1、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
2、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD
3、The sign on the right warns of a one-way tunnel ahead.
A、Right
B、Wrong
Answer：B
4、It is illegal to change lanes without turning on indicators.
A、Right
B、Wrong
Answer：A
5、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
6、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
7、What should the driver do when the motor vehicle encounters this situation in a residential area?
A、Stop immediately
B、Speed up and pass rapidly
C、Sound the horn continuously
D、Slow down and pass slowly
Answer：A
8、Mr. Shi drove a low-speed cargo vehicle (capacity 1.2 tons)with 4.05 tons of cargo. At the spot of 51 kilometers mark by 260 meters on the No. 314 County Road in Ningjin County, the cargo vehicle had a head-on collision with a normally running midsize bus( capacity 11 people and carrying12) from the opposite direction after passing the central line of the road and overtaking the front vehicle in the same direction. As a result of this accident, 10 people were killed and 2 injured. What are the illegal acts in this case?
A、The cargo vehicle carried more cargo than capacity
B、The cargo vehicle illegally overtook other vehicles
C、The bus carried more passengers than capacit
D、The driver of the bus kept driving when tired
Answer：ABC
9、When driving in a residential area, the driver should not exceed the speed indicated by the speed limit sign.
A、Right
B、Wrong
Answer：A
10、The sign on the right warns of a danger from rockfall on the left side.
A、Right
B、Wrong
Answer：A
11、This sign indicates the traffic broadcast and radio television channel of highway.
A、Right
B、Wrong
Answer：B
12、The sign on the right warns to keep a safe distance on the road ahead.
A、Right
B、Wrong
Answer：B
13、The sign in front indicates an open-air parking lot with rest area is 200 meters ahead.
A、Right
B、Wrong
Answer：A
14、What should the driver do when the motor vehicle encounters this situation in front of a school?
A、Bypass before the queue
B、Slow down and pass slowl
C、Stop promptly and yield
D、Go through in the spaces between the queues
Answer：C
15、Drivers may go straight and pass through when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
16、After speeding up to more than 60 km/hour, a motor vehicle driver may drive onto the driving lane directly.
A、Right
B、Wrong
Answer：B
17、What is the intersection ahead indicated by the right sign?
A、T-shaped intersection
B、Y-shaped intersection
C、Cross-shaped intersection
D、Roundabout
Answer：D
18、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
19、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
20、What should the driver do when a motor vehicle encounters this situation on a mountain road?
A、Stick to respective lanes and speed up to approach each other
B、Drive close to the central line of the road
C、Retain the normal speed
D、Slow down
Answer：D
21、In this driving condition, drivers should turn on the high-beam when setting off.
A、Right
B、Wrong
Answer：B
22、The driver should take emergency evasion measures when the motor vehicle suddenly self-ignites. Which ones of the following methods are correct?
A、Spray clean water to extinguish the fire
B、Report to the police
C、Use the spare fire extinguisher in the vehicle to put out the fire
D、Set up a warning sign in the oncoming direction
Answer：BCD
23、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
24、Which one of the following is the safest way to pass the oncoming vehicle on this road?
A、Driving along the central line
B、Driving with headlamp on
C、Yielding by the right side of the road
D、Yielding by the left side of the oncoming vehicle
Answer：C
25、In the flash, it is correct for the driver to behave this way when there is a traffic jam caused by an accident on the expressway.?
A、Right
B、Wrong
Answer：B