◎ 题干
If you_________ the unnecessary lights, you'll save some energy.

[     ]

A. get off
B. put off
C. take off
D. turn off
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“If you_________ the unnecessary lights, you'll save some energy. [ ]A. get off B. put off C. take off D. turn off …”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。