1、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
2、After a tire blows out and before the driver can control the speed of the vehicle, he should refrain from using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A、Right
B、Wrong
Answer：A
3、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
4、What is the meaning of this sign?
A、Overtaking ban is lifted
B、Changing lane is allowed
C、Changing lane ban is lifted
D、Borrowing lane ban is lifted
Answer：A
5、What is the meaning of this sign?
A、Steep downhill road
B、Continuous up slopes
C、Steep uphill road
D、Embankment road
Answer：C
6、Speed up and pass when encountering this traffic light at the intersection
A、Right
B、Wrong
Answer：B
7、What should the driver do to follow other motor vehicles on a mountain road?
A、Closely follow the vehicle in front
B、Increase the safety distance
C、Reduce the vertical distance between vehicles
D、Try to overtake the vehicle in front as soon as possible
Answer：B
8、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
9、When driving in icy and snowy weather, ________.
A、The tires can easily spin
B、The braking distance becomes longer
C、The tires can easily drift
D、Vehicle handling becomes more difficult
Answer：ABCD
10、When overtaking a motor vehicles on uphill sections of a mountain road, the driver should _____.
A、Honk in advance
B、Forward cars are allowed to overtake before overtaking.
C、Turn on the left-turn signal in advance
D、Speed up direct and overtake
Answer：ABC
11、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
12、What should be checked before driving?
A、No parts need to be checked
B、Whether the tires have been cleaned
C、Where the spare tire is placed
D、The fastening and air pressure of tires
Answer：D
13、What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
A、Following the vehicle in front closely and finding a chance to overtake it
B、Accelerating to overtake forcefully
C、Continuously sounding the horn to urge the vehicle in front to yield
D、Refraining from overtaking and letting the vehicle in front overtake first
Answer：D
14、What is the meaning of this sign?
A、No U turn
B、No changing to left lane
C、No turning left
D、No entering the left lane
Answer：C
15、When driving a motor vehicle ready to enter a congested roundabout, the wrong measure is to ______.
A、Honk to indicate another vehicle to yield
B、Stop to yield
C、Driving into the congested intersection
D、Drive fast into the intersection
Answer：ACD
16、What is the meaning of this sign?
A、Muddy road
B、Low-lying road
C、Overflowing road
D、Ferry
Answer：C
17、What is the meaning of this sign?
A、Electric bicycles may go
B、Parking space for non-motorized vehicles
C、Parking area for non-motorized vehicles
D、Non-motorized vehicles may go
Answer：D
18、When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A、Right
B、Wrong
Answer：B
19、What is the meaning of this sign?
A、No borrowing lane
B、No changing lane
C、No overtaking
D、No U turn
Answer：C
20、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
21、What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A、Cut speed as approaching each other
B、Pass each other by speeding up properly
C、Pass each other slowly by cutting speed in advance
D、Pass each other along the central line to the best
Answer：C
22、When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.
A、Right
B、Wrong
Answer：A
23、When a rear tire of a motorcycle blows out, the driver should ________.
A、Swiftly turn the steering handlebar to adjust
B、Firmly hold the steering handlebar with both hands
C、Swiftly turn the steering handlebar to the opposite direction
D、Swiftly take braking measures
Answer：B
24、When a motor vehicle encounters pedestrian is passing at a crosswalk, the driver must slow down and pass slowly.
A、Right
B、Wrong
Answer：B
25、Drivers neednt yield to pedestrians who display such behavior.
A、Right
B、Wrong
Answer：B