Please tell me about the people and interesting things _ you have seen in Europe.A.what B.whom C.which D.that
问题描述：
Please tell me about the people and interesting things _ you have seen in Europe.
A.what B.whom C.which D.that
答
D 先行词既有人又有物 如果只有人的时候可以用who（做主语） 或者whom（做宾语）
答
选D,
当先行词既有人又有物时，只能用that引导定语从句
答
D 先行词有人有物 用that