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?

Next question: 22. 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.

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?
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?
When rescuing the injured, it is necessary to ________.
Once inflammable gas causes a fire disaster, it should be put out with water in good time.
When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him/her to a place with fresh air so that he/she will not continue to be poisoned.
When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
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.
What should motor vehicle drivers do when parking temporarily on a rainy day?
What is the meaning of this sign?
What is the meaning of this sign?
When a motor vehicle temporarily stops at night, which lamp should be turned on?
When rescuing a wounded person in an emergency, it is necessary to firstly stop the bleeding by compression before other methods are taken according to the conditions of bleeding.
When approaching a vehicle on a narrow slope, which one of the following ways is correct?
How to ensure motor vehicles have sufficient power when driving uphill?