This is the museum we visited last year.A. whereB. thatC. whatD. who

问题补充：

This is the museum we visited last year.

A. where

B. that

C. what

D. who

答案：

A. where

(答案→)B. that

C. what

D. who

解析：考查定语从句。先行词为the museum，从句中visited后缺少宾语，故用关系代词that，选B。