三亚考摩托车科目四英文版app
2025年摩托车科目四英文版题库共345题，你可以免费查看随机20题，完整版题库请添加微信购买：
The English version of the 2025 Motorcycle subject 4 question bank has a total of 700 questions. You can view the top 20 questions for free. Please add WeChat to purchase the complete version of the question bank.
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 wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
Answer: Y
3. When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
Answer: Y
4. When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
A. Take warm-keeping measure
B. Use soft stretcher to carry
C. Use sling to keep in position
D. Help the wounded person to move
Answer: C
5. What is the meaning of this sign?
A. Steep downhill road
B. Continuous up slopes
C. Steep uphill road
D. Embankment road
Answer: C
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. Which of the following method is correct to rescue an unconscious person?
A. Apply cardio-pulmonaryresuscitation immediately
B. Press the philtrum of the wounded person with force
C. Continuously slap the face of the wounded person
D. Check the breath of the wounded person before other emergency treatments
Answer: D
8. Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
Answer: Y
9. How will the adhesive force of road change when speed increases on a damp and slippery road?
A. Increase sharply
B. Increase gradually
C. Decrease sharply
D. No change
Answer: C
10. 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
11. The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
Answer: Y
12. When a motor vehicle temporarily stops in fog, which lamp should be turned on?
A. Hazard lamp, clearance lamp and rear position lamp
B. Left-turn indicator, clearance lamp and rear position amp
C. Headlamp, clearance lamp and rear position lamp
D. Reverse lamp, clearance lamp and rear position lamp
Answer: A
13. 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
14. When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
Answer: Y
15. When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
Answer: N
16. What is the meaning of this sign?
A. Crosswalk
B. Students¡¯ passage
C. Watch for pedestrians
D. Children¡¯s passage
Answer: A
17. When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
Answer: N
18. What is the main impact of foggy weather on safe driving?
A. Easy to slide sideways
B. Low visibility
C. Increase the resistance
D. Widen the field of vision
Answer: B
19. When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?
A. The artery near the heart
B. The artery lower to the wound
C. The artery further from the heart
D. The artery in the center of the wound
Answer: A
20. When approaching a vehicle on a narrow slope, which one of the following ways is correct?
A. The descending vehicle yields to the ascending
B. The vehicle which is further from the slope crest should yield
C. The ascending vehicle yields to the descending
D. If the descending vehicle has reached the midpoint while the ascending vehicle has not yet set out, the descending vehicle must yield.
Answer: A
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