1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、The red car is allowed to drive on this lane.
A、Right
B、Wrong
Answer：B
3、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
4、Which of the following is an inflammable solid material?
A、Matches
B、Gun powder
C、Calcium carbide
D、Explosives
Answer：A
5、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.
A、Right
B、Wrong
Answer：B
6、What's the main impact of foggy weather on safe driving?
A、Easy to slide sideways
B、Low visibility
C、Increase the resistance
D、Widen the field of vision
Answer：B
7、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
8、If a driver finds there is no vehicle behind, he/she may change lanes without turning on the indicator.
A、Right
B、Wrong
Answer：B
9、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
10、Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A、Right
B、Wrong
Answer：A
11、The main reason for this accident is that the pedestrian crossed the street in front of the motor vehicle.
A、Right
B、Wrong
Answer：B
12、The sign on the right warns of a village 200 meters ahead.
A、Right
B、Wrong
Answer：A
13、The sign on the right indicates a 200-meter distance from the gas station ahead.
A、Right
B、Wrong
Answer：A
14、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
15、The sign on the left warns of no passing on the right-hand road ahead.
A、Right
B、Wrong
Answer：B
16、If a motor vehicle experiences a "water sliding" phenomenon when running on an expressway in rain, what should the driver do?
A、Slow down by suddenly depressing the brake pedal
B、Slow down by slowly releasing the accelerator pedal
C、Turn the steering wheel immediately to adjust the direction
D、Speed up to increase the displacement of the wheels
Answer：B
17、When encountering this situation, which of the following is the correct way to overtake other vehicles?
A、Turn on high-beam
B、Use high-beam and low-beam alternatively
C、Turn on low-beam
D、Turning on hazard lamp
Answer：B
18、Drivers are not allowed to drive on or across these filled-in slanted yellow lines.
A、Right
B、Wrong
Answer：A
19、A motor vehicle should slow down and stop at this level crossing.
A、Right
B、Wrong
Answer：A
20、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A