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商洛科目四英语pdf

1、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.

A. Right

B. Wrong

Answer：A

2、When there is a sudden braking failure on the road, what should be done by the driver?

A. Firmly holding the steering wheel and controlling the direction

B. Immediately changing to a low gear to reduce speed

C. Using the stopping brake to reduce speed

D. Turning on the hazard lamps

Answer：ABCD

3、When braking, the steering will become impossible if the front wheels are blocked

A. Right

B. Wrong

Answer：A

4、Which of the following is a bad habit when changing lanes?

A. Turning on the indicator in advance

B. Observing closely before changing a lane

C. Change lanes at will

D. Not obstructing the passing of other normally moving vehicles

Answer：C

5、The sign on the right warns of traffic signals ahead.

A. Right

B. Wrong

Answer：A

6、The sign on the right warns of a narrowed road on both sides ahead.

A. Right

B. Wrong

Answer：B

7、The sign in front is an advance announcement of the directions led by the interchange.

A. Right

B. Wrong

Answer：A

8、Which one of the following is the safest way when driving a motor vehicle on this road?

A. Cutting speed or stopping to yield

B. Driving along the center of the road

C. Keeping a normal speed

D. Approaching vehicles by taking the opposite lane

Answer：A

9、When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.

A. Right

B. Wrong

Answer：A

10、The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.

A. Right

B. Wrong

Answer：A

11、When driving on a muddy road, what should drivers do if the wheels spin and slide?

A. Cover the ground under the wheels with gravels

B. Change to a high gear and speed out

C. Cover the ground under the driving wheels with gravels

D. Violently turn the steering wheel and suddenly speed up

Answer：C

12、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.

A. Right

B. Wrong

Answer：B

13、The sign on the right indicates a one-kilometer distance from the ETC toll station.

A. Right

B. Wrong

Answer：A

14、When a motor vehicle breaks down and has to be stopped on the highway, what should the driver do?

A. Set up a breakdown warning sign 150 meters behind the vehicle

B. Set up a breakdown warning sign 100 meters behind the vehicle

C. If it happens at night, turn on the clearance lamp and rear position lamp

D. Turn on the hazard lamps

Answer：ACD

15、If a motor vehicle encounters a strong side wind when it leaves the opening of an expressway tunnel, what will happen?

A. A feeling of deceleration

B. A feeling of acceleration

C. A feeling of pressure

D. Deviation in direction

Answer：D

16、The sign on the right warns of a bumpy road ahead.

A. Right

B. Wrong

Answer：B

17、Unless stopping due to obstacles or vehicle breakdown on an expressway, motor vehicles are not allowed to stop to pick up or drop off people or load and unload cargo.

A. Right

B. Wrong

Answer：A

18、When the motor vehicle stops on an uphill section, how should the driver use the foot brake?

A. Earlier than on a level road

B. Later than on a level road

C. As timely as on a level road

D. Strongly depress the foot brake pedal

Answer：B

19、In this situation, motor vehicles are permitted to stop temporarily at bus stations.