Here are some rules of the road to make your driving experience safe and enjoyable in the United States.Though the rules don't represent a full list of the motor vehicle and traffic laws of the states，it is your responsibility as the driver to follow all the motor vehicle and traffic laws.
    Do Not Drink and Drive!
    Each state prohibits（禁止） Driving While Drunk.
    Wear Seatbelts —It's the Law!
    Also，the use of child seats for babies and small children （usually under age 5）is required to stay in all states.Place child seats in the back seat only.
    Stay to the Right
    In the United States，motor vehicles are operated on the right hand side of the road.Be careful to stay to the right at all times--especially if you are from a left-hand drive country.
    Obey the Speed Limit
    In most states，the maximum highway speed is 65 mph （miles per hour）in rural areas and 55 mph in urban areas.Speed limits on secondary roads and m cities and towns are usually lower，generally 30 mph and even lower in school zones（地區(qū)）.
    Stop for School Buses
    Traffic approaching（靠近）in both directions must stop for a school bus while its red lights are flashing

（1）The purpose of the rules of the road is to

B

B

.
A.provide a full list of traffic laws of the United States
B.make drivers enjoy safe and pleasant driving in the United States
C.tell drivers to avoid dangerous roads in all the states
D.show drivers the different road signs in all the states
（2）If you travel with a child under the age of 5，you should

A

A

.
A.put him in a child seat
B.carry him in your arm
C.have him sit beside you
D.fasten him in the front seat
（3）What does a driver from a left-hand drive country need to do while driving in the United States？

D

D

A.Stick to his driving practice.
B.Apply for a new driving license.
C.Take a special retraining course.
D.Keep to the right side all the time.
（4）The speed limit set for school zones is

C

C

A.65 miles per hour
B.55 miles per hour
C.lower than 30 miles per hour
D.higher than 30 miles per hour
（5）When a school bus flashes its red lights，

B

B

.
A.people should cross the street quickly
B.approaching vehicles must stop
C.all vehicles must slow down
D.police should be called in