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. When encountering a road like this, motor vehicle drivers should downshift in advance to maintain the dynamic of the motor vehicle.

A. Right
B. Wrong
Answer: A
3. How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A. Turn on the hazard lamps
B. Turn on the high-beam
C. Turn on the fog lamp
D. Turn on the low-beam
Answer: D
4. When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.

A. Right
B. Wrong
Answer: A
5. When encountering a road like this, motor vehicle drivers should downshift in advance and control speed by braking the engine.

A. Right
B. Wrong
Answer: A
6. A motor vehicle should slow down and stop at this level crossing.

A. Right
B. Wrong
Answer: A
7. When temporarily parking on a raining day, what kind of lamp should the driver turn on?
A. Front and back fog lamps
B. Hazard warning lamp
C. Headlamp
D. Reversing lamp
Answer: B
8. Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A. Explosives
B. Oxidizing materials
C. Self-igniting articles
D. Inflammable solid materials
Answer: D
9. When encountering children in this condition, what should motor vehicle drivers do?

A. Go ahead by following the children closely
B. Speed up and overtake from the left side of the children
C. Sound the horn to alert the children
D. Reduce speed or stop to yield
Answer: D
10. The sign in front indicates the name and number of the highway.

A. Right
B. Wrong
Answer: A
11. When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.
A. Right
B. Wrong
Answer: A
12. The sign on the right warns for children on the section ahead.

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

A. Right
B. Wrong
Answer: B
14. How should the driver use vehicle lights when the motor vehicle leaves a roundabout?

A. Turn on the left-turn indicator
B. Turn on the hazard lamps
C. No need to turn on any indicators
D. Turn on the right-turn indicator
Answer: D
15. The sign in front indicates a one-way lane after turning right.

A. Right
B. Wrong
Answer: A
16. What should the driver do when seeing these hand signals?

A. Turn left at the intersection
B. Stop and wait
C. Go straight at the intersection
D. Drive to the waiting area for turning left
Answer: B
17. The sign on the right warns of a sharp winding road ahead.

A. Right
B. Wrong
Answer: B
18. This sign warns of an intersection of railways and highways ahead.

A. Right
B. Wrong
Answer: A
19. When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
A. Right
B. Wrong
Answer: A
20. A driver should speed up when passing through road sections with this traffic marking.

A. Right
B. Wrong
Answer: B