1、Mr. Zhou drove a light van (with 22 passengers) on the Bingcha Highway. At the spot of 79 kilometers mark by 150 meters of the highway, the van fell into the valley on one side, killing 12 people and injuring 10. What's the main illegal act committed by Mr.Zhou?
A、Driving a motor vehicle having failed to accept inspection in time
B、Carrying passengers on a freight motor vehicle
C、Speeding
D、Fatigued driving
Answer：B
2、When the tire pressure is too low, what can happen when driving at a high speed?
A、Tire pressure will be unstable
B、Tire pressure will increase
C、Driving resistance will decrease
D、The tire will burst
Answer：D
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、What should be given attention when setting off in this weather?
A、Turning on the high-beam
B、Turning on the front and rear fog lamps
C、Turning on the left indicator only
D、Continuously sounding the horn
Answer：B
5、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
6、What should motor vehicle drivers do when approaching an oncoming vehicle on a frozen road?
A、Cut speed as approaching each other
B、Pass each other by speeding up properly
C、Pass each other slowly by cutting speed in advance
D、Pass each other along the central line to the best
Answer：C
7、When driving on this dangerous mountainside road, motor vehicles should drive along the right side of the road.
A、Right
B、Wrong
Answer：A
8、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B
9、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
10、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A、Shorten the engine's service life
B、Make the driver feel tired
C、Easily cause the vehicle to overturn
D、Reduce the braking efficiency
Answer：D
11、The sign on the left indicates U-turn is allowed here.
A、Right
B、Wrong
Answer：A
12、The guide line of a changeable lane indicates that drivers can choose their direction at will.
A、Right
B、Wrong
Answer：B
13、As shown in this flash, what should the motor vehicle driver do when encounters this situation?
A、Use the mergency brake
B、Turn sharply and pass rapidly
C、Slide over rapidly without encountering collision
D、Stop smoothly
Answer：D
14、The sign on the right warns of a guarded crossing 150 meters ahead.
A、Right
B、Wrong
Answer：B
15、When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
A、Right
B、Wrong
Answer：B
16、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
17、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
18、When driving on a muddy road, what should drivers do to pass at an even speed without stopping?
A、Use the handbrake
B、Press the clutch pedal
C、Press the brake pedal
D、Use the accelerator pedal
Answer：D
19、The sign on the right indicates a bypass flow intersection ahead.
A、Right
B、Wrong
Answer：B
20、What is the best way to make turns on this kind of curving mountain road?
A、Drive along the outer side of the curve
B、Slow down, sound the horn and drive on the right
C、Borrow the opposite lane
D、Drive along the central line of the road
Answer：B