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. 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
3. Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer：A
4. When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer：A
5. When a traffic accident causing human injuries, preserve the scene and immediately report to the police.
A. Right
B. Wrong
Answer：A
6. 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
7. What is the max speed on a road covered by ice and snow?
A. 50km/hr
B. 40km/hr
C. 30km/hr
D. 20km/hr
Answer：C
8. When a motorcycle goes downhill on a mountain road, it is not allowed to overtake.
A. Right
B. Wrong
Answer：A
9. Traffic Police can detain the vehicle according to law if the driver does not carry the ID card.
A. Right
B. Wrong
Answer：B
10. Traffic Police can detain the vehicle according to law if it is suspected of using the label of insurance from other vehicle.
A. Right
B. Wrong
Answer：A
11. 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
12. Traffic Police can detain the vehicle according to law if it runs on the road failing to place a label of inspection.
A. Right
B. Wrong
Answer：A
13. 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
14. 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
15. Change driving license before of expiration.
A. 60 days
B. 30 days
C. 90 days
D. 6 months
Answer：C
16. A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A. Right
B. Wrong
Answer：B
17. When running on the road having maximum speed limit signs, the motorized vehicle is not allowed to exceed the marked maximum speed.
A. Right
B. Wrong
Answer：A
18. A Social vehicle is not allowed to stop in the section 30 meters to the ire hydrant or the fire brigade (station).
A. Right
B. Wrong
Answer：A
19. In which situation the traffic police may detain the vehicle?
A. no lable of inspection
B. no ID card
C. no lable of environmental protection
D. no vehicle registration papers
Answer：A
20. What should a motorized vehicle has while running on the road?
A. a label of keeping distance
B. a label of reminding danger
C. a label of inspection
D. a label of product qualification
Answer：C
21. A motorized vehicle is not allowed to stop in the section 50 meters to the bridge, steep slope or tunnel.
A. Right
B. Wrong
Answer：A
22. 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
23. What should the driver do when encountering a vehicle from the opposite direction on a road without a central line?
A. driving closly by the roadside
B. driving by the central of the road
C. reducing speed and driving by right side
D. run by using the lane for non-motorized vehicles
Answer：C
24. The driving license of a motorized vehicle driver will be detained after his penalty scores reach 12 points in a scoring circle.
A. Right
B. Wrong
Answer：A
25. When driving a motorcycle, the driver may wear slippers for the sake of safety.
A. Right
B. Wrong
Answer：B
