重庆考摩托车科目四英文版app

1. 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

2. What is the meaning of this sign?

A. No entry for bicycles

B. Lane for non-motorized vehicles

C. Special lane for bicycles

D. Bicycle stopping area

Answer: B

3. What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?

A. Following the vehicle in front closely and finding a chance to overtake it

B. Accelerating to overtake forcefully

C. Continuously sounding the horn to urge the vehicle in front to yield

D. Refraining from overtaking and letting the vehicle in front overtake first

Answer: D

4. 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

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

Answer: Y

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

Answer: Y

7. What is the meaning of this sign?

A. No honking the tweeter

B. No honking the woofer

C. Should honk

D. No honking

Answer: C

8. What is the meaning of this sign?

A. Watch for pedestrians

B. Crosswalk

C. Village or town

D. Primary school

Answer: C

9. When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?

A. Change to a high gear and pass rapidly

B. Constantly observe the changes of the flow

C. Prepare to stop at any time

D. Change to a low gear and pass through at a constant speed

Answer: D

10. 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

11. What is the meaning of this sign?

A. Slippery section

B. Sharp curve

C. Inverse curve

D. Continuous curves

Answer: D

12. What is the meaning of this sign?

A. Steep downhill road

B. Continuous up slopes

C. Steep uphill road

D. Embankment road

Answer: C

13. What is the meaning of this sign?

A. Crosswalk lights

B. Watch for pedestrians

C. Attention to traffic lights

D. Intersection

Answer: C

14. When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.

Answer: Y

15. 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

16. What is the meaning of this sign?

A. No going straight and no changing to left lane

B. No going straight and no left turn

C. Allowed to go straight and turn left

D. No going straight and no right turn

Answer: B

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

Answer: Y

18. What is the meaning of this sign?

A. Road narrows on the left side

B. Narrow bridge

C. Narrow road

D. Road narrows on the right side

Answer: B

19. What is the meaning of this sign?

A. Intersection

B. Ring intersection

C. T-shaped intersection

D. Y-shaped intersection

Answer: A

20. 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.

Answer: Y