第11题: [单项选择]Generally speaking, the eastern American cities are (more) ______ than the western ones. A. populous and industrialized B. sparsely populated and agricultural C. bigger and richer D. smaller and poorer 参考答案:D 答案解析:[详细解答] 美国西部领土辽阔,但人口较少,农业经济发达;美国东部的城市化建设相对优于西部,人口密度大,工业发达。C、D的简单表述显然不够准确,故选A。