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 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
2. When driving on a long downhill road, which is the best way to control driving speed?
A. Coast in neutral gear
B. Depress the clutch and coast
C. Use the engine to brake
D. Depress the brake pedal continuously
Answer：C
3. 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
4. Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A. Treat wounds first and safe life later
B. Save life first and treat wounds later
C. Help lightly wounded persons first
D. Help seriously wounded persons later
Answer：B
5. What is the meaning of this sign?
A. slippery section
B. sharp curve
C. inverse curve
D. continuous curves
Answer：C
6. 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
7. What is the meaning of this sign?
A. a manned level crossing
B. multi-crossing of railway and road
C. grade separation level crossing
D. an unmanned level crossing
Answer：A
8. When a motorcycle reaches a muddy or burst-and-muddy section, the driver should stop, observe and select the level and solid section or the section with vehicle tracks.
A. Right
B. Wrong
Answer：A
9. 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
10. 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
11. 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
12. When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A. Unstable tire pressure
B. Even lower tire pressure
C. Driving resistance increases
D. Tire burst
Answer：D
13. 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
14. When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A. Right
B. Wrong
Answer：A
15. What is the meaning of this sign?
A. passing by the right side
B. passing by the left side
C. running to right side
D. running the roundabout
Answer：D
16. During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.
A. Right
B. Wrong
Answer：B
17. When driving on a damp and slippery road, drivers should avoid using the emergency brake to his/her best ability.
A. Right
B. Wrong
Answer：A
18. What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?
A. Continuously sounding the horn and accelerating to overtake
B. Accelerating and continuing to overtake
C. Refraining from overtaking
D. Following the vehicle in front closely and finding a chance to overtake
Answer：C
19. A person who has taken the state-controlled psychiatric substances can drive motorized vehicle in short distance.
A. Right
B. Wrong
Answer：B
20. If a motorized vehicle runs 50% faster than the specified speed limit, the driver is subject to a 3-point penalty.
A. Right
B. Wrong
Answer：B
21. What is the max speed when passing a level crossing?
A. 15km/hr
B. 20km/hr
C. 30km/hr
D. 40km/hr
Answer：C
22. Serious wave will appear when the front tire blows out; the driver should release the accelerator, firmly hold the steering wheel with both hands, quickly gradually break down, and stop to yield.
A. Right
B. Wrong
Answer：A
23. If a person who has caused a major traffic accident and if his act constitutes a crime, he should be held for _________.
A. criminal liability
B. civil liability
C. direct liability
D. economic liability
Answer：A
24. 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：C
25. What is the meaning of this sign?
A. turn right
B. one-way road
C. going straight only
D. straight-going lane
Answer：A
