【题目】The newly-built café, the walls of _____ painted light blue, is really a peaceful place for us, especially after hard work.
A.whose
B.which
C.what
D.it

【答案】B
【解析】考查定语从句。句意：那座墙被涂成浅绿色的咖啡馆对于我们来说真的是一个平静的去处，尤其是在辛苦的工作之后。这里是非限制性定语从句做介词of 的宾语，所以只能用关系代词which，所以答案是B。