Question

–Do you know the man              is running along the street?
–Yes.He is our math teacher.

A．who

B．whom

C．which

D．whose

Answer 1

A

试题分析：你知道沿着街道跑的那个人是谁吗？是的，他是我们的数学老师。定语从句用来充当句中定语的成分，被修饰的名词叫先行词，连接主从句的是关系词。关系词分：1关系代词：who , whom , whose , which , that 。2关系副词：where,when why 等。一般的who 用于指代人的先行词，which 用来指代物的先行词，that既可指认又可指物。关系代词在从句中作主语、宾语。该句中先行词是人，在从句中做主语，故选A