There a lot of farmland here. But now you can only see tall buildings.
A. used to have
B. is used to being
C. used to having
D. used to be
网友回答
A. used to have
B. is used to being
C. used to having
(答案→)D. used to be
解析：be used to sth习惯于某事;used to do sth过去常常做某事. sth be used to do sth某物被用来做某事。句意：这儿过去有许多农田。但是现在你只能看到高楼大厦。There be表示某地有某物，have表示某人有某物，结合语境可知选D。