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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?
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
- What is the meaning of this sign?
- How will the adhesive force of road change when speed increases on a damp and slippery road?
- What is the meaning of this sign?
- How to reduce speed or stop when driving on a road covered with snow and ice?
- 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 there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
- 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?
- What should the driver do to follow other motor vehicles on a mountain road?
- 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?
- Which of the following measures is incorrect when a motor vehicle stops?
- What is the meaning of this sign?
- What is the meaning of this sign?
- Which of the following is an inflammable solid material?