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47. What is the meaning of this sign?
A. Bypass from left side
B. Continuous curves
C. Sharp left curve
D. Sharp right curve
Answer：C
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2024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 2024 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
- The wrong method to rescue a poisoned person in a traffic accident is to ______.
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
- When there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.
- When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
- What is the meaning of this sign?
- When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.
- When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
- When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
- When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.
- The article that cannot be used to stop bleeding by dressing is _________.
- What is the meaning of this sign?
- Which of the following method is correct to rescue an unconscious person?
- When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
- 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.