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69. What is the meaning of this sign?
A. Accident-prone section
B. Construction section
C. Reducing speed and going slowly section
D. Jammed section
Answer：A
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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
- When a motor vehicle temporarily stops in fog, which lamp should be turned on?
- Which of the following is an inflammable solid material?
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- 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.
- When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.
- What is the meaning of this sign?
- What is the most frequent problem for driving on a muddy road?
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- When a gas tanker is leaking heavily, which of the following measures is wrong?
- What influence does smoking have upon driving?
- 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?
- 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.
- What is the meaning of this sign?
- When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.
- What is the meaning of this sign?