潍坊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. When there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.

Answer: Y

3. What is the meaning of this sign?

A. Accident-prone section

B. Construction section

C. Reducing speed and going slowly section

D. Jammed section

Answer: A

4. 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

5. 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

6. What is the meaning of this sign?

A. Customs inspection

B. Stop-for-inspection

C. Frontier inspection

D. No passing

Answer: B

7. When approaching a vehicle on a narrow slope, which one of the following ways is correct?

A. The descending vehicle yields to the ascending

B. The vehicle which is further from the slope crest should yield

C. The ascending vehicle yields to the descending

D. If the descending vehicle has reached the midpoint while the ascending vehicle has not yet set out, the descending vehicle must yield.

Answer: A

8. When carrying the wounded persons in coma or in danger of suffocation, they should lie face up.

Answer: N

9. What is the most frequent problem for driving on a muddy road?

A. High resistance force

B. Sideways slide

C. The motor vehicle bumps

D. Steering failure

Answer: B

10. 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

11. What is the meaning of this sign?

A. Sharp right curve

B. Bypass from right side

C. Continuous curves

D. Sharp left curve

Answer: A

12. 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

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

Answer: Y

14. Which of the following measures is incorrect when a motor vehicle stops?

A. Stop at a stipulated place

B. Avoid stopping on pedestrian streets

C. Avoid obstructing the passing of other motor vehicles and pedestrians when temporarily stops on the road

D. Stop on the non-motor vehicle lane

Answer: D

15. When rescuing the persons who are losing blood, it is necessary to ______ first.

A. Observe

B. Dress the wounds

C. Stop bleeding

D. Inquire

Answer: C

16. 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

17. What is the meaning of this sign?

A. U turn

B. Reversing

C. Left turn

D. Bypassing

Answer: A

18. 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

19. What is the meaning of this sign?

A. A manned level crossing

B. Multi-crossing of railway and road

C. Grade separation level crossing

D. An unmanned level crossing

Answer: A

20. What is the meaning of this sign?

A. Muddy road

B. Low-lying road

C. Overflowing road

D. Ferry

Answer: C