题目内容：

29.They once lived in a house ____ windows were very small.
A which B that c whose D whom
请翻译句子和选项
并加以说明原因

优质解答

答案：C
由于先行词是house,是物,所以排除D,whom 是指人的.再者,后面还有名词windows,而关系代词which或者that后面都不能接名词的,所以排除AB答案.whose windows 指的是“房子的窗户”,所以正确答案是C.
翻译：他们曾经居住在一栋窗户很小的房子里.