Could you tell me something about the boy?He is a hero saved two lives in the earthquak

问题补充：

Could you tell me something about the boy?

--He is a hero saved two lives in the earthquake.

A.who;children B.which;childrens’ C.who;children’s

答案：

解析：句意：你能告诉我关于那个男孩的事情吗？他是个英雄，在地震中救了两个孩子的命。hero英雄，先行词，后接定语从句，who/that指代人，在定语从句中做主语；children儿童，与lives生命为名词所有格，故选C.