1. At 3: 40 a.m. one day, Mr. Sun drove a large bus with 54 passengers(capacity 55 people). At the spot of 229 kilometers mark by 300 meters on Suiyue Expressway, the bus had a rear-end collision with a heavy semi-trailer driven by Mr. Li when passengers were getting off from the bus. As a result of the accident, 26 people were killed and 29 injured. According to the investigation afterwards, Mr. Li had been driving the bus since he left the place of departure at 6 p.m. the day before without any rest. What are the main illegal acts of the two drivers?
A. Mr. Sun illegally parked
B. Mr. Sun carried more passengers than permitted
C. Mr. Li exceeded speed limit
D. Mr. Li kept driving when tired
Answer: AD
2. When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A. Turn on the headlamp and drive slowly
B. Turn on the fog lamp and drive slowly
C. Park in a safe place
D. Drive slowly close to the roadside
Answer: C
3. When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A. Right
B. Wrong
Answer: A
4. When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A. Right
B. Wrong
Answer: A
5. Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
A. Front and rear fog lamps
B. Low-beam
C. High-beam
D. Hazard lamp
Answer: B
6. When the fuel of a motor vehicle catches fire, which of the following things cannot be used to put out the fire?
A. Sandy soil on the roadside
B. Cotton-padded clothes
C. Overalls
D. Water
Answer: D
7. Turning on the high-beam is an effective way to improve visibility in fog weather.
A. Right
B. Wrong
Answer: B
8. The sign in the red circle indicates that the left road is only for small vehicles.

A. Right
B. Wrong
Answer: B
9. If a motor vehicle encounters a strong side wind when it leaves the opening of an expressway tunnel, what will happen?
A. A feeling of deceleration
B. A feeling of acceleration
C. A feeling of pressure
D. Deviation in direction
Answer: D
10. When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A. Right
B. Wrong
Answer: B
11. Under such circumstances, what should the motor vehicle driver do?

A. Reduce speed and yield by the left side
B. Reduce speed and yield by the right side
C. Speed up and yield by the left side
D. Go ahead along the original route
Answer: A
12. vehicles may stop temporarily in this area.

A. Right
B. Wrong
Answer: B
13. Which one of the following is a safe way for motor vehicles to pass an intersection marked with this sign?

A. Stopping and observing the traffic situation around the intersection
B. Approaching the intersection by speeding up
C. Approaching the intersection at a reduced speed
D. Observing the traffic situation on the left rear side
Answer: A
14. Motor vehicles are not permitted to change lanes in this position.

A. Right
B. Wrong
Answer: A
15. Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.

A. Right
B. Wrong
Answer: A
16. When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place with fresh air so that he will not continue to be poisoned.
A. Right
B. Wrong
Answer: A
17. When encountering a road like this, motor vehicle drivers should downshift in advance to maintain the dynamic of the motor vehicle.

A. Right
B. Wrong
Answer: A
18. What should be done by drivers in order to safely pass through the curve in this condition?

A. Reduce speed and drive on the right side
B. Drive on the central line of the road
C. Drive on the outer side of the curve
D. Drive by borrowing the opposite lane
Answer: A
19. The guide arrow on the road surface of this lane indicates that the lanes ahead will merge to the left side.

A. Right
B. Wrong
Answer: A
20. Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A. Right
B. Wrong
Answer: A