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56. What is the meaning of this sign?
A. Road narrows on the left side
B. Narrow bridge
C. Narrow road
D. Road narrows on the right side
Answer：B
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2026年摩托车科目四英文版题库共345题，你可以免费查看前50题，完整版题库请添加微信购买：
The English version of the 2026 motorcycle subject 4 question bank has a total of 345 questions. You can view the top 50 questions for free. Please add WeChat to purchase the complete version of the question bank.
科目四试题
- Once inflammable gas causes a fire disaster, it should be put out with water in good time.
- What is the meaning of this sign?
- In emergencies, people¡¯s life safety should always be put in the first place.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.
- What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
- When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.
- When a wounded person suffering bone fracture in the thigh, shank and spine, it is necessary to keep the fracture in position and refrain to move the wounded person.
- How to ensure motor vehicles have sufficient power when driving uphill?
- When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
- How should lamps be used by the motor vehicle driver who follows a vehicle on a road section at night where he street light condition is good?
- When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
- Which of the following is a bad habit when changing lanes?
- What is the meaning of this sign?
- What is the meaning of this sign?