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1、noisepreparenotesreporthugeincreaseDoyouknowthesewords?problembirthbillionfifthgrowUnit1ThepopulationofChinaisabout1.37billion.Module9012345zeroonetwothreefourfivecanyourememberthesenumbers?sixseveneightnineten678910111213141516eleventwelvethirteenfourteenfifte
2、ensixteencanyourememberthesenumbers?171819seventeeneighteennineteen2030405060708090100twentythirtyfortyfiftysixtyseventyeightyninetyhundredcanyourememberthesenumbers?22354768twenty-twothirty-fiveforty-sevensixty-eight表达几十几,注意:个位与十位间一般要用连字符号“-”,十位与百位间用“and”,1011
3、10122143onehundredandoneonehundredandtenonehundredandtwenty-twoonehundredandforty-three百位以上的数字要加逗号.1,483onethousand,fourhundredandeighty-three1,0001,000,0001,000,000,000onethousand（千）onemillion(百万）onebillion(十亿）1001,00010,000100,0001,000,00010,000,000100,000,00
4、01,000,000,000a/onehundreda/onethousandtenthousanda/onehundredthousanda/onemilliontenmilliona/onehundredmilliona/onebillionAthousandmillion.1,000,000,000billionmillionthousand1,234,567,891onebillion,twohundredandthirty-fourmillion,fivehundredandsixty-seventhous
5、and,eighthundredandninetyonecomma逗号十亿News:TheUnitedNationsPopulationFundhaspicked31.oct2011asthedaytheworldishometo7,000,000,000people.What’sthepopulationoftheworldnow?It’ssevenbillion.billionmillionthousandcomma逗号867eighthundredandsixty-seven543fivehundredandf
6、orty-threeSayloudly768,540sevenhundredandsixty-eightthousand,fivehundredandforty6,754,320sixmillion,sevenhundredandfifty-fourthousand,threehundredandtwenty2,100,000twomillion,onehundredthousand1,370,000,000onebillion,threehundredandseventymillion2.1milliontwopo
7、intonemillion1.37billiononepointthreesevenbillion315,000,00011,000,00027,000,0002,000,000,00046,000,000,0009,000,000Challengenumbers20,1358,7422,463,1281,370,000,0002,000,030,0001Chinaa)4,437,0002theUSb)22,956,0003Australiac)314,791,0004NewZealandd)1,370,537,00
8、0ListenandmatchChinahasapopulationof1,370,537,000.ThepopulationoftheUSis314,791,000.22,957,000peopleliveinAustralia.4,437,000peopleliveinNewZealand.P76Workinpairs.Lookatthep
