1、The reason that a road destroyed by flood affects safe driving and smooth passage is __.
A、The road grip becomes stronger
B、It is impossible to see the hidden holes and bumps in road surface
C、The visibility become lower and blurs the field of vision
D、The sunshine reflection blurs the view
Answer：B
2、When the fire engine, ambulance and wrecker are executing an emergency task, other vehicles should yield.
A、Right
B、Wrong
Answer：A
3、A motorized vehicle runs on the road without a label of inspection, the traffic police can detain the vehicle.
A、Right
B、Wrong
Answer：A
4、Whats the meaning of this guide arrow?
A、change to left lane
B、going straight ahead
C、U turn ahead
D、right turn ahead
Answer：C
5、The police can detain the vehicle if one drives a vehicle without ______
A、driving license
B、ID card
C、pass paper
D、qualification certificate
Answer：A
6、What device does the switch of this symbol control?
A、window glasses of both sides
B、electric door
C、door unlock
D、child safety lock
Answer：C
7、You should speed up through the section with this kind of traffic marking.
A、Right
B、Wrong
Answer：B
8、A vehicle should try to speed up after starting from the roadside and rapidly turn left into the traffic flow on the road.
A、Right
B、Wrong
Answer：B
9、When driving in icy and snowy weather, light reflection from the accumulated snow can easily make a driver feel dizzy and have an illusion.
A、Right
B、Wrong
Answer：A
10、Whats the meaning of this sign?
A、low-lying road
B、hump bridge
C、bump road
D、high outburst road
Answer：C
11、Whats the meaning of this sign?
A、expressway mileage No.
B、expressway border plate No.
C、expressway name No.
D、expressway section No.
Answer：C
12、Whats the meaning of the diamond broken lines on the road?
A、road construction marking
B、vertical deceleration marking
C、horizontal deceleration marking
D、fewer lanes indication marking
Answer：B
13、When crossing each other at night, how far should change the high beam lights to low beam lights?
A、not need to change lights
B、beyond 150m
C、within 100m
D、within 50m
Answer：B
14、This sign reminds overflowing road or overflowing bridge ahead.
A、Right
B、Wrong
Answer：A
15、When a vehicle approaches a bus stopping at a bus stop, the driver should ______ in case the bus starts up suddenly or pedestrians cross in front of the bus.
A、Reduce speed, keep a sufficient distance and be ready to stop anytime
B、Maintain the normal speed
C、Honk to remind, speed up and pass
D、Be ready to apply emergency braking
Answer：A
16、The full mark of Driving Skills, Common Knowledge on Safe and Courteous Driving of the subject 3 test is 100, each of the passing mark is 80 and 90.
A、Right
B、Wrong
Answer：B
17、It lights continuously to indicate that engine control system failed.
A、Right
B、Wrong
Answer：A
18、When a motorized vehicle passes through narrow road or bridge, the maximum speed should not exceed 30 kilometers per hour.
A、Right
B、Wrong
Answer：A
19、Whats the meaning of the yellow solid line on the curbstone?
A、only for taking and dropping people
B、only for loading and unloading cargos
C、no long stopping
D、no parking
Answer：D
20、When a vehicle encounters a bike rider coming in the opposite direction on the road, the driver should _________.
A、Continuously change the high and low bean lights
B、Continuously honk
C、Use the low beam light, reduce speed or stop to evade
D、Use the high beam light
Answer：C