Traffic rules are made to keep order on the road. They also help to keep people safe and keep order on the road,so we should obey them. The pedestrian (行人) has as many rules to follow .We should walk on the side of the road. Always look carefully before we walk across the street . If we like ride a bike, we should ride in the middle of the road or run though the red traffic lights. When we ride a bike with a friend, We had better not look around to talk. If we drive, we should slow down at the traffic lights. We must always wear a seat belt (安全带). Without belts both the drivers and the passengers may be badly hurt in a sudden accident. Someone may be thrown out through the window. We may not need to drive a bus, but we should look out if we have to travel in the bus. Get on or get off the bus only when it comes to a stop. When it is full, do not push in all directions,or we may fall off. Safety must come first. We must not break the traffic rules.