the american ____ ______ is organized around a basically _________, _______economy in which consumers largely _______ what shall be______ by spending their money in the marketplace for those goods and _______ that they want _____.

美国的经济是以基本的私有企业和市场导向经济为架构的，在这种经济中，消费者很大程度上通过在市场上为那些他们最想要的货品和服务付费来决定什么应该被制造出来。

参考答案：economic system,private-enterprise,market-oriented,determine,produced,services,most

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_____ scientific and technical books，_____ textbooks，requires revision at short ____ if their authors wish to ___ ____ ____ new ideas，_____ and ________.