21. A motorized vehicle driver is not allowed during the period of probation to pull a trailer.
Answer：Y
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2025年科目一英文版题库共973题，你可以免费查看前200题，完整版题库请添加微信购买：
The English version of the 2025 subject 1 question bank has a total of 973 questions. You can view the top 200 questions for free. Please add WeChat to purchase the complete version of the question bank.
Subject 1 test questions
- Is there any effective auxiliary method to control the speed while driving on a long downhill road besides braking.
- When a motorized vehicle runs on an expressway, it ________.
- When a vehicle reaches a sharp curve, the driver should _______.
- The main impact of rainy weather on safe driving is _______.
- When driving on a mountain road covered by ice and snow, the vehicle behind should ______ if the vehicle in front is climbing a slope.
- When driving, the driver should be courteous and defensive, instead of being offensive.
- When starting up a vehicle stopping at the roadside, the driver should first ________.
- The main impact of mountain roads on safe driving is _______.
- When encountering a traffic accident ahead and help is needed while driving, the driver should ________.
- When discovering the persons injured in a traffic accident need rescue while driving, the driver should _________.
- When a vehicle goes downhill, it may fully use the neutral gear and slide.
- How to do when causing a minor traffic accident with no human casualties and no dispute?
- When a vehicle overtakes the bike riders going in the same direction, the rational way to deal with is to ________.
- When changing lanes on an expressway, the driver should turn on the turn signal in advance, observe the traffic conditions, and slowly turn the steering wheel and enter the new lane after making sure it is safe to do so.
- Driving a motorized vehicle in the city road which has no central line, the maximum speed can not exceed 50 kilometers per hour.
- Speeding up to go though the intersection before the light turns to red in this case.