百色科目四英语电子版
1、The sign on the right warns of entering a tunnel, and requires reduced speed.
A. Right
B. Wrong
Answer：B
2、When driving on a muddy road, the driver should hold the steering wheel firmly and speed up to pass through.
A. Right
B. Wrong
Answer：B
3、When a motor vehicle turns left at this intersection the driver should change to the left lane in advance by the guide arrow.
A. Right
B. Wrong
Answer：A
4、What should the driver do when seeing these hand signals.
A. Stop and wait
B. Go straight and pass through the intersection
C. Turn right at the intersection
D. Turn left at the intersection
Answer：A
5、The sign on the right warns of a non-motor vehicle lane.
A. Right
B. Wrong
Answer：B
6、When a head-on collision with another vehicle is unavoidable, what should the driver do?
A. Change head-on collision to side collision
B. Immediately turn the steering wheel to the right side to evade
C. Immediately apply emergency braking
D. Immediately turn the steering wheel to the left side to evade
Answer：C
7、When there is a braking failure on a downhill road, the driver should immediately try to find and drive to an emergency lane; after stopping the vehicle on the emergency lane, the driver should pull up the stopping brake so as to prevent a second danger arising from the vehicle sliding.
A. Right
B. Wrong
Answer：A
8、When approaching motor vehicles ahead running at a normal speed on the highway, drivers behind may find a chance and weave through them swiftly.
A. Right
B. Wrong
Answer：B
9、When the electric equipment and gasoline of a motor vehicle catches fire, the driver may extinguish the fire with water.
A. Right
B. Wrong
Answer：B
10、The sign above the tunnel indicates a height limit of 3.5 meters on the road ahead.
A. Right
B. Wrong
Answer：A
11、The guide arrow on the road surface of this lane indicates that only left and right turns are permitted on the lanes ahead.
A. Right
B. Wrong
Answer：A
12、The guide arrow on the road surface of this lane indicates that there is an intersection on the right side of the road.
A. Right
B. Wrong
Answer：B
13、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A. Right
B. Wrong
Answer：B
14、In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A. Maintaining the braking system periodically
B. Checking the free brake pedal travel before driving
C. Using the braking system correctly to avoid brake-fade
D. For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer：ABCD
15、The sign in front indicates a 4-kilometer distance from the next exit.
A. Right
B. Wrong
Answer：A
16、Drivers may go straight and pass through when trafficpolice give these hand signals
A. Right
B. Wrong
Answer：B
17、When a motor vehicle approaches the exit of a tunnel the driver should firmly hold the steering wheel to prevent any harmful effects of a strong side wind.
A. Right
B. Wrong
Answer：A
18、What is the function of ABS during emergency braking?
A. Shortening the braking distance
B. Keeping steering capacity of the motor vehicle
C. Relief the braking inertia
D. Controlling directions automatically
Answer：B
19、When approaching a vehicle on a narrow slope, which one of the following ways is correct?
A. The descending vehicle yields to the ascending
B. The vehicle which is further from the slope crest should yield
C. The ascending vehicle yields to the descending
D. If the descending vehicle has reached the midpoint while the ascending vehicle has not yet set out, the descending vehicle must yield.
Answer：A
20、The sign on the right warns of an unguarded railway crossing 150 meters ahead.
A. Right
B. Wrong
Answer：A