1、Matches, sulfur and red phosphorus are _________.
A、Explosives
B、Inflammable solid materials
C、Self-igniting articles
D、Oxidizing materials
Answer：B
2、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
3、When a motorcycle passing through an interchange discovers it has chosen a wrong route, it should immediately make a U turn from where it is or reverse to change route.
A、Right
B、Wrong
Answer：B
4、If a driver finds there is no vehicle behind, he/she may change lanes without turning on the indicator.
A、Right
B、Wrong
Answer：B
5、When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A、Right
B、Wrong
Answer：B
6、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B
7、What should the driver pay attention to when the motor vehicle passes a residential area?
A、Observe the traffic signs and markings
B、Pass slowly
C、Prohibited from sounding the horn
D、Avoidance of residents
Answer：ABCD
8、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
9、Which of the following measures is correct for rescuing a person sustaining full-body burns?
A、Cover the fire with sandy soil
B、Spray cool water to his body
C、Put out the fire by extinguisher
D、Help to remove the burning clothes
Answer：B
10、When driving on a damp and slippery road, drivers should avoid using the emergency brake to his/her best ability.
A、Right
B、Wrong
Answer：A
11、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
12、When a motor vehicle passes over an inundated road drivers should change to a high gear and pass rapidly.
A、Right
B、Wrong
Answer：B
13、In which of the following ways can motor vehicles avoid a tire burst?
A、Lowering tire pressure
B、Checking tires regularly
C、Removing foreign matters from the tire tread grooves timely
D、Replacing the tires that have cracks or deep cuts
Answer：BCD
14、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
15、What should the driver do when the motor vehicle counters this situation?
A、Sound the horn continuously to warn
B、Speed up and bypass from the front
C、Slow down when encountering any risks
D、Slow down voluntarily and yield
Answer：D
16、Under such circumstances, motor vehicle drivers should stop and yield
A、Right
B、Wrong
Answer：A
17、When rescuing a wounded person suffering spinal fracture, it is necessary to ___________.
A、Take warm-keeping measure
B、Use soft stretcher to carry
C、Use sling to keep in position
D、Help the wounded person to move
Answer：C
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、When the engine suddenly stalls on the road, what should the driver do?
A、Stop the vehicle and overhaul it immediately
B、Immediately turn on the hazard lamps
C、Move the vehicle to a place where it will not obstruct the traffic flow
D、Set up a breakdown warning sign
Answer：BCD
20、When following other vehicles on a foggy day, what should the driver do?
A、Maintain a large safety distance
B、Turn on the high-beam
C、Turn on the low-bea
D、Sound the horn in due time
Answer：A
21、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
22、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
23、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
24、What is the meaning of this sign?
A、More vehicles section
B、Passing slowly
C、Jammed section
D、Construction section
Answer：B
25、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