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. When a tire blowout on the road, the driver should control the direction of the vehicle and use emergency braking to bring the motorcycle swiftly to a stop.

A. Right

B. Wrong

Answer：B

3. What is the meaning of this sign?

A. stop to yield

B. no stopping temporarily

C. no entry

D. no long stopping

Answer：A

4. While driving a motorcycle, nothing is permitted to hang on the handlebars.

A. Right

B. Wrong

Answer：A

5. When a motorized vehicle makes a U turn, turns around or goes down a slope, the maximum speed should not exceed 40 kilometers per hour.

A. Right

B. Wrong

Answer：B

6. A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.

A. Right

B. Wrong

Answer：B

7. When a motorcycle goes downhill on a mountain road, it is not allowed to overtake.

A. Right

B. Wrong

Answer：A

8. If a person who has caused a major traffic accident and if his act constitutes a crime, he should be held for _________.

A. criminal liability

B. civil liability

C. direct liability

D. economic liability

Answer：A

9. A person who has falsified or altered the motorized vehicle driving license and if his act constitutes a crime, he should be held for criminal liabilities according to law.

A. Right

B. Wrong

Answer：A

10. Which of the following measures is incorrect when a motor vehicle stops?

A. Stop at a stipulated place

B. Avoid stopping on pedestrian streets

C. Avoid obstructing the passing of other motor vehicles and pedestrians when temporarily stops on the road

D. Stop on the non-motor vehicle lane

Answer：D

11. When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.

A. Right

B. Wrong

Answer：B

12. When driving on a rough road, the driver should use low gear to keep low speed; try to choose roads with big pits to reduce bumpy feeling.

A. Right

B. Wrong

Answer：B

13. 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

14. 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

15. Nobody is allowed to drive a motorized vehicle that has safety hazards.

A. Right

B. Wrong

Answer：A

16. 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

17. 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：B

18. The motorcycles should be inspected once every year when it exceeds ____ as from the date of registration.

A. 1 year

B. 2 years

C. 3 years

D. 4 years

Answer：D

19. 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

20. When passing a turn or a curve section, the driver should slow down and disengage the clutch.

A. Right

B. Wrong

Answer：B

21. In which section when a vehicle runs is prohibited from overtaking.

A. elevated road

B. intersection

C. central streets

D. ring express

Answer：B

22. 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

23. During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.

A. Right

B. Wrong

Answer：B

24. 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

25. What is the meaning of this sign?

A. downhill section on right side

B. driving by the right side of the road

C. stopping by the right side of the road

D. right turn only

Answer：B