榆林摩托车科四英文题

1. What is the meaning of this sign?

A. Continuous down slopes

B. Steep downhill road

C. Steep uphill road

D. Continuous up slopes

Answer: A

2. How will the adhesive force of road change when speed increases on a damp and slippery road?

A. Increase sharply

B. Increase gradually

C. Decrease sharply

D. No change

Answer: C

3. The wrong method to rescue a poisoned person in a traffic accident is to ______.

A. Bring him to a place where air is fresh

B. Take off clothes that are exposed to toxic air

C. Clean exposed areas with clean water

D. Stay in the original place and wait for the rescue personnel

Answer: D

4. When a gas tanker is leaking heavily, which of the following measures is wrong?

A. Cut off the power

B. Wear gas mask and protect gloves

C. Turn off the valve to stop leaking

D. Evacuate people to the leeward side

Answer: D

5. 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

6. What is the meaning of this sign?

A. No borrowing lane

B. No changing lane

C. No overtaking

D. No U turn

Answer: C

7. What is the meaning of this sign?

A. Watch for pedestrians

B. Crosswalk

C. Village or town

D. Primary school

Answer: C

8. 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.

Answer: Y

9. Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?

A. Oxidizing materials

B. Inflammable solid materials

C. Explosives

D. Self-igniting articles

Answer: C

10. 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

11. In emergencies, people¡¯s life safety should always be put in the first place.

Answer: Y

12. What is the meaning of this sign?

A. No passing for small vehicle

B. Passing for small vehicle only

C. Passing for motorized vehicle

D. No passing for small vehicle

Answer: C

13. When an erosive material catches fire, it should not be put out with water cannon.

Answer: Y

14. When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.

Answer: N

15. 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.

Answer: Y

16. When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?

A. The artery near the heart

B. The artery lower to the wound

C. The artery further from the heart

D. The artery in the center of the wound

Answer: A

17. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

18. What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?

A. Cut speed as approaching each other

B. Pass each other by speeding up properly

C. Pass each other slowly by cutting speed in advance

D. Pass each other along the central line to the best

Answer: C

19. When following other vehicles on a foggy day, what should the driver do?

A. Maintain a large safety distance

B. Turn on the high-beam

C. Turn on the low-bea

D. Sound the horn in due time

Answer: A

20. When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?

A. Front and rear fog lamps

B. Hazard lamps

C. Headlamps

D. Reverse lamps

Answer: B