题目内容
【题目】The red light is a __________ of stopping the cars.
A. sign B. signal
C. mark D. symbol
【答案】B
【解析】句意:红灯是停车信号。signal信号。
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题目内容
【题目】The red light is a __________ of stopping the cars.
A. sign B. signal
C. mark D. symbol
【答案】B
【解析】句意:红灯是停车信号。signal信号。