A-A+
A. It will stop automatically. B. It will move
问题详情
A. It will stop automatically.
B. It will move on at the same speed.
C. It will gradually slow down.
D. It will keep a safe distance from the other trains请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
◆预测：竖读选项可以判断本题考查的是it的状态，听音重点为：stop，moveon，slowdown，keepdistance。◆精析：文章提到如果控制点没有发出信号，列车会自动停止运行，故选A。
