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. 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
3. When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A. Change to a high gear and pass rapidly
B. Constantly observe the changes of the flow
C. Prepare to stop at any time
D. Change to a low gear and pass through at a constant speed
Answer：D
4. Before the motorized vehicle runs on the road, the driver should check the safety and technical performance of the vehicle.
A. Right
B. Wrong
Answer：A
5. When the driver discovers a tire is leaking and steers the vehicle off the main carriageway, he should refrain from applying emergency so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the following vehicle.
A. Right
B. Wrong
Answer：A
6. When driving a motorcycle, the driver may wear slippers for the sake of safety.
A. Right
B. Wrong
Answer：B
7. Before riding a motorcycle, the driver should wear a safety helmet and adjust the angle of the rearview mirror till he can clearly watch the left side and the right side of the back.
A. Right
B. Wrong
Answer：A
8. Which of the following is a bad habit when changing lanes?
A. Turning on the indicator in advance
B. Observing closely before changing a lane
C. Change lanes at will
D. Not obstructing the passing of other normally moving vehicles
Answer：C
9. What is the meaning of this sign?
A. No passing
B. driving at reduced speed
C. time limit for entering
D. no entering
Answer：A
10. When driving in a heavy rain, drivers should contro their speed to prevent their vehicles from sliding.
A. Right
B. Wrong
Answer：A
11. What is the meaning of this sign?
A. watch for pedestrians
B. watch for children
C. school area
D. crosswalk
Answer：A
12. Which is subject to a 6-point penalty?
A. use other vehicle’s vehicle license
B. run 50% faster than the prescribed speed limit
C. illegally occupy emergency lane
D. drive after drinking
Answer：C
13. After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A. Right
B. Wrong
Answer：A
14. Violent wind can cause a sideways swerve to a running vehicle.
A. Right
B. Wrong
Answer：A
15. 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
16. What is the meaning of this sign?
A. no right turn
B. no U turn
C. no going straight
D. no left turn
Answer：C
17. What is the meaning of this sign?
A. road narrows on the left side
B. narrow bridge
C. narrow road
D. road narrows on the right side
Answer：B
18. 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
19. What is the meaning of this sign?
A. stop to yield
B. no stopping temporarily
C. no entry
D. no long stopping
Answer：A
20. Which of the following vehicle in front in the same lane is not allowed to be overtaken?
A. large truck
B. fire engine on duty
C. public bus
D. large bus
Answer：B
21. A motorized vehicle is not allowed to stop in the section 50 meters to the narrow road less than 4 meters width.
A. Right
B. Wrong
Answer：A
22. Nobody is allowed to drive a motorized vehicle that has safety hazards.
A. Right
B. Wrong
Answer：A
23. How to do when the vehicle breaks down on road and needs to stop to solve the problem?
A. stop in the middle of the road
B. stop the vehicle where will not interfere the traffc
C. turn on the low beam lights or fog lights
D. stop on the spot to solve the problem
Answer：B
24. What is the meaning of this sign?
A. no entry for bicycles
B. lane for non-motorized vehicles
C. special lane for bicycles
D. bicycle stopping area
Answer：B
25. The behavior of a motorized vehicle driver who has violated the law and regulations on road traffic safety is _______ .
A. faulty act
B. violation of regulations
C. rule-breaking act
D. violation of law
Answer：D
