1、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
2、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
3、The main impact of rainy weather on safe driving is _______.
A、The visibility is poor
B、The tire grip decreases
C、The resistance to the vehicle increases
D、The road is wet and slippery
Answer：ABD
4、When driving on a muddy road, what should the driver do?
A、Try to avoid using the foot brake
B、Stop and observe the road ahead
C、Avoid shifting halfway as much as possible
D、Put in low gear ahead of time
Answer：ABCD
5、The article that cannot be used to stop bleeding by dressing is _________.
A、Bondage
B、Sling
C、Tourniquet
D、Hemp rope
Answer：D
6、What is the meaning of this sign?
A、Driving at reduced speed in the section of 40 meters
B、Minimum speed is 40km/hr
C、Maximum speed is 40km/hr
D、40km/hr speed limit ban is lifted
Answer：D
7、Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
A、Drunk driving
B、Speeding
C、Fatigued driving
D、Hit-and-run driving
Answer：ABD
8、It is illegal to change lanes without turning on indicators.
A、Right
B、Wrong
Answer：A
9、When driving in icy and snowy weather, because of the reduction of the stability, it is easy for the wheels to race or slip when rapidly speeding up.
A、Right
B、Wrong
Answer：A
10、What is the meaning of this sign?
A、No yielding
B、Yield while crossing each other
C、Reduce speed and yield
D、Stop to yield
Answer：C
11、What is the meaning of this sign?
A、U turn
B、Reversing
C、Left turn
D、Bypassing
Answer：A
12、when passing an intersection without traffic lights, the driver finds people are crossing the street, the wrong measure for the driver to take is to __________.
A、Reduce speed or stop and yield
B、Honk to urge the pedestrians
C、Bypass
D、Weave through the pedestrians
Answer：BCD
13、You can make an U turn at this intersection.
A、Right
B、Wrong
Answer：B
14、Driving a motor vehicle in the downhill section of a mountain road avoids overtaking as much as possible because _______.
A、Vehicle resistance in downhill section is very high
B、Vehicles on downhill sections are more difficult to control than on flat roads due to gravity.
C、In downhill section, the front speed is faster and it is difficult to overtake.
D、Vehicles on downhill sections tend to be too fast due to gravity
Answer：BD
15、What is the meaning of this sign?
A、A manned level crossing
B、Multi-crossing of railway and road
C、Grade separation level crossing
D、An unmanned level crossing
Answer：A
16、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
17、What is the meaning of this sign?
A、Crosswalk lights
B、Watch for pedestrians
C、Attention to traffic lights
D、Intersection
Answer：C
18、Which measures is correct when a motor vehicle intends to overtake
A、Use the high and low beam lights alternately to indicate the intention
B、Honk to indicate the vehicle
C、Speed up and overtake on the right side
D、Turn on the left-turn signal in advance
Answer：ABD
19、When encountering dangerous and complicated circumstance, the driver should keep medium or low speed and keep the balance of the motorcycle to pass it cautiously.
A、Right
B、Wrong
Answer：A
20、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B
21、When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
A、Right
B、Wrong
Answer：B
22、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
23、What is the meaning of this sign?
A、Embankment road
B、Steep uphill road
C、Continuous up slopes
D、Steep downhill road
Answer：D
24、Why is it dangerous to overtake on a snowy mud road in heavy snow?
A、Snow can increase tire adhesion
B、The flying mud made the sight bad.
C、Long braking distance in case of emergency
D、Pavement under snow and mud is easier to skid.
Answer：BCD
25、What is the meaning of this sign?
A、More vehicles section
B、Passing slowly
C、Jammed section
D、Construction section
Answer：B