乐山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. What is the meaning of this sign?

A. Bump road

B. High outburst road

C. Low-lying road

D. Hump bridge

Answer: B

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. 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

5. Matches, sulfur and red phosphorus are _________.

A. Explosives

B. Inflammable solid materials

C. Self-igniting articles

D. Oxidizing materials

Answer: B

6. 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

7. When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?

A. The artery near the heart

B. The artery lower to the wound

C. The artery further from the heart

D. The artery in the center of the wound

Answer: A

8. 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

9. What is the meaning of this sign?

A. Hump bridge

B. High outburst road

C. Low-lying road

D. Bump road

Answer: A

10. 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

11. 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

12. What is the meaning of this sign?

A. Slippery section

B. Sharp curve

C. Inverse curve

D. Continuous curves

Answer: C

13. 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

14. 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

15. What is the meaning of this sign?

A. No passing

B. Driving at reduced speed

C. Time limit for entering

D. No entering

Answer: A

16. 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

17. 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

18. What is the meaning of this sign?

A. Accident-prone section

B. Construction section

C. Reducing speed and going slowly section

D. Jammed section

Answer: A

19. 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

20. 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