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. 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
2. If a person who has caused a major traffic accident and if his act constitutes a crime, he may not be held for criminal liabilities.
A. Right
B. Wrong
Answer：B
3. 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
4. Which is correct when changing lane?
A. turn on the directional signal and turn left quickly
B. reduce speed properly when entering the left lane
C. cannot interfere other vehicles
D. speed up to enter the left lane
Answer：C
5. What is the max speed when down slope, turning around and U turn?
A. 50km/hr
B. 60km/hr
C. 30km/hr
D. 40km/hr
Answer：C
6. A motorcycle driver should wear long-sleeve and long-trouser-leg clothes with brilliant color so that he can be easy found by other transports participants when he is riding.
A. Right
B. Wrong
Answer：A
7. What is the meaning of this sign?
A. turn right
B. one-way road
C. going straight only
D. straight-going lane
Answer：A
8. 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
9. When passing an intersection without traffic lights, the driver should go through as fast as possible.
A. Right
B. Wrong
Answer：B
10. 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
11. In which section when a vehicle runs is prohibited from overtaking.
A. elevated road
B. intersection
C. central streets
D. ring express
Answer：B
12. When the driver discovers a tire is leaking and steers the vehicle off the main driving lane, he/she should refrain from applying emergency braking so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the vehicle behind.
A. Right
B. Wrong
Answer：A
13. 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
14. When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A. Right
B. Wrong
Answer：B
15. How to reduce speed or stop when driving on a road covered with snow and ice?
A. Take full advantage of driving brake
B. Take full advantage of the control power from engine
C. Take full advantage of parking brake
D. Take full advantage of speed retarder
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. 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
18. When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A. Right
B. Wrong
Answer：A
19. How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A. Turn on the hazard lamps
B. Turn on the high-beam
C. Turn on the fog lamp
D. Turn on the low-beam
Answer：D
20. What is the meaning of this sign?
A. the lane for non-motorized vehicles
B. yield non-motorized vehicles
C. no passing for non-motorized vehicles
D. watch for non-motorized vehicles
Answer：D
21. What is the meaning of this sign?
A. turn left
B. no going straight
C. straight-going lane
D. one-way road
Answer：A
22. In which section cannot overtake?
A. main streets
B. elevated road
C. crosswalk
D. ring express
Answer：C
23. How to ensure safe driving at night?
A. Drive at speed limit
B. Cut speed and drive carefully
C. Maintain the current speed
D. Drive above the speed limit
Answer：B
24. 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
25. 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
