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、What is the meaning of this sign?
A、Road narrows on both sides
B、Road narrows on the right side
C、Road narrows on the left side
D、Bridge narrows
Answer：C
3、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A、Right
B、Wrong
Answer：A
4、What is the meaning of this sign?
A、Bump road
B、High outburst road
C、Low-lying road
D、Hump bridge
Answer：B
5、Which of the following acts are prohibited when passing through a tunnel?
A、Overtaking
B、Stopping
C、Making a U-turn
D、Reversing
Answer：ABCD
6、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
7、Where can not park?
A、Parking lot
B、Parking spaces on roads
C、Landslide and debris flow in Mountainous Areas
D、Crosswalk
Answer：CD
8、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
9、What is the meaning of this sign?
A、Turn right
B、One-way road
C、Going straight only
D、Straight-going lane
Answer：A
10、What is the meaning of this sign?
A、No honking the tweeter
B、No honking the woofer
C、Should honk
D、No honking
Answer：C
11、When a motorcycle turns at an excessively high speed, it can easily dash out of a curve or skid sideways.
A、Right
B、Wrong
Answer：A
12、When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
A、Ascend after the vehicle in front passes the slope
B、Overtake the vehicle in front swiftly and drive on
C、Overtake the vehicle in front with a slow speed and drive on
D、Follow the vehicle in front closely
Answer：A
13、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A、Stop and observe the traffic situation around the intersection
B、Approach the intersection by speeding up
C、Observe the traffic situation on the left rear side
D、Approach the intersection at a reduced speed
Answer：D
14、When driving on a road covered with ice and snow, the motor vehicle may spin or slide when increasing the speed urgently, due to the loss of vehicle stability.
A、Right
B、Wrong
Answer：A
15、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
16、Which is the wrong measure to avoid tire burst?
A、Reduce tire pressure
B、Check tires regularly
C、Remove foreign matters from the tire tread grooves timely
D、Replace tires that have cracks or deep cuts
Answer：A
17、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
18、The wrong method to rescue a poisoned person in a traffic accident is to ______.
A、Bring him to a place where air is fresh
B、Take off clothes that are exposed to toxic air
C、Clean exposed areas with clean water
D、Stay in the original place and wait for the rescue personnel
Answer：D
19、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
20、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
21、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A、Right
B、Wrong
Answer：A
22、Violent wind can cause a sideways swerve to a running vehicle.
A、Right
B、Wrong
Answer：A
23、When driving a motor vehicle crosses each other on a hump bridge, what should the driver do?
A、Rush to pass
B、Reduce speed
C、Honk to indicate the vehicle
D、Go on the right side
Answer：BCD
24、What is the meaning of this sign?
A、Crosswalk
B、Students’ passage
C、Watch for pedestrians
D、Children’s passage
Answer：A
25、What is the meaning of this sign?
A、Steep downhill road
B、Continuous up slopes
C、Steep uphill road
D、Embankment road
Answer：C