仁爱版九年级英语上册-Unit-1-Topic-2-Section-B-课件(共27张PPT)

2023/5/27仁爱版九年级英语上册Unit1Topic2SectionB课件(共27张PPT)Sheknowsnothingaboutthebookbecauseshehas_____readit.Theearlybushas__________left.Youhavetowaitforthenext.--Havethey__________gonefishing?--No,_____.4.Havetheyfinishedtheirwork_____?5.HasMary_____beentoChina?6.I’vebeenthere_____anddon’twanttogothereanylonger.neveralready/justeverneveryeteveralreadynumbersinourlivesonehundredandfiftyyuanthousandsofpeopletwopointtwosix(2.26)meterstall

twothousandandeightOlympicGames1,000,000,000one

billion1,000,000one

million1,000one

thousand3.14three

point

onefour100one

hundred

Look,readandlearnFirst,trytoseparatethenumberingroupsofthreefromrighttoleft.Thenreaditinorderfrombilliontomillionandthousand.Howtoreadnumbers?1,000,000,000billionmillionthousand1

000000

0002Listenandreadthenumbers,payingspecialattentiontotheintonation.Thenreadtheothernumberswithyourpartner.1,000,000,000billionmillionthousand543.7fivehundredandforty-threepointseven

1562onethousand,fivehundredandsixty-two6004001sixmillion,fourthousandandone7198764502sevenbillion,onehundredandninety-eightmillion,sevenhundredandsixty-fourthousand,fivehundredandtwo973ninehundredandseventy-three3980threethousand,ninehundredandeighty98721ninety-eightthousand,sevenhundredandtwenty-one768540sevenhundredandsixty-eightthousand,fivehundredandforty1,000,000,000billionmillionthousand2346780twomillion,threehundredandforty-sixthousand,sevenhundredandeighty82346580eighty-twomillion,threehundredandforty-sixthousand,fivehundredandeighty405000000fourhundredandfivemillion5555555555fivebillion,fivehundredandfifty-fivemillion,fivehundredandfifty-fivethousand,fivehundredandfifty-five1,000,000,000billonmillionthousand=Theworldhasapopulationof6.8billion.世界有68亿人口。Thepopulationoftheworldis6.8billion.世界的人口是68亿。一.表达人口的句型：ThepopulationofChinais1.3billion.=Chinahasapopulationof1.3billion.ThepopulationofChinais1.3billion.______isthepopulationofChina?=HowlargeisthepopulationofChina?=HowmanypeoplearethereinChina?=What’sthenumberofpeopleinChina?Thepopulationoftheworldis6.8billion._____isthepopulationoftheworld?=Howlargeisthepopulationoftheworld?=Howmanypeoplearethereintheworld?=What’sthenumberofpeopleintheworldWhatWhat二.询问人口的句型ThepopulationofIndiais1.1billion.WhatisthepopulationofIndia?=HowlargeisthepopulationofIndia?=HowmanypeoplearethereinIndia?=What’sthenumberofpeopleinIndia?ThepopulationoftheU.S.Ais309million.WhatisthepopulationoftheU.S.A?=HowlargeisthepopulationoftheU.S.A?=HowmanypeoplearethereintheU.S.A?=What’sthenumberofpeopleintheU.S.AThepopulationofChinais________.ThepopulationofCanadais

________.large/bigsmall三.修饰人口的词：e.g.Thepopulationofthiscityisnearly300000.这个城市的人口将近三十万。e.g.80%ofthepopulationinChinaare

farmers.中国百分之八十的人口是农民。强调人口的具体分布或构成(作复数）population集合名词某地整体人口的数量(作单数）四.population的用法：Thepopulationofourschool_____(be)3000.50%ofthepopulationinourschool______(be)female.

isare6800808080The

population

isincreasingby

80millioneveryyear.increaseby+数字/倍数/百分数增加了……e.g.Thepriceofthehousehasincreasedby250yuaneveryyear.

increaseto+数字增加到……e.g.Thepriceofthehousehasincreasedto500yuan.

250250250250250250500Thepopulationindevelopingcountriesislargerthanthatindevelopedcountries.发展中国家发达国家Luckily,Chinahasalreadycarriedouttheone-childpolicytocontrolthepopulation.实施What’sthepopulationoftheworld?Thepopulationoftheworldis6.8billion.Thepopulationoftheworldisincreasingby80billion.Chinahasapopulationof1.3billion.ThepopulationofU.S.Ais309million.Itshowsthatthepopulationindevelopingcountriesislargerthanthatindevelopedcountries.Luckily,Chinahasalreadycarriedouttheone-childpolicytocontrolthepopulation.1bListento1aandmatchtheinformation.1.theworld2.China3.India4.theUSAA.309millionB.6.8billionC.1.3billionD.1.1billionMakesimilarconversationsaftertheexample.Example:A.:What’sthepopulationoftheworld?B:It’sabout6.8billion.1.theworld2.China3.India4.theUSAA.309millionB.6.8billionC.1.3billionD.1.1billion1cRead1aandfillintheblanks.Theworldhasapopulationof6.8billionanditisincreasingby__________everyyear._______hasthelargestpopulation.Ithasalreadyreached__________andIndiais_________with1.1billion.Thepopulationindevelopingcountriesis______andisgrowing________thanthatindevelopedcountries.Luckily,ourcountryhascarriedoutthe___________policytocontrolthepopulation.80millionChina1.3billionsecondlargerfasterone-childThesupermarketisverycrowded.Soitis.

So+主语+

be/情态动词/助动词Lucydancesverywell.Shehascleanedtheroom.Soshedoes.Soshehas.Soitis.Languagepoints确实如此。3Workingroupsanddiscussthepopulationoftheworld.Thefollowingchartandquestionsmayhelpyou.1.Whichofthese5countrieshasthelargest/smallestpopulation?What’sthepopulationofit?2.Whatcanyoutellfromthepopulationindevelopingcountriesandindevelopedcountries?3.Whatproblemsdoesthelargepopulationcause?4.Whatmeasuresdoyouthinkshouldbetakentocontrolthepopulation?Chinahasthelargestpopulation.ThepopulationofChinais1.3billion.Canadahasthesmallestpopulation.ThepopulationofCanadais34million.Thepopulationindevelopingc