The university is saving $ 300,000 per year by its energy ______ efforts. A. consumption B. conserva...
2022-11-04 18:44:19 157次 2014-2015学年安徽省合肥市高三第二次教学质量检测英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The university is saving $ 300,000 per year by its energy ______ efforts.
A. consumption B. conservation
C. suspension D. prohibition
本题链接：
