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 encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
3、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
4、The broken white line on the right side of the road indicates that drivers are allowed to change lanes by crossing the line.
A、Right
B、Wrong
Answer：A
5、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A、Right
B、Wrong
Answer：A
6、It is illegal to change lanes without turning on indicators.
A、Right
B、Wrong
Answer：A
7、After a motor vehicle falls into water, the driver won't be able to open the side doors or windows to escape until water nearly fills up the compartment.
A、Right
B、Wrong
Answer：A
8、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
9、When a fast-moving vehicle is likely to collide with the vehicle in front, what should the driver do?
A、Brake to reduce speed first, and then steer to evade
B、Turn the steering wheel quickly to the left side to evade
C、Turn the steering wheel quickly to the right side to evade
D、Steer to evade first, and then brake to reduce speed
Answer：A
10、When a tire suddenly bursts on the road, the driver should violently depress the brake pedal to reduce speed and stop the vehicle.
A、Right
B、Wrong
Answer：B
11、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
12、Under such circumstances, what should be done by motor vehicle drivers in order to maintain safe driving?
A、Sound the horn or turn on the headlamps
B、Reduce speed or drive on the right side
C、Keep to the central line as best as possible
D、Drive on the left side of the road
Answer：B
13、Motor vehicle drivers should rush to the top of the slope in this situation.
A、Right
B、Wrong
Answer：B
14、Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What's the main illegal act committed by MrQian?
A、Making a cellphone call while driving
B、Speeding
C、Carrying more people than permitted
D、Fatigued driving
Answer：BC
15、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A、Explosives
B、Oxidizing materials
C、Self-igniting articles
D、Inflammable solid materials
Answer：D
16、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
17、The sign on the right indicates a 2-kilometer distance from the Donglushan Service Area on the highway.
A、Right
B、Wrong
Answer：A
18、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
19、It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A、Right
B、Wrong
Answer：A
20、What should the driver do when the motor vehicle encounters this situation?
A、Overtake immediatel
B、Sound the horn continuously to warn
C、Maintain safety distance and overtake
D、Sound horn and speed up to overtake
Answer：C