◎ 题干
This is one of the means ______ the electricity energy is conducted from one place to another. 
[     ]
A. by which
B. by that
C. what
D. which
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“This is one of the means ______ the electricity energy is conducted from one place to another.[ ]A. by whichB. by thatC. what D. which…”主要考查了你对  【关系代词】【介词和介词短语】【限制性定语从句】  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。