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?

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

When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
In emergencies, people¡¯s life safety should always be put in the first place.
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?
When an erosive material catches fire, it should not be put out with water cannon.
When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
What is the meaning of this sign?
What influence does smoking have upon driving?
Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
What is the meaning of this sign?
When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
Which of the following measures is correct for rescuing a person sustaining full-body burns?
When the tire pressure is too low, what can happen when driving at a high speed?
What is the meaning of this sign?