三亚摩托车科目四英文版app

1. 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

2. 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

3. When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?

A. Turn on the headlamp and drive slowly

B. Turn on the fog lamp and drive slowl

C. Park in a safe place

D. Drive slowly close to the roadside

Answer: C

4. When rescuing a wounded person in an emergency, it is necessary to firstly stop the bleeding by compression before other methods are taken according to the conditions of bleeding.

Answer: Y

5. 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

6. 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

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

Answer: Y

8. How should lamps be used by the motor vehicle driver who follows a vehicle on a road section at night where he street light condition is good?

A. Turn off the headlamp

B. Use high-beam

C. Turn off all lamps

D. Use low-beam

Answer: D

9. What is the meaning of this sign?

A. Turn left

B. No going straight

C. Straight-going lane

D. One-way road

Answer: A

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

Answer: N

11. What should the driver do when he/she encounters an oncoming ambulance in the same lane?

A. Keep to the side and reduce speed or stop to yield

B. Drive ahead by occupying another lane

C. Yield by speeding up and changing lanes

D. Drive ahead in the original lane

Answer: A

12. What is the meaning of this sign?

A. Muddy road

B. Low-lying road

C. Overflowing road

D. Ferry

Answer: C

13. 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

14. What is the meaning of this sign?

A. No left turn

B. Leftt and right turn

C. No leftt and right turn

D. No right turn

Answer: B

15. What is the meaning of this sign?

A. No long time honking

B. Honk discontinuously

C. Reduce speed and honk

D. No honking

Answer: D

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. 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

19. 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

20. When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.

Answer: Y