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66. What is the meaning of this sign?
A. Watch for long time honking
B. An unmanned level crossing
C. A manned level crossing
D. Multi-crossing of railway and road
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
- 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.
- How to reduce speed or stop when driving on a road covered with snow and ice?
- When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
- 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.
- When following other vehicles on a foggy day, what should the driver do?
- When a motor vehicle temporarily stops in fog, which lamp should be turned on?
- What is the meaning of this sign?
- What is the meaning of this sign?
- Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
- 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 most frequent problem for driving on a muddy road?
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- How will the adhesive force of road change when speed increases on a damp and slippery road?
- 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.