Yesterday we went to visit the farm my father used to work for nearly ten years.A. in whi

问题补充：

Yesterday we went to visit the farm my father used to work for nearly ten years.

A. in which

B. that

C. where

D. which

答案：

A. in which

B. that

(答案→)C. where

D. which

解析：修饰名词farm是一个定语从句，先行词表示的是地点，故关系词用where，故本题选C。