1、Keep enough safe distance When a motor vehicle follows another vehicle, because ______.
A、Avoke a rear-end collision
B、The closer you get to the vehicle, the less easy it is to grasp the situation ahead of the vehicle.
C、Enough distance to avoid emergencies
D、Prevent being unable to detect the front vehicle brake in time due to the damage rear lamp of the front vehicle
Answer：ABCD
2、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
3、When a motorcycle goes downhill, it may fully use the neutral gear and slide.
A、Right
B、Wrong
Answer：B
4、When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A、Warn each other before passing
B、Driving habit
C、Easy to observe the situation ahead from either side
D、Courtesy
Answer：C
5、Under such circumstance at an intersection. motor vehicle drivers should be prepared to stop and yieldat any time.
A、Right
B、Wrong
Answer：A
6、When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A、Right
B、Wrong
Answer：B
7、Which of the following is a bad habit when changing lanes?
A、Turning on the indicator in advance
B、Observing closely before changing a lane
C、Change lanes at will
D、Not obstructing the passing of other normally moving vehicles
Answer：C
8、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
9、What is the meaning of this sign?
A、Reducing speed 40m ahead
B、Minimum speed is 40km/hr
C、Axle weight limit is 40 tons
D、Maximum speed limit is 40km/hr
Answer：D
10、When driving a motor vehicle, the driver encounter pedestrians who are focused on using mobile phones, what should the driver do?
A、Drive with care
B、Observe the movement of pedestrians
C、Be ready to stop
D、Swiftly bypass from one side
Answer：ABC
11、When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A、Right
B、Wrong
Answer：B
12、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
13、A motorcycle is not permitted to tow other vehicles or to be towed by other vehicles.
A、Right
B、Wrong
Answer：A
14、How to drive a car safely when the sight of rain, snow, fog is not clear or the road is slippery?
A、Increase the horizontal distance
B、Reduce speed and run
C、Speed up and run
D、Stop to yield when necessary
Answer：ABD
15、How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
A、Continuously change between low-beam and high-beam
B、Use clearance lamp
C、Use high-beam
D、Use low-beam
Answer：D
16、When the driver discovers a tire is leaking and steers the vehicle off the main driving lane, he/she should refrain from applying emergency braking so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the vehicle behind.
A、Right
B、Wrong
Answer：A
17、Before riding a motorcycle, the driver should wear a safety helmet and adjust the angle of the rearview mirror till he can clearly watch the left side and the right side of the back.
A、Right
B、Wrong
Answer：A
18、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
19、Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A、Treat wounds first and safe life later
B、Save life first and treat wounds later
C、Help lightly wounded persons first
D、Help seriously wounded persons later
Answer：B
20、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
21、When the tire pressure is too low, what can happen when driving at a high speed?
A、Tire pressure will be unstable
B、Tire pressure will increase
C、Driving resistance will decrease
D、The tire will burst
Answer：D
22、When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A、Turn on the headlamp and drive slowly
B、Turn on the fog lamp and drive slowl
C、Park in a safe place
D、Drive slowly close to the roadside
Answer：C
23、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
24、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
25、What is the meaning of this sign?
A、Passing by the right side
B、Passing by the left side
C、Running to right side
D、Running the roundabout
Answer：D