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52. What is the meaning of this sign?
A. Continuous down slopes
B. Steep downhill road
C. Steep uphill road
D. Continuous up slopes
Answer：A
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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
- In emergencies, people¡¯s life safety should always be put in the first place.
- Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
- What is the meaning of this sign?
- What is the meaning of this sign?
- When rescuing a wounded person in an emergency, it is necessary to firstly stop the bleeding by compression before other methods are taken according to the conditions of bleeding.
- What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
- When a motor vehicle stops in snow, which lamp should be turned on?
- What is the main impact of foggy weather on safe driving?
- Which of the following measures is correct for rescuing a person sustaining full-body burns?
- When rescuing a wounded person suffering spinal fracture, it is necessary 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.
- What is the meaning of this sign?
- What is the meaning of this sign?
- What is the meaning of this sign?
- Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
- What is the meaning of this sign?