【题目】The new hospital will be located in used to be a wasteland and a huge shopping mall will also be constructed there used to be a school many years ago.
A. where; where B. what; in which
C. what; where D. which; where
在线课程【答案】C
【解析】考查名词性从句和状语从句。第一空What引导宾语从句作为in的宾语，并在句中做主语。第二空where引导状语从句修饰动词。