Is that the small town you often refer to?Right just the one you know I used to w

问题补充：

--- Is that the small town you often refer to?

--- Right, just the one you know I used to work for years.

A. that

B. which

C. where

D. what

答案：

A. that

B. which

(答案→)C. where

D. what

解析：此题考查的是定语从句，the one 做先行词，you know 为插入语，从句中不缺少主语或宾语，而缺少地点状语。因此选C。