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. 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
3. Driving a motorized vehicle on the highway which has no central line, the maximum speed can not exceed 70 kilometers per hour.
A. Right
B. Wrong
Answer：B
4. What is the meaning of this sign?
A. no right turn
B. no U turn
C. no going straight
D. no left turn
Answer：C
5. Before riding a motorcycle, the driver should wear a safety helmet and adjust the angle of the rearview mirror till he can clearly watch the left side and the right side of the back.
A. Right
B. Wrong
Answer：A
6. When a motorcycle is making a turn in a high speed, the driver should avoid using the brake or use the brake less to prevent sideslip.
A. Right
B. Wrong
Answer：A
7. 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
8. According to regulations, motorcycle driver and passenger should wear helmets.
A. Right
B. Wrong
Answer：A
9. 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
10. Which shoud be taken along while driving?
A. vocational qualification certificate
B. ID card
C. driving license
D. work permits
Answer：C
11. What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A. Cut speed as approaching each other
B. Pass each other by speeding up properly
C. Pass each other slowly by cutting speed in advance
D. Pass each other along the central line to the best
Answer：C
12. 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
13. 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
14. At a road that has more than two vehicle lanes in the same direction, the motorcycles should use the very left one.
A. Right
B. Wrong
Answer：B
15. Driving and smoking has no negative effect on safe driving
A. Right
B. Wrong
Answer：B
16. A motorized vehicle that will turn right at an intersection but has a vehicle in front in the same lane waiting for the green light should ______________.
A. Stop and wait for his turn
B. Honk to indicate the vehicle in front to yield
C. Bypass the vehicle in front from the right side and go through the intersection
D. Bypass the vehicle in front from the left side and go through the intersection
Answer：A
17. When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A. Right
B. Wrong
Answer：A
18. It is illegal to change lanes without turning on indicators.
A. Right
B. Wrong
Answer：A
19. 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
20. What is the meaning of this sign?
A. going straight and right turn
B. going straight and left turn
C. no going straight and no left turn
D. right turn and left turn only
Answer：B
21. 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
22. 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
23. 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
24. 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
25. 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
