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21. When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
A. Take warm-keeping measure
B. Use soft stretcher to carry
C. Use sling to keep in position
D. Help the wounded person to move
Answer：C
Previous question: 20. When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
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
- What is the meaning of this sign?
- What is the meaning of this sign?
- When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.
- What is the meaning of this sign?
- What is the meaning of this sign?
- 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?
- What is the meaning of this sign?
- What is the meaning of this sign?
- When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
- When a motor vehicle stops in snow, 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?
- 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?
- How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
- 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?