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

What is the meaning of this sign?
What is the meaning of this sign?
When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.
What is the meaning of this sign?
When a gas tanker is leaking heavily, which of the following measures is wrong?
What is the meaning of this sign?
What is the main impact of foggy weather on safe driving?
What is the meaning of this sign?
When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
Which of the following is a bad habit when changing lanes?
When there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.
Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
When carrying the wounded persons in coma or in danger of suffocation, they should lie face up.
When approaching a vehicle on a narrow slope, which one of the following ways is correct?
The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
What is the meaning of this sign?