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 a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
A. Right
B. Wrong
Answer: A
3. A driver should accelerate in advance to overtake then it is likely to meet with oncoming vehicles.
A. Right
B. Wrong
Answer: B
4. The sign in front indicates the name and number of the highway.

A. Right
B. Wrong
Answer: A
5. When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A. Right
B. Wrong
Answer: A
6. Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.

A. Right
B. Wrong
Answer: A
7. The sign on the right indicates to stop and yield at the intersection ahead.

A. Right
B. Wrong
Answer: A
8. For a temporary stop on a foggy day, the driver should only turn on the fog lamp and the low-beam
A. Right
B. Wrong
Answer: B
9. When finding a tire burst on the road, the driver should use emergency braking while controlling the direction of the vehicle at the same time to stop the vehicle quickly.
A. Right
B. Wrong
Answer: B
10. Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.

A. Right
B. Wrong
Answer: A
11. The sign on the right warns of low-lying road ahead.

A. Right
B. Wrong
Answer: A
12. Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A. Right
B. Wrong
Answer: B
13. It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A. Right
B. Wrong
Answer: A
14. Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A. Oxidizing materials
B. Inflammable solid materials
C. Explosives
D. Self-igniting articles
Answer: C
15. At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.

A. Right
B. Wrong
Answer: B
16. Under such circumstances, what should motor vehicle drivers do?

A. Overtake the vehicle quickly on its left
B. Keep a long braking space
C. Continuously sound the horn to alert the vehicle in front
D. Overtake the vehicle quickly from its right
Answer: B
17. The sign on the right warns of an unguarded railway intersection ahead.

A. Right
B. Wrong
Answer: B
18. When passing another vehicle on a foggy day, what should drivers do?
A. Slow down and pass slowly
B. Maintain a safety distance
C. Properly use lamps
D. Drive at a high speed
Answer: ABC
19. When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A. Right
B. Wrong
Answer: A
20. When a motor vehicle deviates from the normal direction due to steering failure and an accident is unavoidable, what should the driver do?
A. Apply emergency brake
B. Immediately steer and adjust
C. Immediately steer to the side where there is no obstacle and evade
D. Immediately steer to the side where there is an obstacle and evade
Answer: A