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 meaning of this sign?
A. no left turn
B. leftt and right turn
C. no leftt and right turn
D. no right turn
Answer：B
3. The wrong measure to ride a motorcycle in summer is to __________.
A. Drive at a high speed for a long time
B. Control the speed by the accelerator
C. Avoid using the brake
D. Avoid loading people or cargoes
Answer：A
4. When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A. Turn on the headlamp and drive slowly
B. Turn on the fog lamp and drive slowl
C. Park in a safe place
D. Drive slowly close to the roadside
Answer：C
5. You can not drive a motorized vehicle into the lane where the red X-shaped light or the red arrow light is on.
A. Right
B. Wrong
Answer：A
6. When a motorized vehicle crosses a non-motorized vehicle on a narrow road or a narrow bridge at night, the motorized vehicle should use the high beam light.
A. Right
B. Wrong
Answer：B
7. When approaching a sharp curve, motor vehicle drivers should reduce speed only after entering the curve.
A. Right
B. Wrong
Answer：B
8. What is the meaning of this sign?
A. bypass from left side
B. continuous curves
C. sharp left curve
D. sharp right curve
Answer：C
9. The traffic police may detain the motorcycle if its driver has falsified the license plate and vehicle license.
A. Right
B. Wrong
Answer：A
10. May not turn on the turn signal when overtaking.
A. Right
B. Wrong
Answer：B
11. 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
12. 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
13. When a fast-running vehicle makes a sharp turn, it can very easily cause side collision or an overturn due to the centrifugal force.
A. Right
B. Wrong
Answer：A
14. What dangerous acts can’t the driver conduct when driving downhill?
A. slide the vehicle in the neutral gear
B. driving in lower gear
C. braking to reduce speed
D. changing to the lower gear in advance
Answer：A
15. 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
16. 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
17. What is the max speed when passing a level crossing?
A. 15km/hr
B. 20km/hr
C. 30km/hr
D. 40km/hr
Answer：C
18. Traffic Police only imposes a fine if a vehicle is suspected of using the falsified or altered label of inspection.
A. Right
B. Wrong
Answer：B
19. When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A. Right
B. Wrong
Answer：A
20. What is the meaning of this sign?
A. U turn
B. reversing
C. left turn
D. bypassing
Answer：A
21. In which situation the traffic police may detain the vehicle?
A. no vehicle registration papers
B. no insurance contract
C. no lable of environmental protection
D. no label of insurance
Answer：D
22. If the vehicle has no license plate, label of inspection or label of insurance, preserve the scene and immediately report to the police.
A. Right
B. Wrong
Answer：A
23. What is the meaning of this sign?
A. crosswalk lights
B. watch for pedestrians
C. attention to traffic lights
D. intersection
Answer：C
24. If a motorized vehicle driver has caused a major accident in violation of the traffic regulations which has caused human death, the driver is subject to a prison term of more than 3 years.
A. Right
B. Wrong
Answer：B
25. Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer：A
