1、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
2、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
3、When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
4、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
5、When driving on this section of the road, drivers should observe closely and prepare to yield to the animals crossing the road.
A、Right
B、Wrong
Answer：A
6、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
7、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
8、The sign on the right indicates notice by sounding the horn.
A、Right
B、Wrong
Answer：B
9、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
10、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
11、For a temporary stop on a foggy day, the driver should only turn on the fog lamp and the low-beam
A、Right
B、Wrong
Answer：B
12、How should the driver use vehicle lights when the motor vehicle leaves a roundabout?
A、Turn on the left-turn indicator
B、Turn on the hazard lamps
C、No need to turn on any indicators
D、Turn on the right-turn indicator
Answer：D
13、If the road condition behind is good, motor vehicle drivers should reverse rapidly.
A、Right
B、Wrong
Answer：B
14、What action is important on this kind of mountain road?
A、Take care of the dangerous hillside road on the left
B、Drive on the left
C、Drive along the central line of the road
D、Drive on the right side and pass slowly
Answer：D
15、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A、Right
B、Wrong
Answer：B
16、Under such circumstances, motor vehicle drivers should reduce speed by the right side swiftly and yield.
A、Right
B、Wrong
Answer：A
17、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
18、When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.
A、Right
B、Wrong
Answer：A
19、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
20、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