She showed the visitors around the museum the constructionhad taken more than three years

问题补充：

She showed the visitors around the museum, the constructionhad taken more than three years.

A. for which

B. with which

C. of which

D. to which

答案：

A. for which

B. with which

(答案→)C. of which

D. to which

解析：考查定语从句中的介词。本题考查的定语从句的先行词是the museum，后面的名词construction与the museum之间构成所属关系，故使用of；句意：她带领着游客参观了那家博物馆，这个博物馆的建设工程花了3年多的时间。故C正确。