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. In which situation the traffic police may detain the vehicle?
A. no lable of inspection
B. no ID card
C. no lable of environmental protection
D. no vehicle registration papers
Answer：A
3. After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A. Right
B. Wrong
Answer：B
4. Before a motorized vehicle overtakes, the driver should turn on the left-turn signal, use the high and low beam lights alternately or honk in advance.
A. Right
B. Wrong
Answer：A
5. When following a vehicle on the road, the distance from the vehicle in front is not important. As long as the driver goes forward at the same speed as the vehicle in front does, he/she can avoid a rear-end collision.
A. Right
B. Wrong
Answer：B
6. What is the meaning of this sign?
A. sharp right curve
B. bypass from right side
C. continuous curves
D. sharp left curve
Answer：A
7. What is the max speed on muddy road?
A. 15km/hr
B. 20km/hr
C. 40km/hr
D. 30km/hr
Answer：D
8. When a motorized vehicle crosses a non-motorized vehicle on a narrow road or a narrow bridge at night, the motorized vehicle should use the high beam light.
A. Right
B. Wrong
Answer：B
9. 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
10. What is the meaning of this sign?
A. no U turn
B. no changing to left lane
C. no turning left
D. no entering the left lane
Answer：C
11. When the fire engine, ambulance and wrecker are executing an emergency task, other vehicles Should yield.
A. Right
B. Wrong
Answer：A
12. How long is the period of probation of a motor vehicle driver who has applied for a driver license for the first time?
A. 18 months
B. 16 months
C. 12 months
D. 6 months
Answer：C
13. 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
14. When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A. Warn each other before passing
B. Driving habit
C. Easy to observe the situation ahead from either side
D. Courtesy
Answer：C
15. Traffic Police can detain the vehicle according to law if it runs on the road failing to place a label of inspection.
A. Right
B. Wrong
Answer：A
16. What is the meaning of this sign?
A. the lane for non-motorized vehicles
B. yield non-motorized vehicles
C. no passing for non-motorized vehicles
D. watch for non-motorized vehicles
Answer：D
17. Which of the following vehicle in front in the same lane is not allowed to be overtaken?
A. police car on duty
B. large bus or large truck
C. taxis
D. public bus
Answer：A
18. 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
19. A motorized vehicle runs on the road without a label of inspection, the traffic police can detain the vehicle.
A. Right
B. Wrong
Answer：A
20. 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
21. 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
22. Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer：A
23. 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
24. 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
25. Traffic Signs and traffic markings are not traffic signals.
A. Right
B. Wrong
Answer：B
