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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
- Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
- What is the meaning of this sign?
- When driving on a long downhill road, which is the best way to control driving speed?
- What is the meaning of this sign?
- When following other vehicles on a foggy day, what should the driver do?
- What is the meaning of this sign?
- 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?
- When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
- 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 main impact of foggy weather on safe driving?
- When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
- How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
- What is the meaning of this sign?
- When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.
- Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?