第25题: [单项选择]What plays an essential role in making the nation prosperous according to this passage A. Its money. B. Its trade. C. Its natural resources. D. Its people. 参考答案:C 答案解析:[注释] 首段第三句They supply the basis of our prosperity now and hereafter.是答题依据,其中They指的是上句的the natural re