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

Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order to yield?
What is the meaning of this sign?
How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
Which of the following is an inflammable solid material?
What is the meaning of this sign?
When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
What should be checked before driving?
What is the meaning of this sign?
What is the meaning of this sign?
When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.
When two vehicles approach each other on a foggy day, what is the best method of safe driving?
What is the meaning of this sign?
When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?