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. What is the meaning of this sign?
A. going straight and right turn
B. going straight and left turn
C. no going straight and no left turn
D. right turn and left turn only
Answer：B
3. If a motorized vehicle driver allows his vehicle to be driven by a person whose driving license has been detained, the traffic police will serve an oral warning.
A. Right
B. Wrong
Answer：B
4. In which section cannot overtake?
A. main streets
B. elevated road
C. crosswalk
D. ring express
Answer：C
5. When a motorcycle goes downhill on a mountain road, it is not allowed to overtake.
A. Right
B. Wrong
Answer：A
6. Traffic Police can detain the accident vehicle according to law if it needs to be collected evidence of the road accident.
A. Right
B. Wrong
Answer：A
7. 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
8. What is the meaning of this sign?
A. slippery section
B. sharp curve
C. inverse curve
D. continuous curves
Answer：D
9. 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
10. When driving on a road covered with ice and snow, the motor vehicle may spin or slide when increasing the speed urgently, due to the loss of vehicle stability.
A. Right
B. Wrong
Answer：A
11. What is the meaning of this sign?
A. no yielding
B. yield while crossing each other
C. reduce speed and yield
D. stop to yield
Answer：C
12. Which is correct when riding a motorcycle
A. Both hands can temporarily leave the steering handle bar
B. Voluntarily operate the steering handle bar
C. It is prohibited to simultaneously move two hands from the steering handle bar
D. It is able to statically turn the steering handle bar
Answer：C
13. 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
14. How to do when causing a minor traffic accident with no human casualties and no dispute?
A. do not move the vehicle
B. counsel other vehicles bypass
C. leave the scene and discuss on their own
D. protect the scene and discuss
Answer：C
15. When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A. Right
B. Wrong
Answer：B
16. When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A. Right
B. Wrong
Answer：B
17. When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer：A
18. 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
19. When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A. Right
B. Wrong
Answer：A
20. Driving in a dusty weather, it does not needed to turn on the head light, the contour light and the tail light.
A. Right
B. Wrong
Answer：B
21. What is the meaning of this sign?
A. steep downhill road
B. continuous up slopes
C. steep uphill road
D. embankment road
Answer：C
22. A motorized vehicle driver who uses falsified and altered vehicle license is subject to a ________.
A. 6-point penalty
B. 3-point penalty
C. 2-point penalty
D. 12-point penalty
Answer：D
23. 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
24. If a motorized vehicle driver chases and races while driving on road, commits serious acts, the driver is subject to a prison term of less than 3 years.
A. Right
B. Wrong
Answer：B
25. 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
