1、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
2、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B
3、When a motor vehicle breaks down and cannot be moved away from the expressway, the driver and all passengers should stay in the vehicle and wait for the rescue personnel.
A、Right
B、Wrong
Answer：B
4、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B
5、Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
A、Right
B、Wrong
Answer：A
6、If a motor vehicle deviates from the straight direction due to steering failure, what should be done by thedriver in order to reduce speed and stop the vehicle as soon as possible?
A、Gently depressing the brake pedal
B、Pulling up the handbrake
C、Immediately changing to a low gear to reduce speed
D、Decisively and continuously depressing and releasing the brake pedal
Answer：D
7、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A、Right
B、Wrong
Answer：B
8、Turning on the high-beam is an effective way to improve visibility in fog weather.
A、Right
B、Wrong
Answer：B
9、It is an illegal act for the driver to make calls while driving.
A、Right
B、Wrong
Answer：A
10、Under such circumstances, what should be done by the motor vehicle driver who has been overtaken?
A、Sounding the horn to warn the vehicle that overtook
B、Reducing speed or pulling over by the right side
C、Protesting by turning on the high-beam
D、Catching up with and overtaking the vehicle that overtook, and offering admonitions
Answer：B
11、The sign on the right indicates a one-kilometer distance from ETC toll station ahead.
A、Right
B、Wrong
Answer：B
12、When a tire suddenly bursts on the road, what should not be done by the driver?
A、Keep calm and release the accelerator pedal slowly
B、Hold the steering wheel firmly to ensure the vehicle goes straight
C、Apply emergency braking and stop the vehicle in the shortest possible time
D、Gently depress the brake pedal after the vehicle slows down
Answer：C
13、When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A、Right
B、Wrong
Answer：B
14、Motor vehicles are permitted to move to the right lane at this intersection.
A、Right
B、Wrong
Answer：B
15、When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A、Right
B、Wrong
Answer：A
16、When driving on a road covered with ice and snow, drivers tend to encounter glare caused by reflection of light rays from the road surface.
A、Right
B、Wrong
Answer：A
17、At this moment, the driver may speed up and pass the intersection rapidly.
A、Right
B、Wrong
Answer：B
18、When a motor vehicle deviates from the normal direction due to steering failure, what should the driver do?
A、Immediately steer and adjust
B、Reduce speed and stop the vehicle as early as possible
C、Steer to the side where there is no obstacle to evade
D、Steer to the side where there is an obstacle to evade
Answer：B
19、Under the circumstances shown in the flash, what should be done by the vehicle in front?
A、Reduce speed swiftly or apply emergency brake
B、Drive at a higher speed after giving a proper space
C、Reduce speed and yield by the right side of the road
D、Drive at a higher speed by the right side of the road
Answer：C
20、Motor vehicles should accelerate when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：B
21、As shown in the flash, the actions of the driver are correct.
A、Right
B、Wrong
Answer：B
22、In which ones of the following ways can motor vehicle drivers effectively prevent braking failure?
A、Maintaining the braking system periodically
B、Checking the free brake pedal travel before driving
C、Using the braking system correctly to avoid brake-fade
D、For vehicles with hydraulic braking system, checking if the brake fluid leaks before driving
Answer：ABCD
23、The sign on the right indicates an emergency shield 100 meters ahead.
A、Right
B、Wrong
Answer：A
24、When approaching the turning point of a road, in which of the following ways will motor vehicle drivers easily cause a traffic accident?
A、Driving ahead by occupying the opposite lane
B、Turning the steering wheel quickly when passing through the curve
C、Not reducing speed until driving onto the curve
D、Driving by the right side
Answer：ABC
25、When encountering an emergency on a highway, the driver should not drastically turn to evade.
A、Right
B、Wrong
Answer：A