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 meaning of this sign?
A. reducing speed 40m ahead
B. minimum speed is 40km/hr
C. axle weight limit is 40 tons
D. maximum speed limit is 40km/hr
Answer：D
2. When a driver drives a motorized vehicle during the period of probation, the driver should paste or hang a uniform probation mark on the rear part of the vehicle.
A. Right
B. Wrong
Answer：A
3. Which behavior a person had in 3 years is not allowed to apply for a motorized vehicle driving license?
A. insulin injections
B. drunken experience
C. smoking addiction
D. drug injections
Answer：D
4. 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
5. A person who has taken the state-controlled psychiatric substances can drive motorized vehicle in short distance.
A. Right
B. Wrong
Answer：B
6. What is the meaning of this sign?
A. no changing lane
B. no left turn
C. no going straight
D. no U turn
Answer：D
7. According to regulations, motorcycle driver and passenger should wear helmets.
A. Right
B. Wrong
Answer：A
8. A motorized vehicle is not allowed to stop in the section 50 meters to the bridge, steep slope or tunnel.
A. Right
B. Wrong
Answer：A
9. When running in a high speed, if only use the front brake, the driver can be easily thrown out due to the inertia.
A. Right
B. Wrong
Answer：A
10. A motorized vehicle driver who uses other motorized vehicle’s license plate and vehicle license is subject to a 3-point penalty.
A. Right
B. Wrong
Answer：B
11. What dangerous acts can’t the driver conduct when driving downhill?
A. slide the vehicle in the neutral gear
B. driving in lower gear
C. braking to reduce speed
D. changing to the lower gear in advance
Answer：A
12. Traffic signals include Traffic lights, Traffic signs and Command of the traffic police.
A. Right
B. Wrong
Answer：A
13. 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
14. For a temporary stop on a foggy day, the driver should only turn on the fog lamp and the low-beam
A. Right
B. Wrong
Answer：B
15. When the tire pressure is too low, what can happen when driving at a high speed?
A. Tire pressure will be unstable
B. Tire pressure will increase
C. Driving resistance will decrease
D. The tire will burst
Answer：D
16. What is the meaning of this sign?
A. continuous down slopes
B. steep downhill road
C. steep uphill road
D. continuous up slopes
Answer：A
17. 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
18. A light motorcycle is only permitted to carry preschoolers.
A. Right
B. Wrong
Answer：B
19. 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
20. 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
21. After a tire blows out and before the driver can control the speed of the vehicle, he should refrain from using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A. Right
B. Wrong
Answer：A
22. When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
A. The vehicle not encountering an obstacle should Yield to the other vehicle
B. The slower vehicle should yield to the faster
C. The vehicle encountering an obstacle should yield to the other vehicle
D. The faster vehicle should yield to the slower
Answer：C
23. What is the meaning of this sign?
A. bypass from left side
B. continuous curves
C. sharp left curve
D. sharp right curve
Answer：C
24. Traffic markings are divided into indication, warning and prohibition.
A. Right
B. Wrong
Answer：A
25. It is extremely unsafe to take a motorcycle by the side; if the motorcycle sideslips, the passenger may be thrown out and led to death due to an unstable center of gravity.
A. Right
B. Wrong
Answer：A
