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50. What is the meaning of this sign?
A. Steep downhill road
B. Continuous up slopes
C. Steep uphill road
D. Embankment road
Answer：C
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2024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 2024 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
- 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.
- What is the meaning of this sign?
- When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.
- What is the meaning of this sign?
- When rescuing the persons who are losing blood, it is necessary to ______ first.
- When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.
- Matches, sulfur and red phosphorus are _________.
- Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
- Which of the following is an inflammable solid material?
- The wrong method to rescue a poisoned person in a traffic accident is to ______.
- The first-aid measure to rescue a poisoned person is to _______.
- 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 carrying the wounded persons in coma or in danger of suffocation, they should lie face up.
- When a wounded person suffering burns is thirsty, he may drink a small quantity of slightly salty water.
- What is the meaning of this sign?
- When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.