4．B some 40 percent
5．D providing subsides
6．Arecycling heat and energy
7．D We choose the most efficient models of refrigerators and other white goods
8．Annual utility-bill savings
9．Self-denial
10．The market itself
11．CCom 2007年12月六级真题A卷阅读\完型答案—江涛版 标签：
