问题补充:
A modern teaching building has been set up in was a wasteland ten years ago.
A. what
B. which
C. that
D. where
答案:
(答案→)A. what
B. which
C. that
D. where
解析:句意:一座现代化的教学楼在前的废墟的地方被建成。介词in后面是宾语从句,宾语从句中没有主语,用what连接宾语从句,that连接宾语从句的时候,只起到连接作用,不做成分,which哪个,where哪里,都不符合句意,选A。