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89. What is the meaning of this sign?
A. Customs inspection
B. Stop-for-inspection
C. Frontier inspection
D. No passing
Answer：B
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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
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- When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.
- The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
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- When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
- 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 is the meaning of this sign?
- 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.