129. When driving on a long downhill road, which is the best way to control driving speed?

A. Coast in neutral gear

B. Depress the clutch and coast

C. Use the engine to brake

D. Depress the brake pedal continuously

Answer：C

Previous question: 128. When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?

Next question: 130. How to ensure motor vehicles have sufficient power when driving uphill?

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 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.
What is the meaning of this sign?
Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
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?
What is the meaning of this sign?
When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.
What influence does smoking have upon driving?
When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
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?
What is the meaning of this sign?
What is the meaning of this sign?