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?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
When the tire pressure is too low, what can happen when driving at a high speed?
Which of the following method is correct to rescue an unconscious person?
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.
When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
What is the meaning of this sign?