21. One day, Mr. Yang drove a large bus with 57 passengers (bus capacity 55 people) from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing 12 people and injuring 22. What is the main illegal act committed by Mr. Yang?
A. Fatigued driving
B. Carrying more passengers than permitted
C. Speeding
D. Misoperation
Answer：AB
2025年科目四英文版题库共700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 4 question bank has a total of 700 questions. You can view the top 200 questions for free. Please add WeChat to purchase the complete version of the question bank.
Subject 4 test questions
- What should the driver do if he encounters this situation at the intersection when driving straight?
- What is the intersection ahead indicated by the right sign?
- Mr. Qi drove a large bus with 28 passengers (capacity 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li¡¯s heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
- The driver may not change lanes when the motor vehicle turns right at this intersection.
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- As shown in this flash, what should the motor vehicle driver do when encounters this situation?
- It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
- When temporarily parking on a raining day, what kind of lamp should the driver turn on?
- Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
- Motor vehicle drivers are allowed to make a U-turn at this intersection.
- What should be done by the driver who intends to overtake but the motor vehicle in front neither reduces its speed nor allows the right of way?
- Motor vehicles are not permitted to change lanes in this position.
- When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
- When following a vehicle on the road, the distance from the vehicle in front is not important. As long as the driver goes forward at the same speed as the vehicle in front does, he can avoid a rear-end collision.
- How many kinds of law-breaking acts are displayed in flash 2?
- One day, Mr. Yang drove a large bus with 57 passengers (bus capacity 55 people) from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing 12 people and injuring 22. What is the main illegal act committed by Mr. Yang?