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. Motor vehicles are prohibited from stopping on the ramp of an expressway.
A. Right
B. Wrong
Answer: A
3. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A
4. When driving on a muddy road, what should drivers do to pass at an even speed without stopping?
A. Use the handbrake
B. Press the clutch pedal
C. Press the brake pedal
D. Use the accelerator pedal
Answer: D
5. When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A. Warn each other before passing
B. Driving habit
C. Easy to observe the situation ahead from either side
D. Courtesy
Answer: C
6. When a motor vehicle catches fire on the expressway the driver should drive the motor vehicle to the service area or the parking lot to extinguish the fire.
A. Right
B. Wrong
Answer: B
7. The sign on the right warns of a narrowed road on both sides ahead.

A. Right
B. Wrong
Answer: B
8. The sign on the right indicates to stop and yield for oncoming vehicles approaching on the road ahead.

A. Right
B. Wrong
Answer: B
9. These traffic police signals indicate that passing is prohibited.

A. Right
B. Wrong
Answer: A
10. The sign on the right indicates a one-kilometer distance from the ETC toll station.

A. Right
B. Wrong
Answer: A
11. When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A. Right
B. Wrong
Answer: B
12. When a wounded person suffering burns is thirsty he may drink a small quantity of lightly salty water.
A. Right
B. Wrong
Answer: A
13. Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yield at any time.

A. Right
B. Wrong
Answer: A
14. Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A. Right
B. Wrong
Answer: A
15. When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A. Right
B. Wrong
Answer: B
16. The sign in the red circle indicates that the left road is only for small vehicles.

A. Right
B. Wrong
Answer: B
17. The area in the yellow rectangle markings on the right side of the road indicates that temporary stopping is permitted here.

A. Right
B. Wrong
Answer: B
18. What should a driver do before entering a tunnel on an expressway

A. Turn on the high-beam
B. Turn on the width lamp and the tail lamp
C. Turn on the low-beam
D. Sound the horn before entering the tunnel
Answer: C
19. The marking on the road surface indicates that the speed limit of this road section is 80 km/hour.

A. Right
B. Wrong
Answer: B
20. When steering failure happens suddenly, if the road condition permits straight movement, drivers should not apply emergency braking.
A. Right
B. Wrong
Answer: A