A. different ways companies and governments finance themselves B. one way companies and governments finance themselves C. how de people make money through stocks and shares D. how does the government finance itself 参考答案:B 答案解析:主旨题。 [解析] 本题就全文中心思想提问,解题关键在于正确把握全文脉络。文章第一段分析公司发展所需的资金来源,介绍了股票的形成原因;在第二段,作者介绍了股票的买卖交易方式;第二段作者说明由政府