1、How many kinds of law-breaking acts are displayed in flash 2?
A、One
B、Two
C、Three
D、Four
Answer：B
2、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
3、When rescuing a wounded person suffering from spinal fracture, which of the following measuresshould be taken?
A、Prevent heat loss
B、Rescue the wounded person with a soft stretcher
C、Keep the wounded part in position with a sling
D、Help the wounded person when walking
Answer：C
4、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
5、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
6、It is correct for the driver to drive on an expressway in the way shown in the flash.
A、Right
B、Wrong
Answer：B
7、Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
A、Right
B、Wrong
Answer：A
8、When driving on an expressway, which of the following statements is correct?
A、Drives are not allowed to drive by riding or rolling on the lane dividing line
B、Drivers are prohibited from driving on road olders
C、Drivers may overtake on the ramp, the acceleration lane or the deceleration lane
D、Drivers are prohibited from learning to drive
Answer：C
9、Motor vehicle drivers may borrow a special lane for other vehicle types, if one exists, to overtake.
A、Right
B、Wrong
Answer：B
10、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
11、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A、Stop and observe the traffic situation around the intersection
B、Approach the intersection by speeding up
C、Observe the traffic situation on the left rear side
D、Approach the intersection at a reduced speed
Answer：D
12、When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
13、Which is the wrong measure to avoid tire burst?
A、Reduce tire pressure
B、Check tires regularly
C、Remove foreign matters from the tire tread grooves timely
D、Replace tires that have cracks or deep cuts
Answer：A
14、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
15、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
16、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
17、Motor vehicle drivers are allowed to make a U-turn at this intersection.
A、Right
B、Wrong
Answer：B
18、The sign on the left indicates no U-turn at the intersection ahead.
A、Right
B、Wrong
Answer：A
19、The motor vehicle should stop on the right and wait in this situation.
A、Right
B、Wrong
Answer：A
20、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B