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 driving on a foggy day, what kind of lamps should the driver turn on?
A、Fog lamp and hazard lamp
B、Fog lamp and indicator
C、Fog lamp and high-beam
D、Fog lamp and low-beam
Answer：A
3、Motor vehicle drivers may reverse at an intersection.
A、Right
B、Wrong
Answer：B
4、The sign on the right warns of traffic signals ahead.
A、Right
B、Wrong
Answer：A
5、This sign warns to bypass from the left side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
6、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
7、On which of the following roads may the wheels be most easily locked when braking?
A、Concrete road
B、Dirt road
C、Road covered by ice and snow
D、Sand road
Answer：C
8、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A、Right
B、Wrong
Answer：A
9、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A、Right
B、Wrong
Answer：B
10、Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
A、Right
B、Wrong
Answer：A
11、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
12、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
13、If a fast moving vehicle has a steering failure, using emergency braking can easily cause an overturn.
A、Right
B、Wrong
Answer：A
14、Mr Li drove a large bus with 21 passengers( capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour(speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What's the main illegal act committed by Mr Li?
A、Speeding
B、Fatigued drivin
C、Carrying more passengers than permitted
D、Driving a motor vehicle with potential safety hazard
Answer：AD
15、A motor vehicle should slow down and stop at this level crossing.
A、Right
B、Wrong
Answer：A
16、The sign on the left warns that there are vehicles converging into the intersection on the left.
A、Right
B、Wrong
Answer：A
17、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
18、A motor vehicle should not pass the level crossing rapidly in this situation.
A、Right
B、Wrong
Answer：A
19、Which of the following is a bad driving habit when the vehicle in front is moving slowly in a queue?
A、Cutting in and rushing to pass
B、Not overtaking other vehicles forcefully
C、Stop or pass alternatively
D、Do not occupy on a non-motor vehicle lane
Answer：A
20、Under the circumstances shown in the flash, what should the driver do?
A、Find a chance to overtake the vehicle in front
B、Weave through motor vehicles ahead and pass
C、Reduce speed, stop, and wait in line
D、Sound the horn to urge vehicles in front
Answer：C
21、Drivers may temporarily cross these central broken and solid yellow lines when overtaking.
A、Right
B、Wrong
Answer：A
22、If a motor vehicle enters a driving lane under this situation, what should the driver do?
A、Control the driving speed and follow the last vehicle
B、Speed up and cut in front of the second vehicl
C、Speed up and cut in front of the first vehicle
D、Cut in between two vehicles at will
Answer：A
23、had a head-on collision at the speed of 40 kilometers per hour with Mr. Wangs three-wheeled freight motorcycle carrying 19 passengers, killing10 people nd injuring 9. What are the main illegal acts committed by the two drivers?
A、Mr Ye drove an unpermitted vehicle type
B、Mr. Wang drove a freight motorcycle to carry passengers
C、Mr Ye exceeded the speed limit
D、Mr. Wang failed to follow the guidance of the traffic signal lights
Answer：BC
24、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
25、Those traffic police signals mean turning right.
A、Right
B、Wrong
Answer：B