1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、When driving onto the left lane, motor vehicle drivers are allowed to make a U-turn.
A、Right
B、Wrong
Answer：A
3、When driving a motor vehicle equipped with power steering, the driver should firmly hold the steering wheel and drive slowly if he/she suddenly finds that steering is difficult.
A、Right
B、Wrong
Answer：B
4、What should the driver do in case the public bus suddenly pulls out from this bus station?
A、Stop behind the public bus
B、Overtake the public bus rapidly
C、Slow down and overtake the public bus slowly
D、Sound the horn continuously to warn the public bus
Answer：C
5、What should motor vehicle drivers do under such circumstances at night?
A、Turn off the headlamp when approaching
B、Use low-beam
C、Use high-beam
D、Turn off all lamps in advance
Answer：B
6、When driving on this dangerous mountainside road, motor vehicles should drive along the right side of the road.
A、Right
B、Wrong
Answer：A
7、Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.
A、Right
B、Wrong
Answer：A
8、When braking failure happens to a fast-moving motor vehicle, what should be done by the driver to brake?
A、Continuously depressing the brake pedal
B、Immediately changing to a low gear to reduce speed and using the handbrake
C、Swiftly depressing the clutch pedal
D、Swiftly pulling up the handbrake
Answer：B
9、This sign warns of an intersection of railways and highways ahead.
A、Right
B、Wrong
Answer：A
10、The sign on the right warns of a non-motor vehicle lane.
A、Right
B、Wrong
Answer：B
11、The sign on the right warns for children on the section ahead.
A、Right
B、Wrong
Answer：A
12、What should the driver do if he/she encounters pedestrians in this situation at an intersection?
A、Slow down promptly and stop to yield
B、Sound the horn to warn the pedestrians to yield
C、Speed up and pass in front of the pedestrians
D、Turn on the headlamps to warn the pedestrians to yield
Answer：A
13、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A、Right
B、Wrong
Answer：A
14、What should the driver do when the motor vehicle counters this situation?
A、Sound the horn continuously to warn
B、Speed up and bypass from the front
C、Slow down when encountering any risks
D、Slow down voluntarily and yield
Answer：D
15、What's the meaning of the sign on the right?
A、Drive on the right side of the road ahead
B、No entry ahead
C、One-way road ahead
D、Watch for the right-hand intersection ahead
Answer：C
16、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
17、The driver should pay attention to the left side when the motor vehicle passes this intersection.
A、Right
B、Wrong
Answer：B
18、This sign indicates that vehicles can either drive straight or turn right at the fly-over junction ahead.
A、Right
B、Wrong
Answer：B
19、As shown in the flash, the motor vehicle chooses a correct way to pass through the level crossing.
A、Right
B、Wrong
Answer：A
20、The sign on the right warns of a widened right-hand road ahead.
A、Right
B、Wrong
Answer：B