----Where did you first meet your boyfriend?------It was in the department store he wo

问题补充：

------Where did you first meet your boyfriend?

------It was in the department store he worked.

A. which

B. that

C. what

D. where

答案：

A. which

B. that

C. what

(答案→)D. where

解析：考查从句，做从句时，首先看从句是否缺少成份，如果缺少成份，就选择关系代词；如果不缺少成份，就选择关系副词，从句he worked不缺少成份，先行词是department store，所以选D