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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.
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
- When approaching a vehicle on a narrow slope, which one of the following ways is correct?
- What is the meaning of this sign?
- What is the meaning of this sign?
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- What is the meaning of this sign?
- The first-aid measure to rescue a poisoned person is to _______.
- What is the meaning of this sign?
- When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order to yield?
- What is the meaning of this sign?
- How will the adhesive force of road change when speed increases on a damp and slippery road?
- When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
- What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
- What is the meaning of this sign?
- What is the meaning of this sign?
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.