Question

【题目】--- _______ is that tall boy? --- He's my classmate.

A. Who B. Where C. Whose D. What

Answer 1

【答案】A

【解析】句意：——那个高个子男孩是谁？——他是我的同学。Who谁；Where哪里；Whose谁的；What什么。根据He's my classmate可知询问他是谁，故用疑问词who，故选A。