Traffic rules help to keep order on the road. They also help to keep people 1.The pedestrian(行人) has as many rules to 2 as the driver of a car. You should walk on the sidewalk(人行道) or at the side of the road. Always look3 before you walk across the street. If you like riding a bike, don't ride in middle of the road or run4red traffic lights. When you ride a bike with a friend, don't look around or talk .If you drive a car, you should 5at the traffic lights. You must always 6a seat belt (安全带).Without belts7the driver and the passengers may be badly hurt in a sudden accident.

    You may not need to take a bus, but8if you have to travel in one. Get on or get off a bus only when it comes to a 9.When it is full, don't try to get inside 10you may fall off.

    Traffic rules are also called Road Safety rules.