Some organizations have been to help the poor students in the western areas of China.
A. given up
B. set up
C. picked up
D. put up
网友回答
A. given up
(答案→)B. set up
C. picked up
D. put up
解析：given up放弃，交出；set up 建立，开业；picked up捡起，学会； put up提供，建造。句意：为了帮助中国西部地区的贫困学生，已经建立起了一些组织。结合语境可知选B。