可否能解答关于seat的用法

问题描述:

可否能解答关于seat的用法
In the front of the classroom sat a teacher,____students seated around him, discussing a hard problem with him.
A whose B whom C who D where
为什么是B 希望得到句法分析

这个题的确是有点难度了,In the front of the classroom sat a teacher 完全倒装句子原型是 A teacher sat in the front of the classroom这个题的难点是 seat的词义 seat在这里是及物动词,“使就坐” 先行词是teach...