1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of an uneven road ahead.
A、Right
B、Wrong
Answer：A
4、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
5、Where is the proper parking place for breakdown motor vehicles stopping for examination?
A、In the far outer lane
B、In the inner lane
C、In the emergency lane
D、Entrance area of the ramp
Answer：C
6、Which one of the following statements is correct in this situation?
A、Vehicles are prohibited from passing in the lanes on either side
B、Move into the lane on either side at a reduced speed
C、Move into the lane on the right side
D、Move into the lane on either side at an increased speed
Answer：A
7、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
8、When entering an expressway ramp, which of the following statements is correct?
A、Drivers are allowed to overtake other vehicles
B、Drivers are prohibited from making U-turns
C、Drivers are allowed to stop
D、Drivers are allowed to reverse
Answer：B
9、The sign on the right warns drivers to yield for oncoming motor vehicles.
A、Right
B、Wrong
Answer：B
10、When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.
A、Right
B、Wrong
Answer：A
11、When a collision occurs on the passenger seat side or the impact is relatively small, which of the following methods is incorrect?
A、Firmly holding the steering wheel
B、Stretching both feet forward
C、Jumping out of the vehicle from one side
D、Leaning body backwards against the seat
Answer：C
12、When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
A、Right
B、Wrong
Answer：B
13、What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
A、Reducing speed and keeping a safe distance
B、Continuously sounding the horn to indicate the vehicle in front
C、Accelerating to pass while keeping a certain distance
D、Overtaking by occupying the opposite lane
Answer：A
14、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.
A、Right
B、Wrong
Answer：A
15、Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
A、Drunk driving
B、Speeding
C、Fatigued driving
D、Hit-and-run driving
Answer：ABD
16、When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A、Unstable tire pressure
B、Even lower tire pressure
C、Driving resistance increases
D、Tire burst
Answer：D
17、The sign on the right indicates that sounding the horn is prohibited here.
A、Right
B、Wrong
Answer：B
18、The broken white line rectangle area on the right side of the road indicates that long stopping is permitted here.
A、Right
B、Wrong
Answer：B
19、The sign in front indicates that the highway entry is on the right side of the road.
A、Right
B、Wrong
Answer：B
20、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B