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 for children on the section ahead.

A. Right
B. Wrong
Answer: A
3. Motor vehicle drivers are allowed to overtake on this road section.

A. Right
B. Wrong
Answer: B
4. 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
5. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A
6. The sign on the right warns of a danger from rockfall on the left side.

A. Right
B. Wrong
Answer: A
7. This sign warns to bypass from either side to avoid roadblock.

A. Right
B. Wrong
Answer: A
8. In the condition of low visibility, drivers should turn on the low-beam when setting off

A. Right
B. Wrong
Answer: A
9. 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
10. The sign on the left indicates vehicles are allowed to drive on the section ahead.

A. Right
B. Wrong
Answer: B
11. The sign on the right warns of a guarded railway intersection ahead.

A. Right
B. Wrong
Answer: B
12. 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
13. Under such circumstances, what should motor vehicle drivers do?

A. Pass slowly at a lower speed
B. Speed up and pass
C. Continuously sound the horn and pass
D. Pass at a normal speed
Answer: A
14. 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
15. In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A. Maintaining the braking system periodically
B. Checking the free brake pedal travel before driving
C. Using the braking system correctly to avoid brake-fade
D. For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer: ABCD
16. The sign on the right indicates a one-kilometer distance from ETC toll station ahead.

A. Right
B. Wrong
Answer: B
17. The sign on the right indicates right-hand turn only.

A. Right
B. Wrong
Answer: A
18. When driving on this dangerous mountainside road motor vehicle drivers should drive along the left side of the road.

A. Right
B. Wrong
Answer: B
19. When approaching each other at night in this situation, drivers should watch for the danger where the two motor vehicles headlamps meet (the sight dead zone).

A. Right
B. Wrong
Answer: A
20. The sign on the right warns of an unguarded railway intersection ahead.

A. Right
B. Wrong
Answer: B