第10题: [单项选择]What does this article suggest A. Oil companies are against solar energy. B. Many people are afraid of solar energy. C. Solar energy might ease the energy problem. D. Shortage of natural gas. 参考答案:C 答案解析:命题点在第一段,文章首先指出石油和天然气都非常有限,接着指出惟一的办法是利用诸如太阳这样的资源,以节省、降低有限能源的使用。