三亚摩托车科目四英文版app

1. When a wounded person suffering burns is thirsty, he should only drink plain boiled water.

Answer: N

2. 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

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. When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.

Answer: Y

5. How to ensure motor vehicles have sufficient power when driving uphill?

A. Downshift before reducing speed

B. Downshift after reducing speed

C. Downshift when the speed is excessively low

D. Downshift to the fullest extent

Answer: A

6. Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?

A. Front and rear fog lamps

B. Low-beam

C. High-beam

D. Hazard lamp

Answer: B

7. What is the meaning of this sign?

A. Customs inspection

B. Stop-for-inspection

C. Frontier inspection

D. No passing

Answer: B

8. 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

9. The first-aid measure to rescue a poisoned person is to _______.

A. Take warming-up measures

B. Bring him to a place where air is fresh

C. Give him artificial respiration

D. Depress the heart over the chest

Answer: B

10. 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

11. When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.

Answer: N

12. What is the meaning of this sign?

A. No passing for small vehicle

B. Passing for small vehicle only

C. Passing for motorized vehicle

D. No passing for small vehicle

Answer: C

13. What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?

A. Shorten the engine¡¯s service life

B. Make the driver feel tired

C. Easily cause the vehicle to overturn

D. Reduce the braking efficiency

Answer: D

14. 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

15. When a motor vehicle temporarily stops at night, which lamp should be turned on?

A. Front and rear fog lamp, clearance lamp and rear position lamp

B. Head lamp, clearance lamp and rear position lamp

C. Hazard lamp, clearance lamp and rear position lamp

D. Reverse lamp, clearance lamp and rear position lamp

Answer: C

16. What is the meaning of this sign?

A. Downhill section on right side

B. Driving by the right side of the road

C. Stopping by the right side of the road

D. Right turn only

Answer: B

17. 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

18. What is the meaning of this sign?

A. Slippery section

B. Sharp curve

C. Inverse curve

D. Continuous curves

Answer: C

19. What is the meaning of this sign?

A. Steep downhill road

B. Continuous up slopes

C. Steep uphill road

D. Embankment road

Answer: C

20. The wrong method to rescue a poisoned person in a traffic accident is to ______.

A. Bring him to a place where air is fresh

B. Take off clothes that are exposed to toxic air

C. Clean exposed areas with clean water

D. Stay in the original place and wait for the rescue personnel

Answer: D