The house，__________ was damaged，has now been repaired．

A.which the roof

B.the roof of which

C.which roof

D.that whose roof

答案及解析： B

解析：

在定语从句中，表示“……（物）的”，既可用“whose+名词”也可用“the+名词+of which”来引出从句。C项which作为关系代词一般不在从句中作定语，D项whose roof前多了that，故均不可选。