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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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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?
- 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.
- When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
- When there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
- When an erosive material catches fire, it should not be put out with water cannon.
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
- The wrong method to rescue a poisoned person in a traffic accident is to ______.
- 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.
- When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?
- 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.
- When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
- Once inflammable gas causes a fire disaster, it should be put out with water in good time.