1、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
2、The stop-and-yield line at the intersection ahead indicates that vehicle drivers should reduce speed and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
3、When a motor vehicle accidentally hits a guardrail of a highway, the driver should stabilize and adjust the steering wheel properly, and refrain from turning the steering wheel drastically.
A、Right
B、Wrong
Answer：A
4、Sounding the horn on a foggy daY can arouse the attention of the opposite side. After hearing the horn from the opposite side, the driver should also sound their own horn to respond.
A、Right
B、Wrong
Answer：A
5、Under such circumstances at a congested intersection, what should motor vehicle drivers do?
A、Force the vehicle to go back to its original lane
B、Closely follow the vehicle in front and refuse to yield
C、Politely yield and pass through
D、Sound the horn and turn on the head lamps
Answer：C
6、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
7、A motor vehicle should not pass the level crossing rapidly in this situation.
A、Right
B、Wrong
Answer：A
8、What influence does smoking have upon driving?
A、Harmful for safe driving
B、Increase concentration
C、Help relaxation
D、No effect on driving
Answer：A
9、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
10、The sign on the right warns of a winding road to the left ahead.
A、Right
B、Wrong
Answer：B
11、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
12、The sign in front indicates that vehicles except large passenger vehicles are not allowed to drive on the right lane.
A、Right
B、Wrong
Answer：B
13、When there is a braking failure on a downhill road, if there is no favorable terrain or opportunity to stop the vehicle, the driver should drop gear by one position or two positions, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
14、Crossing the broken white line on the right edge of the road is allowed.
A、Right
B、Wrong
Answer：A
15、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
16、Which one of the following is the safest way when driving a motor vehicle on this road?
A、Cutting speed or stopping to yield
B、Driving along the center of the road
C、Keeping a normal speed
D、Approaching vehicles by taking the opposite lane
Answer：A
17、As shown in the flash, what should the driver do when the motor vehicle encounters this situation?
A、Speed up and pass rapidl
B、Stop immediately
C、Sound the horn to indicate the pedestrians to yield
D、Observe the movement of pedestrians and non-motor vehicles before passing
Answer：D
18、How many kinds of law-breaking acts are displayed in flash 6?
A、One
B、Two
C、Three
D、Four
Answer：C
19、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B
20、Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
A、Right
B、Wrong
Answer：A
21、When there is a sudden braking failure on a downhill road, in which ones of the following ways can drivers reduce speed?
A、Driving onto the emergency lane and reduce speed and stop there
B、Rubbing the vehicle body against the rocks or trees on roadside
C、Pulling up the handbrake first
D、Immediately changing to a low gear
Answer：ABD
22、Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What's the main illegal act committed by MrQian?
A、Making a cellphone call while driving
B、Speeding
C、Carrying more people than permitted
D、Fatigued driving
Answer：BC
23、Which of the following measures should be taken first when rescuing a wounded person suffering blood loss?
A、Observe
B、Dress the wounds
C、Stop bleeding
D、Inquire
Answer：C
24、Drivers may go straight and pass through when traffic police give these hand signals
A、Right
B、Wrong
Answer：B
25、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D