请写出“引导信号”在昼间和夜间的显示方式?
参考答案:
引导信号:准许列车进入车站或车厂(昼间显示)展开黄色信号旗高举头上左右摇动。
(夜间显示)黄色灯光高举头上左右摇动。
__________ her way through the excited crowd in the bookstore, the woman writer is surrounded by a group of admirers.
A.To make
B.Having made
C.To be made
D.Making
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