第31题: [单项选择]What do green buildings refer to nowadays A. Buildings that are environment-friendly. B. Buildings covered with green plants. C. Buildings painted by green hands. D. Buildings like houses, factories, and offices. 参考答案:A 答案解析:[解析] 事实细节题。本题问现在绿色建筑物指的是什么。答案在第一段第二句Green buildings can also refer to environmentally friendly house