1、There is a risk of overtaking when driving a motor vehicle approaches the top of the slope on a mountainous road, because _____.
A、When approaching the top of the slope, the line of sight is blocked and it is impossible to observe the traffic situation.
B、When approaching the top of the slope, the line of sight is blocked. It is impossible to observe whether there are obstacles behind the top of the slope.
C、The speed is slower when approaching the top of the slope.
D、When approaching the top of the slope, the line of sight is blocked and the road direction behind the top of the slope can not be observed.
Answer：ABD
2、When an erosive material catches fire, it should not be put out with water cannon.
A、Right
B、Wrong
Answer：A
3、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
4、When driving on a rough road, the driver should use low gear to keep low speed; try to choose roads with big pits to reduce bumpy feeling.
A、Right
B、Wrong
Answer：B
5、Which of the following is an inflammable solid material?
A、Matches
B、Fireworks
C、Calcium carbide
D、Explosives
Answer：A
6、What is the meaning of this sign?
A、No yielding
B、Yield while crossing each other
C、Reduce speed and yield
D、Stop to yield
Answer：C
7、When there is no bandage for rescuing a wounded person, which of the following measures is wrong?
A、Dress the wounds with a handkerchief
B、Dress the wounds with a towe
C、Dress the wounds with cotton clothes
D、Dress the wounds with string
Answer：D
8、When using splints, sticks or tree branches to keep the unexposed bones in position, it is necessary that these things should exceed the upper and lower joints of the wound.
A、Right
B、Wrong
Answer：A
9、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
10、When driving a motor vehicle following anther vehicle, What should the driver pay attention to?
A、When following a taxi, it is necessary to prevent it from pulling over at any time to get on and off passengers.
B、For large trucks loaded with goods, we should increase the distance between cars and avoid long time follow ups to prevent the risk of cargo spilling and blind areas.
C、When the current side of the vehicle has an internship sign, it should increase the distance with the vehicle to prevent the front vehicle emergency braking.
D、Follow a vehicle in foggy weather, pay attention to the emergency braking of the front vehicle
Answer：ABCD
11、When a tire blowout on the road, the driver should control the direction of the vehicle and use emergency braking to bring the vehicle swiftly to a stop.
A、Right
B、Wrong
Answer：B
12、Under such circumstances, motor vehicle drivers should stop and yield
A、Right
B、Wrong
Answer：A
13、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A、Right
B、Wrong
Answer：B
14、Matches, sulfur and red phosphorus are _________.
A、Explosives
B、Inflammable solid materials
C、Self-igniting articles
D、Oxidizing materials
Answer：B
15、When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A、Right
B、Wrong
Answer：A
16、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
17、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
18、when passing an intersection without traffic lights, the driver finds people are crossing the street, the wrong measure for the driver to take is to __________.
A、Reduce speed or stop and yield
B、Honk to urge the pedestrians
C、Bypass
D、Weave through the pedestrians
Answer：BCD
19、When a wounded person suffering burns is thirsty, he may drink a small quantity of slightly salty water.
A、Right
B、Wrong
Answer：A
20、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
21、When the driver discovers that steering is stiff, the wrong measure is to ___________.
A、Reduce speed and stop the vehicle as fast as possible
B、Stop at a safe place
C、Continue to drive
D、Identify the cause
Answer：C
22、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
23、How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A、Turn on the hazard lamps
B、Turn on the high-beam
C、Turn on the fog lamp
D、Turn on the low-beam
Answer：D
24、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
25、Which measures is correct when a motor vehicle turn around?
A、Turn around in the turning lane
B、Should not turn on the turning light
C、Turn around in the straight lane
D、Turn on the left-turn signal in advance
Answer：AD