商洛英语科目四考试
1. Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A. Right
B. Wrong
Answer: B
2. What is the meaning of this sign?

A. Road narrows on both sides
B. Road narrows on the right side
C. Road narrows on the left side
D. Bridge narrows
Answer: B
3. When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A. Right
B. Wrong
Answer: A
4. When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A. Right
B. Wrong
Answer: A
5. When the vehicles cross each other at night, what should the driver do if the vehicle coming in the opposite direction always use the high beam light.
A. Continuous change lights and honk to remind the vehicle coming in the opposite direction
B. Turn on the high beam light
C. Reduce speed or driving on the right side.
D. Move his sight to the right side to evade the light
Answer: CD
6. When evading an emergency, except for being calm what principle should be held by drivers?
A. Evading people first and then objects
B. Evading objects first and then vehicles
C. Evading vehicles first and then people
D. Evading objects first and then people
Answer: A
7. What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A. Shorten the engine’s service life
B. Make the driver feel tired
C. Easily cause the vehicle to overturn
D. Reduce the braking efficiency
Answer: D
8. Turning on the high-beam is an effective way to improve visibility in fog weather.
A. Right
B. Wrong
Answer: B
9. What is the meaning of this sign?

A. Reduce speed and go slowly
B. Watch for danger
C. Jammed section
D. Accident-prone section
Answer: B
10. When driving on a long downhill road, which is the best way to control driving speed?
A. Coast in neutral gear
B. Depress the clutch and coast
C. Use the engine to brake
D. Depress the brake pedal continuously
Answer: C
11. A driver should accelerate in advance to overtake then it is likely to meet with oncoming vehicles.
A. Right
B. Wrong
Answer: B
12. When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A. Right
B. Wrong
Answer: A
13. Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
A. Use a long-sounding horn
B. Follow the vehicle in front while turning high-beam
C. Wait for it to yield while keeping a safe distance
D. Use high-beam and low-beam alternatively
Answer: C
14. What is the meaning of this sign?

A. Hump bridge
B. High outburst road
C. Low-lying road
D. Bump road
Answer: A
15. When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
A. Ascend after the vehicle in front passes the slope
B. Overtake the vehicle in front swiftly and drive on
C. Overtake the vehicle in front with a slow speed and drive on
D. Follow the vehicle in front closely
Answer: A
16. At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
A. Right
B. Wrong
Answer: A
17. When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
A. Right
B. Wrong
Answer: A
18. What is the purpose of checking before driving?
A. Confirm whether the tyres of motor vehicles are damaged or not
B. Confirm whether there is a safety hazard near the vehicle.
C. Confirm whether there are obstacles around the vehicle
D. Confirm whether the road in front of the vehicle is safe
Answer: ABCD
19. When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A. Unstable tire pressure
B. Even lower tire pressure
C. Driving resistance increases
D. Tire burst
Answer: D
20. When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A. Right
B. Wrong
Answer: B
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