引导车的闪光灯是什么颜色？

47. 引导车的闪光灯是什么颜色？

单选题正确率: 60%

A. 红色 B. 红色和蓝色 C. 黄色 D. 黄色，或黄色和紫色

恭喜，答对了！ {{vm.result.explain}}

答案不正确！ {{vm.result.explain}}

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