间发车手信号为（）色灯光上弧线向列车方面作圆形转动。
参考答案：绿
The crowd cheered wildly at the sight of LiuXiang, who was reported __ the world record in the 110- meter hurdle race.
A．breaking
B．having broken
C．to have broken
D．break
( )是根据企业的实际情况而设定的最关键的指标。
A．(A) 否决指标
B．(B) 暂缓指标
C．(C) 延后指标
D．(D) 推迟指标
