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49. What is the meaning of this sign?
A. Slippery section
B. Sharp curve
C. Inverse curve
D. Continuous curves
Answer：D
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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
- What is the meaning of this sign?
- In emergencies, people¡¯s life safety should always be put in the first place.
- Once inflammable gas causes a fire disaster, it should be put out with water in good time.
- Matches, sulfur and red phosphorus are _________.
- 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?
- When there is no bandage for rescuing a wounded person, which of the following measures is wrong?
- Which of the following measures is correct for rescuing a person sustaining full-body burns?
- When rescuing the persons who are losing blood, it is necessary to ______ first.
- When a gas tanker is leaking heavily, which of the following measures is wrong?
- Which of the following is an inflammable solid material?
- When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him/her to a place with fresh air so that he/she will not continue to be poisoned.
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
- When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
- The first-aid measure to rescue a poisoned person is to _______.
- The wrong method to rescue a poisoned person in a traffic accident is to ______.