凉山州科目四英语电子版
1、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A. Right
B. Wrong
Answer:A
2、The sign in front indicates the allocation of roads ahead.

A. Right
B. Wrong
Answer:B
3、Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
A. The cargo vehicle carried more cargo than capacity
B. The cargo vehicle illegally overtook other vehicles
C. The bus carried more passengers than capacity
D. The driver of the bus kept driving when tired
Answer:ABC
4、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
5、Which one of the following measures is correct when a motor vehicle encounters this situation at night?

A. Keep driving at a normal speed
B. Drive at an increased speed to avoid light
C. Cut speed or stop to yield
D. Turn on high-beam to reject
Answer:C
6、When driving in rain or snow, the driver should turn left to stabilize the vehicle if the motor vehicle slides to the right side.
A. Right
B. Wrong
Answer:B
7、What should the driver do to ensure the motor vehicle passes the level crossing safely?

A. Change to neutral gear and slide over
B. Switch to low gear after entering the level crossing
C. Decelerate and lower the gear before entering the level crossing
D. Stop and observe inside the level crossing
Answer:C
8、What should motor vehicle drivers do under the circumstance shown in the flash?

A. Drive by borrowing the opposite lane
B. Brake suddenly and pass through at a lower speed
C. Drive by the outer side of the curve
D. Reduce speed fully and drive by the right side
Answer:D
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、Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
A. Drunk driving
B. Speeding
C. Fatigued driving
D. Hit-and-run driving
Answer:ABD
11、Motor vehicles are not allowed to reverse in a tunnel.
A. Right
B. Wrong
Answer:A
12、The sign on the right warns of a sharp winding road ahead.

A. Right
B. Wrong
Answer:B
13、The sign on the left indicates U-turn is allowed here.

A. Right
B. Wrong
Answer:A
14、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A. Right
B. Wrong
Answer:B
15、Which of the following acts are prohibited when passing through a tunnel?
A. Overtaking
B. Stopping
C. Making a U-turn
D. Reversing
Answer:ABCD
16、Which one of the following is the safest way when driving a motor vehicle on this road?

A. Speed up and bypass the obstacle
B. Take the opposite lane and compel the other vehicle to yield
C. Stop and yield to the oncoming vehicle
D. Sound the horn or turn on the headlamp
Answer:C
17、Mr. Zou drove a large sleeper coach (capacity 35 people and carrying 47 passengers). At the spot of 938 kilometers of the Jinggang ao Expressway, large amounts of dangerous chemicals in the coach blew up, killing 41 people and injuring 6. What are the main illegal acts in this case?
A. Carrying more passengers than permitted
B. Passengers carried flammable and explosive substances
C. Speeding
D. Illegal parking
Answer:AB
18、When a motor vehicle passes over an inundated road, what should the driver do for safe driving?
A. Slow down and drive with special care
B. Speed up and pass rapidly
C. Maintain a normal speed and pass through
D. Change to a low gear and speed up to pass
Answer:A
19、The sign on the right indicates right-hand turn only.

A. Right
B. Wrong
Answer:A
20、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.

A. Right
B. Wrong
Answer:B