1、what should motor vehicle drivers do under the circumstances shown in the flash?
A、Reduce speed or stop to yield
B、Sound the horn to warn the pedestrians to yield
C、Pass before the pedestrians
D、Immediately change to another lane to bypass the pedestrians
Answer：A
2、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
3、When there is a braking failure on a downhill road, if there is no other alternative, the driver may rub the vehicle body against the rocks and trees on roadside to force the vehicle to slow down and stop.
A、Right
B、Wrong
Answer：A
4、The diamond-shaped broken line warns that drivers should drive at a lower speed on the road sections ahead.
A、Right
B、Wrong
Answer：A
5、When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A、Right
B、Wrong
Answer：B
6、When a motor vehicle slides sideways, how should the driver adiust the direction?
A、If the front wheels skid sideways, turn the steering wheel in the direction of the skid
B、If the front wheels skid sideways, turn the steering wheel in the opposite direction of the skid
C、If the rear wheels skid sideways, turn the steering wheel in the direction of the skid
D、If the rear wheels skid sideways, turn the steering wheel in the opposite direction of the skid
Answer：BC
7、Under such circumstances, what should be done by the motor vehicle driver?
A、Reducing speed to give the right of way to the non-motor vehicle
B、Continuously sounding the horn to warn the vehicle in front to yield
C、Bypassing on the left of the non-motor vehicle
D、Accelerating to overtake by occupying the opposite lane
Answer：A
8、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
9、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
10、It is not safe for a female driver to wear high heels to drive a vehicle.
A、Right
B、Wrong
Answer：A
11、What's the main impact of foggy weather on safe driving?
A、Easy to slide sideways
B、Low visibility
C、Increase the resistance
D、Widen the field of vision
Answer：B
12、When there is a braking failure, the driver should first control the direction and then try to control the speed.
A、Right
B、Wrong
Answer：A
13、The sign on the right indicates a section for ascertaining the distance between the vehicles 200 meters ahead.
A、Right
B、Wrong
Answer：A
14、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：A
15、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A、Right
B、Wrong
Answer：B
16、When entering an expressway ramp, which of the following statements is correct?
A、Drivers are allowed to overtake other vehicles
B、Drivers are prohibited from making U-turns
C、Drivers are allowed to stop
D、Drivers are allowed to reverse
Answer：B
17、The slanted filled-in yellow marking in the middle of the road warns that there is a stationary obstacle ahead.
A、Right
B、Wrong
Answer：A
18、When a motor vehicle breaks down on a mountain road, what should the driver do?
A、Park on a downhill section
B、Park on an uphill section
C、Park on a gentle section of the mountain road
D、Park on the crest of a slope
Answer：C
19、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
20、When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
A、Immediately send him/her to the hospital on a stretcher
B、Properly change the original posture when the injured person wounded
C、Dress the fracture with a bandage
D、Do not move the fractured body-part
Answer：D