“红灯停,绿灯行,黄灯闪闪准备行……”这首歌谣大家一定不会陌生,不少同学读幼儿园时就会唱了吧。可是,细想一下,平时你做到了吗?回想起几天前亲眼目睹的一幕,陈老师不禁浑身一颤——那时正是下班时间,马路上最繁忙了。突然,一个约摸十二三岁的小男孩在马路边左右看了一下,然? “Red stop, green light, yellow light ready ...” This song will not be unfamiliar to everyone, many students will sing when reading kindergarten. However, think about it, usually you did it? Recall the scene a few days ago witnessed, Chen could not help but beaten - when it is time off, the busiest on the road. Suddenly, a little boy about twelve years old looked around at the side of the road, however?