–Well, where did you spend your night that day? --At .
A. where it is called Grand Hotel
B. what is called Grand Hotel
C. which is called Grand Hotel
D. that is called Grand Hotel
网友回答
A. where it is called Grand Hotel
(答案→)B. what is called Grand Hotel
C. which is called Grand Hotel
D. that is called Grand Hotel
解析：what 引导的名词性从句，作 at 的宾语。