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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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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 a wounded person suffering burns is thirsty, he may drink a small quantity of slightly salty water.
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- When two vehicles approach each other on a foggy day, what is the best method of safe driving?
- At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
- 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?
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- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
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- When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
- What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
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- What should motor vehicle drivers do when parking temporarily on a rainy day?