1、Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?
A、Speeding up and driving into the traffic flow directly
B、Driving into the traffic flow behind the gray car on the main road
C、Driving into the traffic flow from the front of the red car on the main road
D、Turning on the indicator and driving into the flow directly
Answer：B
2、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A、Explosives
B、Oxidizing materials
C、Self-igniting articles
D、Inflammable solid materials
Answer：D
3、Motor vehicle drivers may make a U-turn in this area as long as it will not affect the passing of pedestrians.
A、Right
B、Wrong
Answer：B
4、The sign on the right warns of a widened left-hand road ahead.
A、Right
B、Wrong
Answer：B
5、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
6、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B
7、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A、Right
B、Wrong
Answer：A
8、Drivers may go straight and pass through when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
9、When a motor vehicle on an expressway stops in an emergency due to breakdown or an accident, what should the driver and the passengers do?
A、Stand in front of the motor vehicle
B、Wait in the motor vehicle for rescue
C、Stand behind the motor vehicle
D、Promptly move to the road shoulder on the right side or the emergency lane
Answer：D
10、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
11、In this driving condition, drivers should turn on the high-beam when setting off.
A、Right
B、Wrong
Answer：B
12、If the road condition behind is good, motor vehicle drivers should reverse rapidly.
A、Right
B、Wrong
Answer：B
13、When the motor vehicle stops on a downhill section how should the driver use the foot brake?
A、Earlier than on a level road
B、Later than on a level road
C、As timely as on a level road
D、Gently depress the foot brake pedal
Answer：A
14、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
15、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
16、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
17、When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A、Right
B、Wrong
Answer：B
18、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
19、Under such circumstances, motor vehicle drivers should stop and yield
A、Right
B、Wrong
Answer：A
20、When a tire suddenly bursts on the road, in which of the following ways can motor vehicle drivers keep safe?
A、Applying emergency braking and pulling over
B、Firmly holding the steering wheel and keeping the vehicle going straight
C、Immediately releasing the accelerator pedal
D、Gently depressing the brake pedal
Answer：BCD
21、Under such circumstances, what should motor vehicle drivers do?
A、Overtake the vehicle quickly on its left
B、Keep a long braking space
C、Continuously sound the horn to alert the vehicle in front
D、Overtake the vehicle quickly from its right
Answer：B
22、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
23、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
24、The sign on the right warns of a guarded railway intersection ahead.
A、Right
B、Wrong
Answer：B
25、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B