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
2026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 2026 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
- How should the driver use vehicle lights when the motor vehicle leaves a roundabout?
- When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
- Which of the following measures is incorrect when a motor vehicle stops?
- A driver should accelerate in advance to overtake then it is likely to meet with oncoming vehicles.
- When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
- When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
- Before making a U-turn at the intersection ahead, motor vehicle drivers should drive to the lane for turning left and going straight.
- Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
- Having driven his truck at 90km/hour on an urban road without road lamps, Mr. Zhou is passing a narrow road using the high-beam and cutting off the way of an oncoming passenger car that runs into the right guardrail as a consequence. Which of the following law-breaking acts did Mr. Zhou commit?
- Mr. Tang drove a large bus with 74 passengers (capacity 30 people). When descending a long curving slope at a speed of 38 kilometers per hour, the bus overturned to a brook beside the road. As a result of the accident, 17 people were killed and 57 people injured. What is the main illegal act committed by Mr. Tang?
- What should the driver do if he wants to turn left at this intersection?
- What does this sign on the fly-over junction indicate?
- The sign on the right warns of a winding road to the left ahead.
- When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
- Motor vehicles are permitted to move to the right lane at this intersection.
- Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.