remember the traffic rules

　The traffic lights are the same in every country. There are always there lights;red,yellow and green. Red means "Stop". Yellow means "Wait", and green means "Go".In China, drivers drive on the right side of the road. In the US, drivers dive on the right side,too. In England and Australia,however, drivers drive on the left side of the road. If you go by car, by bike or on foot, you must know the traffic rules.