雅安考摩托车科目四英文版app

1. 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

2. 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

3. What is the meaning of this sign?

A. No entering the intersection

B. No right turn

C. No changing lane

D. No U turn

Answer: B

4. What is the meaning of this sign?

A. Watch for long time honking

B. An unmanned level crossing

C. A manned level crossing

D. Multi-crossing of railway and road

Answer: B

5. When rescuing the injured, it is necessary to ________.

A. Save life first and treat the wounds later

B. Treat the wounds first and safe life later

C. Help the slightly wounded persons first

D. Help the seriously wounded persons later

Answer: A

6. What is the meaning of this sign?

A. No yielding

B. Yield while crossing each other

C. Reduce speed and yield

D. Stop to yield

Answer: C

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

Answer: N

8. 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

9. What is the meaning of this sign?

A. U turn

B. Reversing

C. Left turn

D. Bypassing

Answer: A

10. 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

11. 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

12. What should the driver do to follow other motor vehicles on a mountain road?

A. Closely follow the vehicle in front

B. Increase the safety distance

C. Reduce the vertical distance between vehicles

D. Try to overtake the vehicle in front as soon as possible

Answer: B

13. When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.

A. Take warm-keeping measure

B. Use soft stretcher to carry

C. Use sling to keep in position

D. Help the wounded person to move

Answer: C

14. What is the meaning of this sign?

A. Passing by the right side

B. Passing by the left side

C. Running to right side

D. Running the roundabout

Answer: D

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

Answer: Y

16. 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

17. When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.

Answer: Y

18. 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

19. What is the meaning of this sign?

A. Overtaking ban is lifted

B. Changing lane is allowed

C. Changing lane ban is lifted

D. Borrowing lane ban is lifted

Answer: A

20. 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