whose 是一个表示所属关系的词，在定语从句中作定语，相当于my，his，her，its，their等修饰人或物。of which 可以代替whose 指物，词序一般是名词＋of which 或of which ＋名词。of whom 可以代替whose 指人，词序是名词＋of whom。
Many children，whose parents are away working in big cities，are taken good care of in the village.
父母亲在大城市里打工的许多孩子在村庄里被照顾的非常好。
