选C.where 全句的意思是：孩子们很容易迷恋上网，导致暴力事件和在网上做一些父母不允许做的事。 选项A.B.D均用来引导人和物的关系代词和副词，而题中的关系副词是指internet culture（因特网上）的。所以这是一个类似于地点的。因此用where. chilren是主语are easily exposed to the internet culture where violence increases to such a degree that parents don't allow them to do on online.是句子的表语，也可以说是谓语。...
选择where，chilren主语are exposed to谓语the internet culture是宾语where 引导的英语从句修饰the internet culture由于从句中缺少的是地点状语，（on the internet）,所以选择where翻译：儿童容易暴露在网络文化之下，这种网络文化中暴力因素已经上升至一...
定语从句选Bchilren are easily exposed to the internet culture主句Whose violence increases to such a degree定语从句修饰Internet culturethat parents don't allow them to do online另一个定语从句修饰...
