![Somedayinthefuturewemaynotneedtohavemoneyinourpockets.I...]( "Somedayinthefuturewemaynotneedtohavemoneyinourpockets.I...")
- 问题详情：Somedayinthefuturewemaynotneedtohavemoneyinourpockets.Islifeeasierwhenpeopledon’tneedtocarryanymoneyatall?Ismoneyheavytocarry?Isitsafetocarrymoney?Maybeinthefutureeachofuswillhaveonlyonesmallcreditcard(*).Wewilluseitinsteadofmoneytobuyallthe...
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