We have some organizations to help the poor students in the western areas of China.
A. taken up
B. put up
C. picked up
D. set up
网友回答
A. taken up
B. put up
C. picked up
(答案→)D. set up
解析：take up:拿起；接受（提议）；占据；put up：举起；提出；pick up：捡起；学会；set up：建立。根据句意，应为“我们已经建立了一些机构来帮助中国西部的贫困学生。”故选D。