轨、辙叉或夹板折断后的紧急处理，应办理（）手续，设置停车手信号防护。
A.封锁施工
B.慢行施工
C.临时封锁施工
参考答案：C
气虚，统摄无权，冲任不固所导致的妇科疾病是（）
A.带下病
B.崩漏
C.经间期出血
D.胎动不安
E.滑胎
The children ran away________all directions the moment they caught sight of their teacher coming near. [ ]
A. in
B. to
C. from
D. off
