A. Self-efficiency B. The Importance of Environment Protection C. Environment Protection and Economic Development D. Industrialized Countries Should Help Developing Countries Protect Environment 参考答案:C 答案解析:[解析] 主旨大意题。第一段中提到要改变将经济和环境分开的传统观念,第二段第二句再次提到经济和环境均得到改善的可能,第三段主要讲发达国家和发展中国家该如何做才能使得二者均衡发展。
A. Because they are wealthy. B. Because they are stronger. C. Because they have more spare time. D. Because they are better educated. 参考答案:D 答案解析:由第四段的内容可知,年轻一代人口的增长是导致博物馆发生变化的一个重要因素,因为很多年轻人都是有着创新精神和参与意识的大学(毕业)生,即受过良好的教育。故[D]正确。[A]和[C]是讲的one caus