==there is not a conductor that / which does not resist the flow of the electrical charges. 每个导管都会导电 there Is no boy but likes football==there is no boy who doesn't like football. 每个男孩都喜欢足球.
there be 句型 后面的名词才是真正的主语 Not a conductor is __resists the flow of the electrical charges 需要一个连词引导表语从句 排除 BD that 引导表语从句不能做句子成分 排除C 只有A which 同时在从句中做主句 指代 conductor 没有一个导体是阻止电荷流(导体是...