babiesarebornintheworld.Thatmeanspeoplehaveto_____foodforabout375840newbornbabieseveryday.Theworld’spopulation_______________fasterandfaster.Ithas_______oneofthebiggestsocialproblemstoday.China______thelargestpopulationintheworld.Thereareabout1.3billionpeopleinChina.Ithas________20percentoftheworld’spopulation.Chinahas____________somepoliciestocontrolthepopulation,andthesepolicieshave_______well.ButChinastill_______aseriouspopulationproblem.2Completethefollowingpassagewiththecorrectformsofthegivenwordsorphrases.findgrows/isgrowingbecomecarriedoutreachedgrowreachhavefindworkbecomefacecarryouthasworkedfaces3aWorkingroupsandsearchfortheinformationaboutthefollowingquestions.Thenshareyourideawithyourgroupmembers.1.Howdoyouthinkwecangetmorelivingspace?2.Whatshouldthegovernmentdotooffermorejobopportunities?3.Theenergyandwaterislessandless.Whatshouldwedotodealwithit?4.Thetrafficincitiesismuchheavierthanbefore.Howcanwesolvetheproblem?3bWriteashortpassageofthreeparagraphsbasedon3a.Chinahasthelargestpopulationintheworld.Ithascausedmanyproblems.Everyoneshoulddosomethingtosolvethem.First,thegovernmentshouldkeeptheone-childpolicytocontroltheincreasingpopulation,andpracticethereformandopening-uptodevelopoureconomy.Onlyinthiswaycanwegetmorejobsandimproveourlivingconditions.Second,theenergyandwaterisbecominglessandless.We’dbettersavethemasmuchaspossible,andtrytofindmorenewenergy.Inordertosolvetheproblemofheavytraffic,wecalloneveryonetotakeabusorwalkasoftenaspossible.Choosethebestanswer.1._____ofthestudentsareboysinourschool.A.TwothirdB.TwothreesC.TwothirdsD.Secondthree2.Theone-childpolicyhas_____controllingChina’spopulation.A.beengoodatB.donewellinC.takencareofD.workedwellin3.Edisonisknown_____agreatinventor.A.forB.asC.inD.on4._____yourhelp,Imadegreatprogressinmath.A.ThanksforB.ThankstoC.ThanktoD.ThankforCDBB1.ReadthefractionsinEnglish.2.Talkaboutpopulationproblems.1.Somewords:social,supply,natural,worse,government,paragraph,opportunity,newborn,percent,offer2.Somephrases:halfof,onefifth,becauseof,satisfypeople’sdailyneeds,sofar,takemeasurestodo,beknownas,workwellin,thanksto3.Somesentences:Westillhavealongwaytogo.We’velearnt:Wecan:onesixthoneninthonetwentiethfivesixthstwo