2021年英语四级作文预测：钱思维导图
2021年英语四级作文预测：钱
树图思维导图提供 2021年英语四级作文预测：钱 在线思维导图免费制作，点击“编辑”按钮，可对 2021年英语四级作文预测：钱 进行在线思维导图编辑，本思维导图属于思维导图模板主题，文件编号是：1baa6078b978dc47da651de34474a9e4
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2021年英语四级作文预测：钱思维导图模板大纲
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Money
Intheearlieststagesofman’sdevelopmenthehadnomoreneedofmoneythananimalshave.Hewascontentwithsimpleformsofshelterandfromnaturalmaterialsaroundhim,hemadehisownroughtoolsandweapons.Ashebecamemorecivilized,however,hebegantowantbettershelter,moreefficienttoolsandweapons,andmorecomfortableclothingthancouldbeprovidedbytheworkofhisownunskilledhands.
Forthesethingshehadtoturntotheskilledpeoplesuchassmithsandcarpenterswhowerespringingupeverywhere.Itwasthenthatthequestionofpaymentarose.Atfirsthegotwhathewantedbyasimpleprocessofexchange.Thesmithwhohadnotthetimetolookafterlandorcattlewasgladtotakemeatorgrainfromthefarmerinexchangeforanaxeoraplough.Butasmoreandmoregoodswhichhadnofixedexchangevaluecameonthemarket,exchangebecametoocomplicatedtobesatisfactory.
Anotherproblemsarosewhenthosewhomadethingswantedtogetstocksofwood，leatheroriron,buthadnothingtoofferinexchangeuntiltheirfinishedgoodswereready.Thusthedifficultiesofexchangeledbydegreestotheinventionofmoney.Insomecountries,easilyhandledthingslikeseedsorshellsweregivenacertainvalueandthefarmer,insteadofpayingthesmithforanewaxebygivinghimsomemeatorgrain,gavehimsomanyshells.
Ifthesmithhadanyshellsleftwhenhehadboughthisfood,hecouldgetstocksoftherawmaterialsofhistrade.Insomecountriesquitelargethingssuchascowsorcamelsorevenbigflatstoneswereusedfortrade.Later,piecesofmetal,bearingvaluesaccordingtotherarityofthemetalandthesizeofthepiecesofcoinswereused.Moneyasweknowithadarrived.1
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