21. A motorized vehicle driver is not allowed during the period of probation to pull a trailer.
Answer：Y
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2026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 2026 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
- Using the low beam light in such circumstances.
- When a following vehicle gives the overtaking signal, the driver should ________ if conditions permit.
- Which is correct if a vehicle breaks down and is difficult to move?
- When a vehicle approaches an intersection without crosswalk, the driver should _______ if he finds people are crossing the street.
- When the green light at a congested intersection is on, the vehicles _______.
- When a vehicle goes downhill on a mountain road, it is not allowed to overtake.
- When reversing on an ordinary road and discovering some vehicles are passing, the driver should _________.
- You should speed up to change lane in front of the red car.
- Reducing the speed when driving in sand, hail, rain, fog, ice and other weather conditions.
- Traffic markings are divided into indication, warning and prohibition.
- When driving a vehicle through an inundated road with non-motorized vehicles on both sides, the driver should _________.
- It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
- Which is correct in this kind of intersection?
- When driving on a mountain road covered by ice and snow, the vehicle behind should ______ if the vehicle in front is climbing a slope.
- How to do while entering this intersection?
- After entering the acceleration lane of an expressway, the driver should increase the speed to more than _________ per hour.