吉安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. Road narrows on both sides

B. Road narrows on the right side

C. Road narrows on the left side

D. Bridge narrows

Answer: B

3. 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

4. How to reduce speed or stop when driving on a road covered with snow and ice?

A. Take full advantage of driving brake

B. Take full advantage of the control power from engine

C. Take full advantage of parking brake

D. Take full advantage of speed retarder

Answer: B

5. When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?

A. Rush through

B. Use hazard lamp

C. Cut speed and sound the horn

D. Drive at will

Answer: C

6. 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

7. What is the meaning of this sign?

A. Embankment road

B. Steep uphill road

C. Continuous up slopes

D. Steep downhill road

Answer: D

8. What is the meaning of this sign?

A. Bypass from left side

B. Continuous curves

C. Sharp left curve

D. Sharp right curve

Answer: C

9. 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

10. What is the meaning of this sign?

A. No U turn at intersection

B. No changing lane from both sides

C. No left or right turn

D. No going straight

Answer: C

11. 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

12. What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?

A. Continuously sounding the horn and accelerating to overtake

B. Accelerating and continuing to overtake

C. Refraining from overtaking

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

Answer: C

13. What is the meaning of this sign?

A. No stopping temporarily

B. No long stopping

C. No stopping

D. Long stopping is allowed

Answer: B

14. How should lamps be used when motor vehicle drivers pass through a two-way tunnel?

A. Turn on the hazard lamps

B. Turn on the high-beam

C. Turn on the fog lamp

D. Turn on the low-beam

Answer: D

15. 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

16. 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

17. 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

18. What is the meaning of this sign?

A. Muddy road

B. Low-lying road

C. Overflowing road

D. Ferry

Answer: C

19. The article that cannot be used to stop bleeding by dressing is _________.

A. Bondage

B. Sling

C. Tourniquet

D. Hemp rope

Answer: D

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

Answer: Y