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 kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A. Shorten the engine’s service life
B. Make the driver feel tired
C. Easily cause the vehicle to overturn
D. Reduce the braking efficiency
Answer：D
2. What should the driver do when he/she encounters an oncoming ambulance in the same lane?
A. Keep to the side and reduce speed or stop to yield
B. Drive ahead by occupying another lane
C. Yield by speeding up and changing lanes
D. Drive ahead in the original lane
Answer：A
3. When a motor vehicle passes over an inundated road drivers should change to a high gear and pass rapidly.
A. Right
B. Wrong
Answer：B
4. Illegally assembled motorized vehicle can be drived on road as long as it is thought to be safe.
A. Right
B. Wrong
Answer：B
5. How to ensure safe driving at night?
A. Drive at speed limit
B. Cut speed and drive carefully
C. Maintain the current speed
D. Drive above the speed limit
Answer：B
6. 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
7. What should motor vehicle drivers do when parking temporarily on a rainy day?
A. Turn on hazard lamp
B. Turn on front and back fog lamp
C. Turn on low-beam
D. Set up warning sign at the back of the vehicle
Answer：A
8. What is the max speed when passing a level crossing?
A. 15km/hr
B. 20km/hr
C. 30km/hr
D. 40km/hr
Answer：C
9. What should the driver do when encountering a vehicle from the opposite direction on a road without a central line?
A. driving closly by the roadside
B. driving by the central of the road
C. reducing speed and driving by right side
D. run by using the lane for non-motorized vehicles
Answer：C
10. 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
11. When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A. Right
B. Wrong
Answer：A
12. When driving in icy and snowy weather, because of the reduction of the stability, it is easy for the wheels to race or slip when rapidly speeding up.
A. Right
B. Wrong
Answer：A
13. When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A. Right
B. Wrong
Answer：B
14. Causing a traffic accident due to violating the law and regulations on road traffic safety is the rule-breaking act.
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. When causing a road accident involving property damage, the party should leave the scene on his own but he does not leave, the traffic police can not order him to leave.
A. Right
B. Wrong
Answer：B
17. What is the meaning of this sign?
A. more vehicles section
B. passing slowly
C. jammed section
D. construction section
Answer：B
18. Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
A. Front and rear fog lamps
B. Low-beam
C. High-beam
D. Hazard lamp
Answer：B
19. When passing an intersection, vehicle motor drivers are not allowed to overtake.
A. Right
B. Wrong
Answer：A
20. 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
21. Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
A. Use a long-sounding horn
B. Follow the vehicle in front while turning high-beam
C. Wait for it to yield while keeping a safe distance
D. Use high-beam and low-beam alternatively
Answer：C
22. What should be checked before driving?
A. No parts need to be checked
B. Whether the tires have been cleaned
C. Where the spare tire is placed
D. The fastening and air pressure of tires
Answer：D
23. When the driver discovers a tire is leaking and steers the vehicle off the main carriageway, he should refrain from applying emergency so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the following vehicle.
A. Right
B. Wrong
Answer：A
24. What is the meaning of this sign?
A. turn left
B. no going straight
C. straight-going lane
D. one-way road
Answer：A
25. 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
