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 in the red circle indicates that vehicles except non-motor vehicles are not allowed to drive in this lane.

A. Right
B. Wrong
Answer: A
3. After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A. More than 30 km/hour
B. More than 40 km/hour
C. More than 50 km/hour
D. More than 60 km/hour
Answer: D
4. The driver should speed up to 40 kilometers per hour when he sees this traffic sign.

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

A. Right
B. Wrong
Answer: A
6. When a motor vehicle breaks down on an expressway and cannot be moved away from the driving lane, the driver may conduct emergency repairs on the driving lane.
A. Right
B. Wrong
Answer: B
7. The sign on the left indicates vehicles are allowed to drive on the section ahead.

A. Right
B. Wrong
Answer: B
8. When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A. Right
B. Wrong
Answer: B
9. Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A. Treat wounds first and safe life later
B. Save life first and treat wounds later
C. Help lightly wounded persons first
D. Help seriously wounded persons later
Answer: B
10. In this situation, motor vehicles are permitted to stop temporarily at bus stations.

A. Right
B. Wrong
Answer: B
11. The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.

A. Right
B. Wrong
Answer: A
12. The sign in front is an advance announcement of the directions led by this intersection.

A. Right
B. Wrong
Answer: A
13. How should the driver use vehicle lights when the motor vehicle leaves a roundabout?

A. Turn on the left-turn indicator
B. Turn on the hazard lamps
C. No need to turn on any indicators
D. Turn on the right-turn indicator
Answer: D
14. When driving on a foggy day, what kind of lamps should the driver turn on?
A. Fog lamp and hazard lamp
B. Fog lamp and indicator
C. Fog lamp and high-beam
D. Fog lamp and low-beam
Answer: A
15. The solid yellow line on the curb indicates that temporary stopping or parking is allowed at the roadside.

A. Right
B. Wrong
Answer: B
16. When a vehicle encounters a strong side wind, the driver should firmly hold the steering wheel and press the brake urgently if he feels the vehicle deviates horizontally from the normal direction.
A. Right
B. Wrong
Answer: B
17. How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
A. Continuously change between low-beam and high-beam
B. Use clearance lamp
C. Use high-beam
D. Use low-beam
Answer: D
18. When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A. Prevent heat loss
B. Bring him to a place with fresh air
C. Give him artificial respiration
D. Depress the heart over the chest
Answer: B
19. When driving on a foggy day, the driver should turn on the fog lamp.
A. Right
B. Wrong
Answer: A
20. When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
A. Rush through
B. Use hazard lamp
C. Cut speed and sound the horn
D. Drive at will
Answer: C