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136. How will the adhesive force of road change when speed increases on a damp and slippery road?
A. Increase sharply
B. Increase gradually
C. Decrease sharply
D. No change
Answer：C
Previous question: 135. What should motor vehicle drivers do when parking temporarily on a rainy day?
Next question: 137. How to reduce speed or stop when driving on a road covered with snow and ice?
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
- Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
- What is the meaning of this sign?
- What is the meaning of this sign?
- What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
- 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 will the adhesive force of road change when speed increases on a damp and slippery road?
- When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order 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.
- Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
- 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.
- When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
- When approaching a vehicle on a narrow slope, which one of the following ways is correct?
- When an erosive material catches fire, it should not be put out with water cannon.