Unit 4 Starting out示范公开课教学课件【高中英语外研版选修4】Unit4EverydayeconomicsStartingoutActivity1Watchthevideoandanswerthequestions.Whatisthevideoabout?2Whatstagesarementionedinthevideo?Whataretheylike?Thevideoisaboutthedevelopmentofmoney.Activity1Therearedifferentstagesinthedevelopmentofmoney.Longbeforemoneywasin...
Unit4EverydayeconomicsStartingoutActivity1Watchthevideoandanswerthequestions.Whatisthevideoabout?2Whatstagesarementionedinthevideo?Whataretheylike?Thevideoisaboutthedevelopmentofmoney.Activity1Therearedifferentstagesinthedevelopmentofmoney.Longbeforemoneywasinvented,peopleusedabartersystemtobuyandsellthings.Abartersystemisawaytoexchangegoodsandservicesforothergoodsandservices.Later,somegoodsbecamemorewidelyacceptedthanothers.Thesecouldbeusedtocalculatethevalueofotherproductsandservices.Onesuchitemwassalt.Aroundthe11thcenturyBC,Chinesepeoplestartedtousesmallpieceofbronzetotradethings.Intheearlystages,coinsofdifferentshapeswereused.ThecoinswerestandardisedintheQinDynastyandstartedtotakeacircularshapewithasquareholethroughthemiddle.Aroundtheyear1000,theChinesebegantousepapermoney.TheSongDynastysawtheintroductionofjiaozi,whichissaidtobenotonlythefirstexampleofpapercurrencyusedinChina,butalsointheworld.Today,wehaveamodernsystemofcoinsandpapernotes,butthisiscontinuingtochangeanddeveloptootherforms.2Whatstagesarementionedinthevideo?Whataretheylike?Activity2Lookatthepicturesandanswerthequestions.1Whatactivitiesareshowninthe pictures?2Whatdotheyhaveincommon?3Whatothereconomicactivitiesarepartofyourdailylife?Thepicturesshowsomedailyactivities,namelypayingcoinsforsomevegatables,usinganATMcard,donatingmoneytopeopleinneed,payingthroughanapponasmartphone.(fromtoplefttobottoright)Thesepicturesallshowtypesofeconomicbehaviours,andtheyareallrelatedtocurrencyofvariousforms.Thankyou!敬请各位老师提出宝贵意见！Goodbye！
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