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 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

3. 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：A

4. What is the meaning of this sign?

A. no long time honking

B. honk discontinuously

C. reduce speed and honk

D. no honking

Answer：D

5. 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

6. What is the meaning of this sign?

A. stop by the left side of the road

B. downhill section left

C. left turn only

D. run by the left side of the road

Answer：D

7. When a fast-running vehicle makes a sharp turn, it can very easily cause side collision or an overturn due to the centrifugal force.

A. Right

B. Wrong

Answer：A

8. Serious wave will appear when the front tire blows out; the driver should release the accelerator, firmly hold the steering wheel with both hands, quickly gradually break down, and stop to yield.

A. Right

B. Wrong

Answer：A

9. What is the meaning of this sign?

A. bump road

B. high outburst road

C. low-lying road

D. hump bridge

Answer：B

10. When the fire engine, ambulance and wrecker are executing an emergency task, other vehicles Should yield.

A. Right

B. Wrong

Answer：A

11. What is the meaning of this sign?

A. slippery section

B. sharp curve

C. inverse curve

D. continuous curves

Answer：C

12. 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

13. 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

14. What is the meaning of this sign?

A. customs inspection

B. stop-for-inspection

C. frontier inspection

D. no passing

Answer：B

15. What is the meaning of this sign?

A. turn right

B. one-way road

C. going straight only

D. straight-going lane

Answer：A

16. 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

17. 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

18. What is the meaning of this sign?

A. driving at reduced speed in the section of 40 meters

B. minimum speed is 40km/hr

C. maximum speed is 40km/hr

D. 40km/hr speed limit ban is lifted

Answer：D

19. What is the meaning of this sign?

A. intersection

B. ring intersection

C. T-shaped intersection

D. Y-shaped intersection

Answer：A

20. 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

21. The motorcycles should be inspected once every four years within __________.

A. 1 years

B. 2 years

C. 3 years

D. 4 years

Answer：B

22. What is the meaning of this sign?

A. no borrowing lane

B. no changing lane

C. no overtaking

D. no U turn

Answer：C

23. 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

24. If a motorized vehicle driver allows his vehicle to be driven by a person whose driving license has been revoked, the traffic police will detain the driving license.

A. Right

B. Wrong

Answer：A

25. What is the meaning of this sign?

A. reduce speed and go slowly

B. watch for danger

C. jammed section

D. accident-prone section

Answer：B