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.

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

Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
What is the meaning of this sign?
What is the meaning of this sign?
When driving on a long downhill road, which is the best way to control the speed?
When a motor vehicle temporarily stops in fog, which lamp should be turned on?
What is the meaning of this sign?
When the tire pressure is too low, what can happen when driving at a high speed?
What is the meaning of this sign?
When evading an emergency, except for being calm what principle should be held by drivers?
Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
What is the meaning of this sign?
Which of the following measures is incorrect when a motor vehicle stops?
What is the meaning of this sign?
Once inflammable gas causes a fire disaster, it should be put out with water in good time.
How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
When approaching a vehicle on a narrow slope, which one of the following ways is correct?