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. 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
2. 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
3. When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A. Right
B. Wrong
Answer：A
4. What is the meaning of this sign?
A. turn right
B. one-way road
C. going straight only
D. straight-going lane
Answer：A
5. Use the high and low beam lights alternately when passing the crosswalk at night.
A. Right
B. Wrong
Answer：A
6. 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
7. What should the driver do to follow other motor vehicles on a mountain road?
A. Closely follow the vehicle in front
B. Increase the safety distance
C. Reduce the vertical distance between vehicles
D. Try to overtake the vehicle in front as soon as possible
Answer：B
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. 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
10. How to use lights at night while crossing each other on narrow road or bridge?
A. turn off all the lights
B. turn on the low beam lights
C. turn off the head lights
D. turn on high beam lights
Answer：B
11. What is the meaning of this sign?
A. no honking the tweeter
B. no honking the woofer
C. should honk
D. no honking
Answer：C
12. What is the meaning of this sign?
A. straight-going lane
B. going straight only
C. one-way road
D. no going straight
Answer：B
13. 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
14. When driving on a road covered with ice and snow drivers should not use the emergency brake but can apply a sharp turn.
A. Right
B. Wrong
Answer：B
15. How to cross each other on a narrow mountain road without the central dividing line?
A. The vehicle not close to the mountain goes first
B. The vehicle close to the mountain goes first
C. The empty vehicle goes first
D. The slow-moving vehicle goes first
Answer：A
16. Driving and smoking has no negative effect on safe driving
A. Right
B. Wrong
Answer：B
17. When a motorcycle passing through an interchange discovers it has chosen a wrong route, it should immediately make a U turn from where it is or reverse to change route.
A. Right
B. Wrong
Answer：B
18. What is the meaning of this sign?
A. bump road
B. high outburst road
C. low-lying road
D. hump bridge
Answer：B
19. What is the max speed on muddy road?
A. 15km/hr
B. 20km/hr
C. 40km/hr
D. 30km/hr
Answer：D
20. You can drive a motorized vehicle a short distance after drinking as long as it does not interfere the driving operation.
A. Right
B. Wrong
Answer：B
21. A light motorcycle is only permitted to carry preschoolers.
A. Right
B. Wrong
Answer：B
22. How to pass through the unmanned level crossing without traffic lights?
A. properly reduce speed to pass
B. slide over in the neutral gear
C. stop to make sure it is safe, then pass
D. speed up and pass as fast as possible
Answer：C
23. When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A. Right
B. Wrong
Answer：B
24. Driving a motorized vehicle on the road in violation of road traffic regulations shall be subject to relevant punishment.
A. Right
B. Wrong
Answer：A
25. 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
