1. After a traffic accident, what is the most effective measure to prevent secondary accidents?
A. Evacuate all passengers
B. Turn on the hazard lamps
C. Mark the original place of the injured persons
D. Properly place the danger warning sign
Answer: ABD
2. As shown in this picture, before driving to the intersection, vehicles are not allowed to change lanes by crossing the solid white line.

A. Right
B. Wrong
Answer: A
3. The sign on the right indicates that the number of the lanes ahead will increase.

A. Right
B. Wrong
Answer: B
4. 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
5. When finding a tire burst on the road, the driver should use emergency braking while controlling the direction of the vehicle at the same time to stop the vehicle quickly.
A. Right
B. Wrong
Answer: B
6. When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A. Right
B. Wrong
Answer: B
7. The motor vehicle should stop on the right and wait in this situation.

A. Right
B. Wrong
Answer: A
8. When driving a motor vehicle equipped with power steering, the driver should firmly hold the steering wheel and drive slowly if he suddenly finds that steering is difficult.
A. Right
B. Wrong
Answer: B
9. Drivers may turn left when traffic police give these hand signals.

A. Right
B. Wrong
Answer: B
10. It is not a bad habit for a driver to frequently change lanes.
A. Right
B. Wrong
Answer: B
11. If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A. Right
B. Wrong
Answer: B
12. Mr. Hao drove a heavy dump truck with 84.84 tons of cargo (truck allowing for 15.58 tons). When he drove on the No 262 provincial highway in Luanxian County, at the spot of 34 kilometers mark by 623 meters, his truck overturned onto the sideway after a rear-end collision with another truck in front carrying 45.85 tons of cargo(a truck allowing for 1.71 tons). As a result of this accident, 19 people were killed and 17 injured. What is the common illegal act of the two drivers?
A. Speeding
B. Overloaded
C. Fatigued driving
D. Driving after drinking
Answer: B
13. When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A. Right
B. Wrong
Answer: A
14. Those traffic police signals mean turning right.

A. Right
B. Wrong
Answer: B
15. 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
16. Drivers may go straight and pass through when traffic police give these hand signals

A. Right
B. Wrong
Answer: B
17. The motor vehicle equipped with ABS may sideslip during an emergency brake.
A. Right
B. Wrong
Answer: A
18. The sign in front is an advance announcement of the directions led by the interchange.

A. Right
B. Wrong
Answer: A
19. Unless stopping due to obstacles or vehicle breakdown on an expressway, motor vehicles are not allowed to stop to pick up or drop off people or load and unload cargo.
A. Right
B. Wrong
Answer: A
20. In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.

A. Right
B. Wrong
Answer: B