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32. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
Answer：Y
Previous question: 31. When an erosive material catches fire, it should not be put out with water cannon.
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
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- When an erosive material catches fire, it should not be put out with water cannon.
- Which of the following measures is incorrect when a motor vehicle stops?
- When two vehicles approach each other on a foggy day, what is the best method of safe driving?
- What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?
- What is the meaning of this sign?
- What is the meaning of this sign?
- What is the meaning of this sign?
- What is the meaning of this sign?
- When rescuing the persons who are losing blood, it is necessary to ______ first.
- Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
- What is the meaning of this sign?
- Matches, sulfur and red phosphorus are _________.
- When a motor vehicle temporarily stops at night, which lamp should be turned on?
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- How will the adhesive force of road change when speed increases on a damp and slippery road?