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77. What is the meaning of this sign?
A. No right turn
B. No U turn
C. No going straight
D. No left turn
Answer：C
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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
- At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
- When a motor vehicle stops in snow, which lamp should be turned on?
- What should the driver do to follow other motor vehicles on a mountain road?
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- When carrying the wounded persons in coma or in danger of suffocation, they should lie face up.
- When rescuing the injured, it is necessary to ________.
- 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?
- Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
- When rescuing a wounded person in coma, it is necessary to take warm-keeping measures to prevent heat loss.
- What is the meaning of this sign?
- When rescuing a wounded person in an emergency, it is necessary to firstly stop the bleeding by compression before other methods are taken according to the conditions of bleeding.
- What is the meaning of this sign?
- What is the meaning of this sign?
- When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?