开封摩托车科目四英文版app

1. Which of the following is an inflammable solid material?

A. Matches

B. Fireworks

C. Calcium carbide

D. Explosives

Answer: A

2. When driving on a long downhill road, which is the best way to control driving speed?

A. Coast in neutral gear

B. Depress the clutch and coast

C. Use the engine to brake

D. Depress the brake pedal continuously

Answer: C

3. 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

4. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

5. 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

6. When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.

Answer: Y

7. 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

8. When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.

Answer: N

9. When two vehicles approach each other on a foggy day, what is the best method of safe driving?

A. Turn on the high-beam

B. Slowdown and maintain a large safety distance

C. Turn on the low-beam

D. Turn on the fog lamp

Answer: B

10. 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: C

11. What should be checked before driving?

A. No parts need to be checked

B. Whether the tires have been cleaned

C. Where the spare tire is placed

D. The fastening and air pressure of tires

Answer: D

12. 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

13. Which of the following measures is correct for rescuing a person sustaining full-body burns?

A. Cover the fire with sandy soil

B. Spray cool water to his body

C. Put out the fire by extinguisher

D. Help to remove the burning clothes

Answer: B

14. 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

15. 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

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

Answer: N

17. What is the meaning of this sign?

A. The lane for non-motorized vehicles

B. Yield non-motorized vehicles

C. No passing for non-motorized vehicles

D. Watch for non-motorized vehicles

Answer: D

18. What influence does smoking have upon driving?

A. Harmful for safe driving

B. Increase concentration

C. Help relaxation

D. No effect on driving

Answer: A

19. 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

20. What is the meaning of this sign?

A. Straight-going lane

B. Going straight only

C. One-way road

D. No going straight

Answer: B