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90. What is the meaning of this sign?
A. Straight-going lane
B. Going straight only
C. One-way road
D. No going straight
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
- What is the meaning of this sign?
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
- When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
- 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.
- What is the meaning of this sign?
- When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
- 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 is the meaning of this sign?
- What is the meaning of this sign?
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- Which of the following is a bad habit when changing lanes?
- When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
- When driving on a long downhill road, which is the best way to control driving speed?
- What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
- When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.