the teacher asked _____who had handed in their papers to leave the classroom as soon as possible
问题描述：
the teacher asked _____who had handed in their papers to leave the classroom as soon as possible
A.them B.those C.these D.the student
我选A错了?应该选什么?谁能帮解释下,
答
选B啊,这是一个定语从句,those作为先行词使用,指代的是那些人,也就是后面句子中的who had handed in their papers ,已经上交试卷的人.而且你也可以把这个句子记一下,those who常常是一起搭配使用的