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51. What is the meaning of this sign?
A. Embankment road
B. Steep uphill road
C. Continuous up slopes
D. Steep downhill road
Answer：D
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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?
- What is the meaning of this sign?
- When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.
- When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.
- 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.
- How to ensure motor vehicles have sufficient power when driving uphill?
- When a gas tanker is leaking heavily, which of the following measures is wrong?
- When driving on a long downhill road, which is the best way to control the speed?
- When a motor vehicle temporarily stops in fog, which lamp should be turned on?
- What needs attention when a motor vehicle drives on a road covered with ice and snow?
- When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.
- When rescuing the persons who are losing blood, it is necessary to ______ first.
- Which of the following measures is incorrect when a motor vehicle stops?
- What is the meaning of this sign?
- What is the meaning of this sign?