1、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
2、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
3、What is the meaning of this sign?
A、Bump road
B、High outburst road
C、Low-lying road
D、Hump bridge
Answer：B
4、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
5、What is the meaning of this sign?
A、Sharp right curve
B、Bypass from right side
C、Continuous curves
D、Sharp left curve
Answer：A
6、What is the meaning of this sign?
A、Customs inspection
B、Stop-for-inspection
C、Frontier inspection
D、No passing
Answer：B
7、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
8、According to regulations, motorcycle driver should wear _______.
A、Glasses
B、A special safety helmet
C、Gloves
D、Safety kneepads
Answer：B
9、What is the meaning of this sign?
A、Reducing speed 40m ahead
B、Minimum speed is 40km/hr
C、Axle weight limit is 40 tons
D、Maximum speed limit is 40km/hr
Answer：D
10、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
11、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
12、How to drive a car safely when the sight of rain, snow, fog is not clear or the road is slippery?
A、Increase the horizontal distance
B、Reduce speed and run
C、Speed up and run
D、Stop to yield when necessary
Answer：ABD
13、Which of the following measures is incorrect when a motor vehicle stops?
A、Stop at a stipulated place
B、Avoid stopping on pedestrian streets
C、Avoid obstructing the passing of other motor vehicles and pedestrians when temporarily stops on the road
D、Stop on the non-motor vehicle lane
Answer：D
14、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
15、What is the main impact of foggy weather on safe driving?
A、Easy to slide sideways
B、Low visibility
C、Increase the resistance
D、Widen the field of vision
Answer：B
16、Under such circumstances, what should motor vehicle drivers do?
A、Pass slowly at a lower speed
B、Speed up and pass
C、Continuously sound the horn and pass
D、Pass at a normal speed
Answer：A
17、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
18、When passing a turn or a curve section, the driver should slow down and disengage the clutch.
A、Right
B、Wrong
Answer：B
19、What is the meaning of this sign?
A、Stopping temporarily is allowed
B、Long stopping is allowed
C、No long stopping
D、No stopping
Answer：D
20、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
21、What is the meaning of this sign?
A、No right turn
B、No U turn
C、No going straight
D、No left turn
Answer：C
22、What is the meaning of this sign?
A、Embankment road
B、Steep uphill road
C、Continuous up slopes
D、Steep downhill road
Answer：D
23、At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
A、Right
B、Wrong
Answer：A
24、Whats the meaning of this sign?
A、Pass with low speed
B、Watch for pedestrians
C、On foot
D、Pedestrians go first
Answer：C
25、When driving in a heavy rain, drivers should contro their speed to prevent their vehicles from sliding.
A、Right
B、Wrong
Answer：A