1. 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
2. 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
3. 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
4. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A
5. What should motor vehicle drivers do when parking temporarily on a rainy day?
A. Turn on hazard lamp
B. Turn on front and back fog lamp
C. Turn on low-beam
D. Set up warning sign at the back of the vehicle
Answer: A
6. The sign on the right side warns of a sharp right turn ahead.

A. Right
B. Wrong
Answer: A
7. The sign on the right indicates notice by sounding the horn.

A. Right
B. Wrong
Answer: B
8. When a tire suddenly bursts on the road, the driver should violently depress the brake pedal to reduce speed and stop the vehicle.
A. Right
B. Wrong
Answer: B
9. When carrying a wounded person in a coma, rescue personnel should try to let the unconscious person remain in the supine position.
A. Right
B. Wrong
Answer: B
10. How many kinds of law-breaking acts are displayed in flash 4?

A. One
B. Two
C. Three
D. Four
Answer: C
11. As shown in this picture, the vehicles intending to turn left are not allowed to drive into left-turn waiting area directly to wait for green light.

A. Right
B. Wrong
Answer: B
12. Mr. Peng drove a heavy semi-trailer tractor with 37.7 tons of cargo (capacity 25 tons). When descending a slope on the Daguang Expressway, the tractor had a rear-end collision with Mr. Li?ˉs heavy dump truck (carrying 3.17 cubes of loess and 24 passengers in the container) occupying the emergency lane. As a result of this accident, 16 people were killed and 13 injured. What are the main illegal acts in this case?
A. Mr Peng exceeded the speed limit
B. Mr. Peng?ˉs tractor carried more cargo than limited
C. Mr Li illegally drove in the emergency lane
D. Mr. Li?ˉs truck illegally carried passengers in the container
Answer: BCD
13. 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
14. When encountering an obstacle on one side of the road, what should vehicles do as they approach each other?
A. The vehicle not encountering an obstacle should Yield to the other vehicle
B. The slower vehicle should yield to the faster
C. The vehicle encountering an obstacle should yield to the other vehicle
D. The faster vehicle should yield to the slower
Answer: C
15. Motor vehicles are not permitted to change lanes in this position.

A. Right
B. Wrong
Answer: A
16. The sign on the right side warns of crosswind on the mountain pass ahead.

A. Right
B. Wrong
Answer: A
17. 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
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. The driver should speed up to 40 kilometers per hour when he sees this traffic sign.

A. Right
B. Wrong
Answer: B
20. Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A. Right
B. Wrong
Answer: B