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 needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
3、When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A、Right
B、Wrong
Answer：B
4、When a motor vehicle encounters an accident, the driver should pay attention to whether there is fuel leakage, pipeline rupture, so as avoid accidents.
A、Right
B、Wrong
Answer：A
5、What is the meaning of this sign?
A、No going straight and no changing to left lane
B、No going straight and no left turn
C、Allowed to go straight and change to left lane
D、No going straight and no right turn
Answer：D
6、When finding a tire burst on the road, the driver should gently depress the brake pedal, reduce speed and stop the vehicle slowly.
A、Right
B、Wrong
Answer：A
7、A motorcycle is not permitted to tow other vehicles or to be towed by other vehicles.
A、Right
B、Wrong
Answer：A
8、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
9、When a tire blowout on the road, the driver should control the direction of the vehicle and use emergency braking to bring the motorcycle swiftly to a stop.
A、Right
B、Wrong
Answer：B
10、How should the driver pass this place safely?
A、Speed up and pass in the front of the pedestrians
B、Bypass behind the pedestrians
C、Slow down and sound the horn
D、Stop and wait until the pedestrians pass
Answer：D
11、Under such circumstances, what should be done by motor vehicle drivers in order to yield to the pedestrians politely?
A、Set off after pedestrians pass
B、Set off and bypass in front of the pedestrians
C、Sound the horn to warn the pedestrians to yield
D、Set off and approach the pedestrians slowly
Answer：A
12、The continuously flashing yellow light is to warn that the driver should look and make sure it is safe to pass.
A、Right
B、Wrong
Answer：A
13、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
14、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
15、What is the meaning of this sign?
A、U turn
B、Reversing
C、Left turn
D、Bypassing
Answer：A
16、What is the meaning of this sign?
A、Hump bridge
B、High outburst road
C、Low-lying road
D、Bump road
Answer：A
17、When passing an intersection, vehicle motor drivers are not allowed to overtake.
A、Right
B、Wrong
Answer：A
18、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
19、What is the meaning of this sign?
A、No stopping temporarily
B、No long stopping
C、No stopping
D、Long stopping is allowed
Answer：B
20、At a road that has more than two vehicle lanes in the same direction, the motorcycles should use the very left one.
A、Right
B、Wrong
Answer：B
21、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
22、When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
A、Right
B、Wrong
Answer：A
23、What is the meaning of this sign?
A、No U turn at intersection
B、No changing lane from both sides
C、No left or right turn
D、No going straight
Answer：C
24、What is the meaning of this sign?
A、No long time honking
B、Honk discontinuously
C、Reduce speed and honk
D、No honking
Answer：D
25、When encountering pedestrians slowly cross the road in a residential area, the driver should sound the horn continuously.
A、Right
B、Wrong
Answer：B