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

What is the meaning of this sign?
Once inflammable gas causes a fire disaster, it should be put out with water in good time.
When approaching a vehicle on a narrow slope, which one of the following ways is correct?
When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
What is the meaning of this sign?
What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
What is the meaning of this sign?
When discovering animals crossing the expressway on the highway, the driver should not drastically turn to evade.
What is the meaning of this sign?
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?
When two vehicles approach each other on a foggy day, what is the best method of safe driving?
Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
What is the meaning of this sign?