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149. When the tire pressure is too low, what can happen when driving at a high speed?
A. Tire pressure will be unstable
B. Tire pressure will increase
C. Driving resistance will decrease
D. The tire will burst
Answer：D
Previous question: 148. When evading an emergency, except for being calm what principle should be held by drivers?
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
- When a wounded person is under the wheel or cargo, the wrong method is to pull the limbs of the wounded.
- When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
- 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 a gas tanker is leaking heavily, which of the following measures is wrong?
- 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?
- When a motor vehicle temporarily stops at night, which lamp should be turned on?
- Which of the following method is correct to rescue an unconscious person?
- When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
- 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.
- In emergencies, people¡¯s life safety should always be put in the first place.
- Which lamp should be used when motor vehicles pass hrough an intersection at night where there is no traffic light signal?
- What is the meaning of this sign?
- When driving on a long downhill road, which is the best way to control driving speed?
- When a wounded person suffering burns is thirsty, he should only drink plain boiled water.