1. The sign on the right warns of an unguarded railway crossing 150 meters ahead.

A. Right
B. Wrong
Answer: A
2. It is illegal to change lanes without turning on indicators.
A. Right
B. Wrong
Answer: A
3. Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.

A. Right
B. Wrong
Answer: A
4. When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A. Right
B. Wrong
Answer: A
5. When a motor vehicle slides sideways on a road covered by ice and snow, the driver should violently turn the steering wheel to adjust the direction.
A. Right
B. Wrong
Answer: B
6. The sign on the right side indicates no entry for all vehicles.

A. Right
B. Wrong
Answer: A
7. When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are two motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A. Right
B. Wrong
Answer: A
8. The sign on the right warns of a guarded crossing 150 meters ahead.

A. Right
B. Wrong
Answer: B
9. The sign in front indicates a one-kilometer distance from the next left exit.

A. Right
B. Wrong
Answer: B
10. The sign on the right warns of a village 200 meters ahead.

A. Right
B. Wrong
Answer: A
11. At this intersection, motor vehicle drivers may directly make a U-turn along the U-turn turning lane.

A. Right
B. Wrong
Answer: B
12. If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A. Right
B. Wrong
Answer: B
13. When encountering such a situation, motor vehicle drivers should take the left lane.

A. Right
B. Wrong
Answer: B
14. 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
15. The driver should take emergency evasion measures when the motor vehicle suddenly self-ignites. Which ones of the following methods are correct?
A. Spray clean water to extinguish the fire
B. Report to the police
C. Use the spare fire extinguisher in the vehicle to put out the fire
D. Set up a warning sign in the oncoming direction
Answer: BCD
16. The driver may not change lanes when the motor vehicle turns right at this intersection.

A. Right
B. Wrong
Answer: B
17. The sign on the right warns of no passing due to collapse on the road ahead.

A. Right
B. Wrong
Answer: B
18. Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.

A. Right
B. Wrong
Answer: A
19. Motor vehicles can turn right when driving into an intersection with this traffic signal.

A. Right
B. Wrong
Answer: A
20. The sign in front indicates the allocation of roads ahead.

A. Right
B. Wrong
Answer: B