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?
When a motor vehicle temporarily stops at night, which lamp should be turned on?
When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
Matches, sulfur and red phosphorus are _________.
What is the meaning of this sign?
When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
What is the meaning of this sign?
When rescuing the persons who are losing blood, it is necessary to ______ first.
What is the meaning of this sign?
Which of the following is a bad habit when changing lanes?
When following other vehicles on a foggy day, what should the driver do?
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?
What is the meaning of this sign?
How will the adhesive force of road change when speed increases on a damp and slippery road?
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.