具有典型“附丽病”表现的是（）。
A.RA
B.AS
C.Reiter综合征
D.牛皮癣性关节炎
E.肠病性关节炎
参考答案：B
The shop _____ for two weeks, but I _____ there so far.[ ]
A. has opened; haven't gone
B. has been open; haven't been
C. has been open; haven't gone
D. has opened; haven't been
基本采样单元式划分采样单元的最小煤量，对各批量的煤以1000t为1采样单元。
