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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?
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
- 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.
- 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.
- When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When a gas tanker is leaking heavily, which of the following measures is wrong?
- Which of the following is an inflammable solid material?
- Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
- When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
- When driving on a long downhill road, which is the best way to control driving speed?
- What needs attention when a motor vehicle drives on a road covered with ice and snow?
- When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
- When the tire pressure is too low, what can happen when driving at a high speed?
- 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?