![__36__.Peopleusemoneytobuyfood,furniture,books,bicycles...]( "__36__.Peopleusemoneytobuyfood,furniture,books,bicycles...")
- 问题详情：__36__.Peopleusemoneytobuyfood,furniture,books,bicyclesandhundredsofotherthingstheyneedorwant.Whentheywork,theyusuallygetpaidinmoney. Mostofthemoneytodayismadeofmentalorpaper._37_.Oneofthefirstkindsofmoneywasshells. Shellswerenottheonlythin...
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