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130. How to ensure motor vehicles have sufficient power when driving uphill?
A. Downshift before reducing speed
B. Downshift after reducing speed
C. Downshift when the speed is excessively low
D. Downshift to the fullest extent
Answer：A
Previous question: 129. When driving on a long downhill road, which is the best way to control driving speed?
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 a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.
- 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?
- Which of the following is a bad habit when changing lanes?
- When two vehicles approach each other on a foggy day, what is the best method of safe driving?
- Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
- When driving on a long downhill road, which is the best way to control the speed?
- What is the meaning of this sign?
- When an erosive material catches fire, it should not be put out with water cannon.
- What is the meaning of this sign?
- In emergencies, people¡¯s life safety should always be put in the first place.
- What is the meaning of this sign?
- Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
- When a wounded person suffering bone fracture in the thigh, shank and spine, it is necessary to keep the fracture in position and refrain to move the wounded person.
- What is the meaning of this sign?
- When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?