1、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
2、When rescuing a person sustaining full-body burns the rescue personnel may spray cool water to his body to put out the fire.
A、Right
B、Wrong
Answer：B
3、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
4、When a motorcycle is making a turn in a high speed, the driver should avoid using the brake or use the brake less to prevent sideslip.
A、Right
B、Wrong
Answer：A
5、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
6、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
7、When a fast-running vehicle makes a sharp turn, it can very easily cause side collision or an overturn due to the centrifugal force.
A、Right
B、Wrong
Answer：A
8、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
9、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
10、After a tire blows out and before the driver can control the speed of the vehicle, he should refrain from using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A、Right
B、Wrong
Answer：A
11、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
12、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
13、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
14、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
15、May speed up to go through the crosswalk when no one is near it
A、Right
B、Wrong
Answer：B
16、The wrong measure to ride a motorcycle in summer is to __________.
A、Drive at a high speed for a long time
B、Control the speed by the accelerator
C、Avoid using the brake
D、Avoid loading people or cargoes
Answer：A
17、What is the meaning of this sign?
A、No U turn
B、No changing to left lane
C、No turning left
D、No entering the left lane
Answer：C
18、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
19、What is the meaning of this sign?
A、No entering the intersection
B、No right turn
C、No changing lane
D、No U turn
Answer：B
20、Why is it dangerous to overtake on a snowy mud road in heavy snow?
A、Snow can increase tire adhesion
B、The flying mud made the sight bad.
C、Long braking distance in case of emergency
D、Pavement under snow and mud is easier to skid.
Answer：BCD
21、When a wounded person suffering burns is thirsty, he should only drink plain boiled water.
A、Right
B、Wrong
Answer：B
22、Which measures is correct when a motor vehicle intends to overtake
A、After overtaking, turn on the right turning light and drive back to the original lane after the necessary safe distance has been pulled away by overtaking.
B、Overtaking from the left side of the previous car
C、After overtaking, turn on the right turn light and drive back to the original Lane immediately.
D、Overtake on the right side
Answer：AB
23、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
24、Speeding up to go though the intersection before the light turns to red in this case.
A、Right
B、Wrong
Answer：B
25、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