1, safety is best to stop for three points, and comity for three points ensures safety first.
I wish you a long life and a safe journey.
3, red light countless times, life is only once.
4. Roads connect thousands of households, and roads connect you, me and him.
5. The zebra crossing with solid line and dotted line is a life safety line.
6. Good medicine tastes bitter and is good for illness, and traffic regulations are good for travel.