1. 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?
A. Speeding
B. Fatigued driving
C. Carrying more passengers than permitted
D. Driving a motor vehicle with potential safety hazard
Answer: AD
2. Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?

A. Speeding up and driving into the traffic flow directly
B. Driving into the traffic flow behind the gray car on the main road
C. Driving into the traffic flow from the front of the red car on the main road
D. Turning on the indicator and driving into the flow directly
Answer: B
3. When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horn continuously and speed up to bypass on the left of the bicycle.
A. Right
B. Wrong
Answer: B
4. After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A. Right
B. Wrong
Answer: B
5. The sign on the right warns of a ferry crossing 100 meters after turning right at the intersection ahead.

A. Right
B. Wrong
Answer: A
6. The sign on the right indicates that the vehicle should yield to the oncoming traffic as approaching each other.

A. Right
B. Wrong
Answer: B
7. At this moment, the driver may speed up and pass the intersection rapidly.

A. Right
B. Wrong
Answer: B
8. The sign on the right warns of no passing due to collapse on the road ahead.

A. Right
B. Wrong
Answer: B
9. The sign on the right warns of three or more winding roads ahead.

A. Right
B. Wrong
Answer: B
10. When a motor vehicle on an expressway stops in an emergency due to breakdown or an accident, what should the driver and the passengers do?
A. Stand in front of the motor vehicle
B. Wait in the motor vehicle for rescue
C. Stand behind the motor vehicle
D. Promptly move to the road shoulder on the right side or the emergency lane
Answer: D
11. The road marker on the right side indicates that drivers may overtake by borrowing this road.

A. Right
B. Wrong
Answer: B
12. In which of the following ways can motor vehicles avoid a tire burst?
A. Lowering tire pressure
B. Checking tires regularly
C. Removing foreign matters from the tire tread grooves timely
D. Replacing the tires that have cracks or deep cuts
Answer: BCD
13. When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A. Right
B. Wrong
Answer: A
14. What matters need attention when driving on a rainy day?
A. Avoid using the emergency brake or making sharp turns
B. Keep a safe enough distance
C. Observe the traffic situation of non-motor vehicles and surrounding pedestrians
D. Drive at a safe speed
Answer: ABCD
15. When a tire suddenly bursts on the road, what should not be done by the driver?
A. Keep calm and release the accelerator pedal slowly
B. Hold the steering wheel firmly to ensure the vehicle goes straight
C. Apply emergency braking and stop the vehicle in the shortest possible time
D. Gently depress the brake pedal after the vehicle slows down
Answer: C
16. The motor vehicle should speed up and pass rapidly under this situation.

A. Right
B. Wrong
Answer: B
17. A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A. Right
B. Wrong
Answer: B
18. Sounding the horn on a foggy day can arouse the attention of the opposite side. After hearing the horn from the opposite side, the driver should also sound their own horn to respond.
A. Right
B. Wrong
Answer: A
19. The sign in front indicates that vehicles except public buses are not allowed to drive in this lane.

A. Right
B. Wrong
Answer: A
20. 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