1、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
2、When the windscreen of a motor vehicle on the highway is cracked by flying rocks or debris which makes visibility poor, the driver should reduce speed gradually, turn on the hazardlamps, drive to a place where it will not obstruct the traffic flow and stop there.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
4、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A、Right
B、Wrong
Answer：A
5、How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
A、Keep a long safe distance
B、Turn on hazard lamp
C、Change between high-and-low beam alternatively
D、Sound the horn in due time to give a notice to the vehicle in front
Answer：A
6、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
7、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
8、When a front tire bursts, after controlling the driving direction, what should be done by the driver in order to slow down and stop?
A、Immediately change to a high gear
B、Immediately change to a low gear
C、Immediately change to the neutral gear
D、Apply emergency braking
Answer：B
9、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
10、When driving on this dangerous mountainside road motor vehicle drivers should drive along the left side of the road.
A、Right
B、Wrong
Answer：B
11、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
12、When encountering such pedestrians, motor vehicle drivers may continuously sound the horn to alert them to yield.
A、Right
B、Wrong
Answer：B
13、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A、Right
B、Wrong
Answer：B
14、Motor vehicles are prohibited from stopping on the ramp of an expressway.
A、Right
B、Wrong
Answer：A
15、The sign on the right warns for children on the section ahead.
A、Right
B、Wrong
Answer：A
16、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
17、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
18、When a motor vehicle on an expressway stops in an emergency due to breakdown or an accident, what should the driver and the passengers do?
A、Stand in front of the motor vehicle
B、Wait in the motor vehicle for rescue
C、Stand behind the motor vehicle
D、Promptly move to the road shoulder on the right side or the emergency lane
Answer：D
19、When a motor vehicle breaks down and cannot be moved away from the expressway, the driver and all passengers should stay in the vehicle and wait for the rescue personnel.
A、Right
B、Wrong
Answer：B
20、The sign in front indicates a one-kilometer distance from the highway entry.
A、Right
B、Wrong
Answer：A
21、When a motor vehicle slides sideways, how should the driver adiust the direction?
A、If the front wheels skid sideways, turn the steering wheel in the direction of the skid
B、If the front wheels skid sideways, turn the steering wheel in the opposite direction of the skid
C、If the rear wheels skid sideways, turn the steering wheel in the direction of the skid
D、If the rear wheels skid sideways, turn the steering wheel in the opposite direction of the skid
Answer：BC
22、When following other vehicles on a foggy day, what should the driver do?
A、Maintain a large safety distance
B、Turn on the high-beam
C、Turn on the low-bea
D、Sound the horn in due time
Answer：A
23、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
A、Right
B、Wrong
Answer：A
24、When a motor vehicle stops in snow, which lamp should be turned on?
A、Front and rear fog lamps, clearance lamp and rear position lamp
B、Reverse lamp, clearance lamp and rear position lamp
C、Headlamp, clearance lamp and rear position lamp
D、Hazard lamps, clearance lamp and rear position lamp
Answer：D
25、In rain, the most effective way to avoid the danger arising from "water slide" is to drive at high speed
A、Right
B、Wrong
Answer：B