1、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
2、In this situation, motor vehicles are permitted to stop temporarily at bus stations.
A、Right
B、Wrong
Answer：B
3、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
4、The guide arrow on the road surface of this lane indicates that U-turns and left turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
5、Mr. Qi drove a large bus with 28 passengers(capacit 55 people). When arriving at an intersection without any traffic signals from south to north at a speed of 50 kilometers per hour, the bus had a side collision with Mr. Li's heavy semi-trailer tractor (capacity 40 tons and carrying 55.2 tons) running from east to west. As a result of this accident, 12 people were killed and 17 injured. What are the main illegal acts in this case?
A、The bus carried more passengers than capacity
B、The bus exceeded the speed limit
C、The tractor carried more cargo than capacity
D、The driver of the tractor was inexperienced
Answer：BC
6、Drivers may go ahead when traffic polices posture is like this.
A、Right
B、Wrong
Answer：A
7、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
8、The sign on the right indicates that no long-sounding horn.
A、Right
B、Wrong
Answer：B
9、When driving in a strong wind, what should the driver do if he/she feels the steering wheel is suddenly out of control due to the frequent changes in speed and direction of the wind?
A、Turn the steering wheel against the wind
B、Turn the steering wheel with the wind
C、Use emergency brake
D、Firmly hold the steering wheel with both hands
Answer：D
10、The sign in front indicates that vehicles except public buses are not allowed to drive in this lane.
A、Right
B、Wrong
Answer：A
11、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
12、Which one of the following is the safest way when driving a motor vehicle on this road?
A、Cutting speed or stopping to yield
B、Driving along the center of the road
C、Keeping a normal speed
D、Approaching vehicles by taking the opposite lane
Answer：A
13、When driving in a heavy rain, drivers should contro their speed to prevent their vehicles from sliding.
A、Right
B、Wrong
Answer：A
14、When a motor vehicle encounters a group of youngsters bypassing the motor vehicles parking beside the road, the driver should slow down voluntarily and yield.
A、Right
B、Wrong
Answer：A
15、The white zig-zag line on the highway serves as a reference for the speed of a driver.
A、Right
B、Wrong
Answer：B
16、The sign on the right indicates that the vehicle should yield to the oncoming traffic as approaching each other.
A、Right
B、Wrong
Answer：B
17、What's the meaning of the sign on the right?
A、Parking prohibited
B、Temporary parking permitted
C、Picking up or dropping off passengers permitted
D、Stopping to unload permitted
Answer：A
18、In order to keep safe when driving on the highway, which ones of the following statements are prohibited acts?
A、Reversing, moving against regulations, making a U-turn by crossing the central divider, or stopping in the lane.
B、Riding or rolling on the lane-dividing line or driving on the shoulder
C、Overtaking on ramps, accelerations lanes, ordeceleration lanes.
D、Testing vehicles or learning to drive a vehicle
Answer：ABCD
19、Under such circumstances, what should be done by a motor vehicle driver in order to yield out of courtesy?
A、Driving at a higher speed
B、Closely following the vehicle in front
C、Driving at a higher speed by the right side
D、Driving at a lower speed by the right side
Answer：D
20、The sign on the right indicates an emergency shield 100 meters ahead.
A、Right
B、Wrong
Answer：A
21、What should the driver do when the motor vehicle encounters this situation in a residential area?
A、Stop immediately
B、Speed up and pass rapidly
C、Sound the horn continuously
D、Slow down and pass slowly
Answer：A
22、When a tire suddenly bursts on the road, in which of the following ways can motor vehicle drivers keep safe?
A、Applying emergency braking and pulling over
B、Firmly holding the steering wheel and keeping the vehicle going straight
C、Immediately releasing the accelerator pedal
D、Gently depressing the brake pedal
Answer：BCD
23、The marking on the road surface indicates that the speed limit of this road section is 50 km/hour.
A、Right
B、Wrong
Answer：A
24、What should the driver do to ensure safe driving when the motor vehicle encounters this situation in a residential area?
A、Sound the horn to warn the pedestrians
B、Speed up and pass as quickly as possible
C、Retain a normal speed
D、Slow down and prepare to stop
Answer：D
25、The sign on the right indicates the road width ahead is limited to 3 meters.
A、Right
B、Wrong
Answer：A