41. When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.

Answer：Y

Previous question: 40. At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.

Next question: 42. When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.

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?
What is the meaning of this sign?
When there is no bandage for rescuing a wounded person, which of the following measures is wrong?
The first-aid measure to rescue a poisoned person is to _______.
When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
What is the meaning of this sign?
In emergencies, people¡¯s life safety should always be put in the first place.
Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
When rescuing the injured, it is necessary to ________.
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 rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
When carrying the wounded persons in coma or in danger of suffocation, they should lie face up.
Matches, sulfur and red phosphorus are _________.
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.
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.
When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.