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. 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
2. When approaching a vehicle on a narrow slope, which one of the following ways is correct?
A. The descending vehicle yields to the ascending
B. The vehicle which is further from the slope crest should yield
C. The ascending vehicle yields to the descending
D. If the descending vehicle has reached the midpoint while the ascending vehicle has not yet set out, the descending vehicle must yield.
Answer：A
3. When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
A. Right
B. Wrong
Answer：B
4. Driving a motorized vehicle on the highway which has no central line, the maximum speed can not exceed 70 kilometers per hour.
A. Right
B. Wrong
Answer：B
5. In which situation cannot overtake a vehicle in front?
A. vehicle in front is reducing speed to yield
B. vehicle in front is turning left
C. vehicle in front is pulling over by the roadside
D. vehicle in front is turning right
Answer：B
6. What is the max speed when visibility is less than 50m due to foggy, rainy or snowy?
A. 70km/hr
B. 50km/hr
C. 40km/hr
D. 30km/hr
Answer：D
7. When finding a tire burst on the road, the driver should gently depress the brake pedal, reduce speed and stop the vehicle slowly.
A. Right
B. Wrong
Answer：A
8. 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
9. 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
10. 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
11. When driving in icy and snowy weather, because of the reduction of the stability, it is easy for the wheels to race or slip when rapidly speeding up.
A. Right
B. Wrong
Answer：A
12. The traffic police may detain the motorcycle if its driver has falsified the license plate and vehicle license.
A. Right
B. Wrong
Answer：A
13. When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A. Right
B. Wrong
Answer：A
14. 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
15. Which is the wrong measure to avoid tire burst?
A. Reduce tire pressure
B. Check tires regularly
C. Remove foreign matters from the tire tread grooves timely
D. Replace tires that have cracks or deep cuts
Answer：A
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. 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
18. If a motorized vehicle causes a traffic accident on the road, the driver should immediately move the vehicle to the roadside.
A. Right
B. Wrong
Answer：B
19. A person who falsifies, alters driving license or uses falsified, altered driving license, and if his act constitutes a crime, he should be held for criminal liabilities according to law.
A. Right
B. Wrong
Answer：A
20. When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A. Right
B. Wrong
Answer：B
21. Traffic Signs and traffic markings are not traffic signals.
A. Right
B. Wrong
Answer：B
22. The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A. Right
B. Wrong
Answer：A
23. When using emergency brake, be aware of keeping the body of the motorcycle being perpendicular to the ground to avoid sideslip.
A. Right
B. Wrong
Answer：A
24. 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
25. Stopping temporarily on the road should not obstruct the passing of other vehicles and Pedestrians.
A. Right
B. Wrong
Answer：A
