大同摩托车科目四英文版电子题库

1. When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.

Answer: Y

2. When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?

A. Warn each other before passing

B. Driving habit

C. Easy to observe the situation ahead from either side

D. Courtesy

Answer: C

3. When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.

Answer: N

4. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.

Answer: Y

5. When the tire pressure is too low, what can happen when driving at a high speed?

A. Tire pressure will be unstable

B. Tire pressure will increase

C. Driving resistance will decrease

D. The tire will burst

Answer: D

6. When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.

Answer: Y

7. What needs attention when a motor vehicle drives on a road covered with ice and snow?

A. Braking length is extended

B. Anti-skating resistance will be greater

C. The adhesive force of the road will be greater

D. The braking length will be shorter

Answer: A

8. What is the meaning of this sign?

A. Bump road

B. Low-lying road

C. High outburst road

D. Hump bridge

Answer: B

9. What is the meaning of this sign?

A. Driving at reduced speed in the section of 40 meters

B. Minimum speed is 40km/hr

C. Maximum speed is 40km/hr

D. 40km/hr speed limit ban is lifted

Answer: D

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. What is the meaning of this sign?

A. Reducing speed 40m ahead

B. Minimum speed is 40km/hr

C. Axle weight limit is 40 tons

D. Maximum speed limit is 40km/hr

Answer: D

12. What is the meaning of this sign?

A. Downhill section on right side

B. Driving by the right side of the road

C. Stopping by the right side of the road

D. Right turn only

Answer: B

13. How to ensure motor vehicles have sufficient power when driving uphill?

A. Downshift before reducing speed

B. Downshift after reducing speed

C. Downshift when the speed is excessively low

D. Downshift to the fullest extent

Answer: A

14. 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

15. 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

16. 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

17. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

18. What is the meaning of this sign?

A. School area

B. Watch for children

C. Crosswalk

D. Watch for pedestrians

Answer: B

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 a wounded person suffering burns is thirsty, he should only drink plain boiled water.

Answer: N