The headmaster introduced a new teacher___had just come to work to usA.what B.which C.whom D.who
问题描述：
The headmaster introduced a new teacher___had just come to work to us
A.what B.which C.whom D.who
答
D.who 定语从句 who 是关系代词
答
D.这里是修饰人的定语从句.只有WHO是修饰人的..
答
D,
whom也可以修饰人,不过是宾格形式,在后半句中,had just come...是主格,所以就只能用who.