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48. What is the meaning of this sign?
A. Slippery section
B. Sharp curve
C. Inverse curve
D. Continuous curves
Answer：C
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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 kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
- When following other vehicles on a foggy day, what should the driver do?
- When evading an emergency, except for being calm what principle should be held by drivers?
- 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.
- What is the meaning of this sign?
- 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?
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
- 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?
- What is the meaning of this sign?
- When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
- What is the meaning of this sign?
- What should the driver do when he/she encounters an oncoming ambulance in the same lane?