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54. 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
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2025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 2025 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
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- When an erosive material catches fire, it should not be put out with water cannon.
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- The first-aid measure to rescue a poisoned person is to _______.
- When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
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- When a motor vehicle stops in snow, which lamp should be turned on?
- Which of the following measures is correct for rescuing a person sustaining full-body burns?
- When two vehicles approach each other on a foggy day, what is the best method of safe driving?
- 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.
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- When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
- 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?