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56. What is the meaning of this sign?
A. Road narrows on the left side
B. Narrow bridge
C. Narrow road
D. Road narrows on the right side
Answer：B
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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 driving on a long downhill road, which is the best way to control driving speed?
- When driving on a long downhill road, which is the best way to control the speed?
- What is the meaning of this sign?
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- What is the meaning of this sign?
- The first-aid measure to rescue a poisoned person is to _______.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When the wounded person is suffering main artery bleeding, where should the rescue personnel press by thumb to stop the bleeding?
- Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
- When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.
- When the tire pressure is too low, what can happen when driving at a high speed?
- How will the adhesive force of road change when speed increases on a damp and slippery road?
- Once inflammable gas causes a fire disaster, it should be put out with water in good time.
- What is the meaning of this sign?
- 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.