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 white zig-zag line on the highway serves as a reference for the speed of a driver.

A. Right
B. Wrong
Answer: B
3. The sign on the right warns of children on the section ahead.

A. Right
B. Wrong
Answer: B
4. When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A. Right
B. Wrong
Answer: A
5. When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A. Right
B. Wrong
Answer: A
6. When encountering such pedestrians, motor vehicle drivers may continuously sound the horn to alert them to yield.

A. Right
B. Wrong
Answer: B
7. The sign on the left warns of no passing on the right-hand road ahead.

A. Right
B. Wrong
Answer: B
8. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A
9. The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.

A. Right
B. Wrong
Answer: A
10. When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A. Right
B. Wrong
Answer: B
11. The sign on the right indicates an emergency shield 100 meters ahead.

A. Right
B. Wrong
Answer: A
12. When a motor vehicle turns at an excessively high speed, it can easily slide sideways.
A. Right
B. Wrong
Answer: A
13. When driving on the expressway in a heavy rain, what should the driver do to avoid water sliding phenomenon?
A. Install slide-proof devices
B. Speed up
C. Slow down
D. Continue to depress the brake
Answer: C
14. The sign in front indicates that the highway entry is on the right side of the road.

A. Right
B. Wrong
Answer: B
15. What should the driver do when a motor vehicle encounters this situation on a mountain road?

A. Stick to respective lanes and speed up to approach each other
B. Drive close to the central line of the road
C. Retain the normal speed
D. Slow down
Answer: D
16. 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
17. The red car is allowed to drive on this lane.

A. Right
B. Wrong
Answer: B
18. The sign on the right indicates a T-shaped intersection head.

A. Right
B. Wrong
Answer: B
19. 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
20. A motor vehicle should not pass the level crossing rapidly in this situation.

A. Right
B. Wrong
Answer: A