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 the driver discovers that steering is stiff, the wrong measure is to ___________.
A、Reduce speed and stop the vehicle as fast as possible
B、Stop at a safe place
C、Continue to drive
D、Identify the cause
Answer：C
3、Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A、Treat wounds first and safe life later
B、Save life first and treat wounds later
C、Help lightly wounded persons first
D、Help seriously wounded persons later
Answer：B
4、What are the main reason for not applying emergency braking when driving on rainy days?
A、Increase fuel consumption
B、Reduce fuel consumption
C、The tires can easily spin
D、Easy to cause rear-end collision
Answer：CD
5、How to ensure motor vehicles have sufficient power when driving uphill?
A、Downshift before reducing speed
B、Downshift after reducing speed
C、Downshift when the speed is excessively low
D、Downshift to the fullest extent
Answer：A
6、When a motorcycle goes down a long slope, it should run at a lower gear and fully use the engine to brake.
A、Right
B、Wrong
Answer：A
7、What is the meaning of this sign?
A、Muddy road
B、Low-lying road
C、Overflowing road
D、Ferry
Answer：C
8、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
9、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
10、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
11、Keep enough safe distance When a motor vehicle follows another vehicle, because ______.
A、Avoke a rear-end collision
B、The closer you get to the vehicle, the less easy it is to grasp the situation ahead of the vehicle.
C、Enough distance to avoid emergencies
D、Prevent being unable to detect the front vehicle brake in time due to the damage rear lamp of the front vehicle
Answer：ABCD
12、What are the hazards of drivers using cellphones or texting while driving?
A、Influencing driving operation
B、Influencing the rest of passengers
C、Failure to respond to emergencies
D、Distracted driving
Answer：ACD
13、Violent wind can cause a sideways swerve to a running vehicle.
A、Right
B、Wrong
Answer：A
14、Which measures is correct when a motor vehicle intends to overtake
A、After overtaking, turn on the right turning light and drive back to the original lane after the necessary safe distance has been pulled away by overtaking.
B、Overtaking from the left side of the previous car
C、After overtaking, turn on the right turn light and drive back to the original Lane immediately.
D、Overtake on the right side
Answer：AB
15、What is the meaning of this sign?
A、Continuous down slopes
B、Steep downhill road
C、Steep uphill road
D、Continuous up slopes
Answer：A
16、When passing another vehicle on a foggy day, what should drivers do?
A、Slow down and pass slowly
B、Maintain a safety distance
C、Properly use lamps
D、Drive at a high speed
Answer：ABC
17、What are the main reasons why driving a motor vehicle should not overtake on rainy days?
A、It is not easy for drivers around to see the overtaking signal.
B、Can not accurately judge the distance of vehicles around
C、Road is wet and slippery, and vehicles are prone to sideslip
D、The driver can not detect dangerous in time
Answer：ABCD
18、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
19、What is the meaning of this sign?
A、Straight-going lane
B、Going straight only
C、One-way road
D、No going straight
Answer：B
20、When a motor vehicle stops temporarily in a rainy day,which lamp should be turned on?
A、Front and rear fog lamps
B、Hazard lamps
C、Headlamps
D、Reverse lamps
Answer：B
21、When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
A、Right
B、Wrong
Answer：A
22、What is the meaning of this sign?
A、Slippery section
B、Sharp curve
C、Inverse curve
D、Continuous curves
Answer：D
23、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
24、What should the driver pay attention to when the motor vehicle passes a school?
A、Observe the traffic signs and markings
B、Slow down and pass slowly
C、Prohibited from sounding the horn
D、Pass rapidly
Answer：ABC
25、What is the meaning of this sign?
A、No borrowing lane
B、No changing lane
C、No overtaking
D、No U turn
Answer：C