Look out! Don’t get too close to the house roof is under repair.
A. that
B. which
C. of which
D. whose
网友回答
A. that
B. which
C. of which
(答案→)D. whose
解析：考察定语从句。本题定语从句的先行词是the house，定语从句中名词roof的前面缺少定语修饰，故使用whose指代先行词the house在句中作为roof的定语。相当于the roof of which。句意：当心！不要过分靠近那座屋顶正在维修的房子。故D正确。