Cars go on the right side of the road in America. It's same to China. Because there are many (car) on the road, traffic rules are very important.
In America, the (drive) must signal(发信号) for turn and changes of the lane(车道). When you are the right of the road, you must signal left before you move to the left.
You should be very (care) when you see a yellow school bus. When the bus stops, you should stop to let (child) cross the street.
Never stop your car on the road. Stop your car on the right of the road when you want (read) a map. Cars often go very fast. (stop) the car suddenly(突然地)is not safe.
You should know always obey their traffic rules when you travel around other.(country).