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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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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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- What is the meaning of this sign?
- 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.
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- When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
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- What should the driver do when he/she encounters an oncoming ambulance in the same lane?
- When driving on a long downhill road, which is the best way to control driving speed?
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- Which of the following is a bad habit when changing lanes?
- When a gas tanker is leaking heavily, which of the following measures is wrong?
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- When a wounded person suffering bone fracture in the thigh, shank and spine, it is necessary to keep the fracture in position and refrain to move the wounded person.
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- When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
- 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.