毫州摩托车科目四英文版app

1. The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.

Answer: Y

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: 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 an erosive material catches fire, it should not be put out with water cannon.

Answer: Y

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. When a motor vehicle temporarily stops in fog, which lamp should be turned on?

A. Hazard lamp, clearance lamp and rear position lamp

B. Left-turn indicator, clearance lamp and rear position amp

C. Headlamp, clearance lamp and rear position lamp

D. Reverse lamp, clearance lamp and rear position lamp

Answer: A

7. What is the meaning of this sign?

A. Bump road

B. High outburst road

C. Low-lying road

D. Hump bridge

Answer: B

8. What is the meaning of this sign?

A. Going straight and right turn

B. Going straight and left turn

C. No going straight and no left turn

D. Right turn and left turn only

Answer: B

9. In emergencies, people¡¯s life safety should always be put in the first place.

Answer: Y

10. 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

11. 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

12. What is the meaning of this sign?

A. Bump road

B. Low-lying road

C. High outburst road

D. Hump bridge

Answer: B

13. 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

14. When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.

Answer: Y

15. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

16. 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

17. 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

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

Answer: Y

19. What is the meaning of this sign?

A. Road narrows on the left side

B. Narrow bridge

C. Narrow road

D. Road narrows on the right side

Answer: B

20. What is the meaning of this sign?

A. More vehicles section

B. Passing slowly

C. Jammed section

D. Construction section

Answer: B