拾物试验阳性提示下列哪个部位结核（）
A.髋关节
B.腰椎
C.肘关节
D.膝关节
E.踝关节
参考答案：B
非节奏流水施工的特点是( )。
A．施工段数大于施工过程数 B．相邻施工过程的流水步距不尽相等C．专业队在各施工段的资源用量可调整 D．专业队在各施工段之间可能有间歇时间
So many model League Members________the lead,we had no________winning victories one after
another. [ ]
A. taking; trouble
B. take; difficulty
C. took; troubles
D. taking; difficult
