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51. What is the meaning of this sign?
A. Embankment road
B. Steep uphill road
C. Continuous up slopes
D. Steep downhill road
Answer：D
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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
- 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.
- What is the meaning of this sign?
- When a motor vehicle temporarily stops at night, which lamp should be turned on?
- 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.
- What is the meaning of this sign?
- What is the meaning of this sign?
- Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
- How to reduce speed or stop when driving on a road covered with snow and ice?
- The first-aid measure to rescue a poisoned person is to _______.
- When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
- What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
- What is the meaning of this sign?
- What needs attention when a motor vehicle drives on a road covered with ice and snow?
- 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.
- 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.
- Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?