问题详情：
Members of the Beijing Wheelchair Dance Training Base,
was set up in 2009, are able to manage their wheelchairs perfectly.
A. who B. which C. what D. that
【回答】
B。先行词the Beijing Wheelchair Dance Training Base是先行词, 指物, 其后的非限制*定语从句明显缺一主语, 故用which, that不能引导非限制*定语从句。
知识点：定语从句
题型：选择题
