现在车辆管理所摩托车英语题库为全中国统一版本，都是考一样的试题，2025年摩托车DEF驾照英语科目一共400题，科目四345题，以下为样题：
1. If a driver has driven a motorized vehicle for more than four hours running, he should stop the vehicle and rest for at least ____________.
A. 10 minutes
B. 15 minutes
C. 20 minutes
D. 5 minutes
Answer：C
2. Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
A. High-beam
B. Low-beam
C. Hazard lamps
D. High-beam and low-beam should be used alternatively
Answer：D
3. Traffic Police can detain the vehicle according to law if it is suspected of using the label of inspection from other vehicle.
A. Right
B. Wrong
Answer：A
4. You may not use the turn signal when you change to the right lane.
A. Right
B. Wrong
Answer：B
5. A person who has taken the state-controlled psychiatric substances can drive motorized vehicle in short distance.
A. Right
B. Wrong
Answer：B
6. How long can a driver drives without rest?
A. less than 6hrs
B. less than 8hrs
C. less than 10hrs
D. less than 4hrs
Answer：D
7. 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
8. What is the meaning of this sign?
A. driving at reduced speed in the section of 40 meters
B. minimum speed is 40km/hr
C. maximum speed is 40km/hr
D. 40km/hr speed limit ban is lifted
Answer：D
9. How to use lights when overtaking at night?
A. turn off the high beam light
B. turn on high beam lights
C. use fog lights
D. using the high and low beam lights alternately
Answer：D
10. What is the meaning of this sign?
A. more vehicles section
B. passing slowly
C. jammed section
D. construction section
Answer：B
11. When a motorized vehicle causes a minor traffic accident and obstructs traffic flow, it does not need to move.
A. Right
B. Wrong
Answer：B
12. 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
13. A motorized vehicle that will turn right at an intersection but has a vehicle in front in the same lane waiting for the green light should ______________.
A. Stop and wait for his turn
B. Honk to indicate the vehicle in front to yield
C. Bypass the vehicle in front from the right side and go through the intersection
D. Bypass the vehicle in front from the left side and go through the intersection
Answer：A
14. A motorized vehicle driver who has not yielded to the school bus according to stipulations is subject to a 6-point penalty.
A. Right
B. Wrong
Answer：A
15. When a vehicle encounters a strong side wind in a mountain valley, the driver should drastically turn the steering handlebar to adjust the direction of the vehicle if he feels the vehicle deviates from the normal direction.
A. Right
B. Wrong
Answer：B
16. 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
17. A motorized vehicle driver who drives more than 50% faster than the prescribed speed limit is subject to a 12-point penalty.
A. Right
B. Wrong
Answer：A
18. What is the meaning of this sign?
A. reduce speed and go slowly
B. watch for danger
C. jammed section
D. accident-prone section
Answer：B
19. What is the meaning of this sign?
A. no changing lane
B. no left turn
C. no going straight
D. no U turn
Answer：D
20. 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
21. When a motorized vehicle breaks down on the road and is difficult to move, the driver should place a warning sign within 50 meters behind the vehicle.
A. Right
B. Wrong
Answer：B
22. When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A. Right
B. Wrong
Answer：B
23. When a motorcycle reaches a muddy or burst-and-muddy section, the driver should stop, observe and select the level and solid section or the section with vehicle tracks.
A. Right
B. Wrong
Answer：A
24. What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
A. Following the vehicle in front closely and finding a chance to overtake it
B. Accelerating to overtake forcefully
C. Continuously sounding the horn to urge the vehicle in front to yield
D. Refraining from overtaking and letting the vehicle in front overtake first
Answer：D
25. 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
