One of the most interesting places in Beijing the foreigners want to visit is the Great Wall.
A. which
B. that
C. what
D. where
网友回答
A. which
(答案→)B. that
C. what
D. where
解析：” 此题考查定语从句。The foreigners want to viist 为缺宾语的定语从句，故排除C,D。先行词places被最高级the most 修饰，故选that.