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 be done first after getting into the vehicle?
- How should the driver use vehicle lights when the motor vehicle enters this intersection?
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- Mr. Ye drove a midsize van to Shangwen Road of Beitou Town. When passing a curve at the spot of 3 kilometers mark by 600 meters on the road, the van had a head-on collision at the speed of 40 kilometers per hour with Mr. Wang¡¯s three-wheeled freight motorcycle carrying 19 passengers, killing 10 people and injuring 9. What are the main illegal acts committed by the two drivers?
- Which one of the following ways to pass this intersection is correct?
- Motor vehicle drivers are allowed to overtake on this road section.
- When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
- Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
- Mr. Li drove a large bus with 21 passengers (capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour (speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What is the main illegal act committed by Mr. Li?
- Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
- How should lamps be used when setting off in this situation?
- Under such circumstances, the motor vehicle is allowed to overtake.
- When a motor vehicle turns left at this intersection the driver should change to the left lane in advance by the guide arrow.
- What should be given attention when setting off in this weather?
- Motor vehicles are not permitted to change lanes in this position.
- What does this sign on the fly-over junction indicate?