自贡考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 should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?

A. Cut speed as approaching each other

B. Pass each other by speeding up properly

C. Pass each other slowly by cutting speed in advance

D. Pass each other along the central line to the best

Answer: C

3. What is the meaning of this sign?

A. Hump bridge

B. High outburst road

C. Low-lying road

D. Bump road

Answer: A

4. 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

5. 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

6. 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

7. When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.

Answer: N

8. 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

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

Answer: Y

10. When a motor vehicle stops in snow, which lamp should be turned on?

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

B. Reverse lamp, clearance lamp and rear position lamp

C. Headlamp, clearance lamp and rear position lamp

D. Hazard lamps, clearance lamp and rear position lamp

Answer: D

11. What is the meaning of this sign?

A. Bump road

B. Low-lying road

C. High outburst road

D. Hump bridge

Answer: B

12. 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

13. What is the meaning of this sign?

A. Stopping temporarily is allowed

B. Long stopping is allowed

C. No long stopping

D. No stopping

Answer: D

14. When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?

A. Change to a high gear and pass rapidly

B. Constantly observe the changes of the flow

C. Prepare to stop at any time

D. Change to a low gear and pass through at a constant speed

Answer: D

15. Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.

Answer: Y

16. What is the meaning of this sign?

A. No entry for bicycles

B. Lane for non-motorized vehicles

C. Special lane for bicycles

D. Bicycle stopping area

Answer: B

17. 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

18. What is the main impact of foggy weather on safe driving?

A. Easy to slide sideways

B. Low visibility

C. Increase the resistance

D. Widen the field of vision

Answer: B

19. What is the meaning of this sign?

A. Going straight and left turn

B. Going straight and right turn

C. No going straight and no right turn

D. Left turn and right turn only

Answer: B

20. 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