This is one of the means ______ the electricity energy is conducted from one place to another.[ ]A.

题目简介

This is one of the means ______ the electricity energy is conducted from one place to another.[ ]A.

题目详情

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
题型:单选题难度:中档来源:陕西省模拟题

答案

A

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