137. How to reduce speed or stop when driving on a road covered with snow and ice?

A. Take full advantage of driving brake

B. Take full advantage of the control power from engine

C. Take full advantage of parking brake

D. Take full advantage of speed retarder

Answer：B

Previous question: 136. How will the adhesive force of road change when speed increases on a damp and slippery road?

Next question: 138. How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?

2025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 2025 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 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 is the meaning of this sign?
How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
What is the meaning of this sign?
What is the meaning of this sign?
What is the meaning of this sign?
When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
When rescuing the persons who are losing blood, it is necessary to ______ first.
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?
When there is no bondage for rescuing a wounded person, towels, handkerchiefs, bed sheets and stockings can be used for dressing.
What is the meaning of this sign?
When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
When a wounded person suffering burns is thirsty, he should only drink plain boiled water.