1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、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
3、Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What's the main illegal act committed by MrQian?
A、Making a cellphone call while driving
B、Speeding
C、Carrying more people than permitted
D、Fatigued driving
Answer：BC
4、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
5、Under the circumstances shown in the flash, what should be done by the vehicle in front?
A、Reduce speed swiftly or apply emergency brake
B、Drive at a higher speed after giving a proper space
C、Reduce speed and yield by the right side of the road
D、Drive at a higher speed by the right side of the road
Answer：C
6、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
7、What should the driver do when seeing these hand signals.
A、Stop and wait
B、Go straight and pass through the intersection
C、Turn right at the intersection
D、Turn left at the intersection
Answer：A
8、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
9、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
10、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
11、The road marker indicates that vehicles are only allowed to turn right at the intersection ahead.
A、Right
B、Wrong
Answer：B
12、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A、Right
B、Wrong
Answer：B
13、The guide arrow on the road surface of this lane indicates that only left and right turns are permitted on the lanes ahead.
A、Right
B、Wrong
Answer：A
14、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
15、The driver should turn left by the left side of the intersection central point.
A、Right
B、Wrong
Answer：A
16、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A、Prevent heat loss
B、Bring him/her to a place with fresh air
C、Give him/her artificial respiration
D、Depress the heart over the chest
Answer：B
17、When parking for a long time on a downward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：A
18、When an erosive material catches fire, it should not be put out with water cannon.
A、Right
B、Wrong
Answer：A
19、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A、Right
B、Wrong
Answer：B
20、The slanted filled-in yellow marking in the middle of the road warns that there is a stationary obstacle ahead.
A、Right
B、Wrong
Answer：A
21、When this signal is constantly flashing, how should a driver react?
A、Speed up as soon as possible
B、Pull over and wait
C、Observe the traffic situation around to make sure of safe driving
D、Refrain from passing
Answer：C
22、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
23、The broken and solid white line on the road indicates that crossing is allowed on the solid line side.
A、Right
B、Wrong
Answer：B
24、Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
A、Slide over by using neutral gear
B、Pass with a high speed
C、Pass by speeding up
D、Pass with a low speed
Answer：D
25、If a motor vehicle has an accident on a foggy day and stops on an expressway, which of the following acts is dangerous?
A、Leaving the motor vehicle as soon as possible
B、Standing outside the guardrail as much as possible
C、Turning on the hazard lamp and fog lamp
D、Placing a warning sign behind the vehicle in the oncoming direction
Answer：D