146. What is the most frequent problem for driving on a muddy road?

A. High resistance force

B. Sideways slide

C. The motor vehicle bumps

D. Steering failure

Answer：B

Previous question: 145. When two vehicles approach each other on a foggy day, what is the best method of safe driving?

Next question: 147. When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?

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 coma, it is necessary to take warm-keeping measures to prevent heat loss.
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 suffering spinal fracture, it is necessary to ___________.
Once inflammable gas causes a fire disaster, it should be put out with water in good time.
What is the meaning of this sign?
What is the meaning of this sign?
When driving on a long downhill road, which is the best way to control driving speed?
What is the most frequent problem for driving on a muddy road?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
When driving on a long downhill road, which is the best way to control the speed?
What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?