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. The sign on the right warns of entering a tunnel, and requires reduced speed.

A. Right
B. Wrong
Answer: B
3. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A
4. The sign on the right warns of a village 200 meters ahead.

A. Right
B. Wrong
Answer: A
5. How should motor vehicle drivers make a U-turn at the intersection ahead?

A. Make a U-turn in the waiting area for turning left
B. Make a U-turn at the broken line area of the Intersection
C. Wait until the left-turn indicator is on
D. Wait until the straight-going signal is on
Answer: B
6. When a fast-moving vehicle encounters an emergency the driver should turn to evade first and then brake to slow down so as to mitigate the damage.
A. Right
B. Wrong
Answer: B
7. In the condition of low visibility, drivers should turn on the low-beam when setting off

A. Right
B. Wrong
Answer: A
8. Under this circumstance, motor vehicle drivers should give the right of way to oncoming vehicle.

A. Right
B. Wrong
Answer: A
9. When the rear wheels of a motor vehicle skid sideways on a muddy road, the driver should turn the steering wheel in the opposite direction of the side skid.
A. Right
B. Wrong
Answer: B
10. 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
11. The sign in front indicates a one-kilometer distance from the next left exit.

A. Right
B. Wrong
Answer: B
12. The sign on the right warns of a narrowed road on both sides ahead.

A. Right
B. Wrong
Answer: B
13. The sign on the right side warns of an emergency lane 500 meters ahead.

A. Right
B. Wrong
Answer: A
14. Two parallel broken double-yellow lines indicate the position of a diversion lane.

A. Right
B. Wrong
Answer: A
15. When a motor vehicle stops in snow, which lamp should be turned on?
A. Front and rear fog lamps, clearance lamp and rear position lamp
B. Reverse lamp, clearance lamp and rear position lamp
C. Headlamp, clearance lamp and rear position lamp
D. Hazard lamps, clearance lamp and rear position lamp
Answer: D
16. When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
A. Right
B. Wrong
Answer: B
17. The sign on the right warns of right-hand S-shaped bend ahead.

A. Right
B. Wrong
Answer: B
18. As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.

A. Right
B. Wrong
Answer: B
19. When a motor vehicle slides sideways on a road covered by ice and snow, the driver should violently turn the steering wheel to adjust the direction.
A. Right
B. Wrong
Answer: B
20. The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.

A. Right
B. Wrong
Answer: B