1、For evading an emergency on an expressway, which of the following principles should drivers stick to?
A、Evading vehicles first and objects later
B、Evading people first and objects later
C、Evading vehicles first and people later
D、Evading objects first and people later
Answer：B
2、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
3、Motor vehicles are permitted to follow the guidance of the arrow in this picture and enter the lane of an expressway.
A、Right
B、Wrong
Answer：B
4、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
5、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
6、On a mountain road, what should the driver do in this situation?
A、Drive on the left and speed up to bypass
B、Stop to observe and pass slowly
C、Observe closely and pass as soon as possible
D、Sound the horn several times and pass slowly
Answer：C
7、When there is a braking failure on a downhill road, what should not be done by the driver?
A、Steering the motor vehicle to the uphill direction
B、Stopping the vehicle by rubbing the vehicle body against the rocks or trees on roadside
C、Driving to the emergency lane and stop the vehicle there
D、Pulling up the stopping brake or change the gear to two positions lower
Answer：D
8、When the driver discovers a tire is leaking and steers the vehicle off the main driving lane, he/she should refrain from applying emergency braking so as to avoid a vehicle turnover or a rear-end collision arising from the late braking of the vehicle behind.
A、Right
B、Wrong
Answer：A
9、When encountering an emergency on a highway, the driver should not drastically turn to evade.
A、Right
B、Wrong
Answer：A
10、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A、Right
B、Wrong
Answer：A
11、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
12、What should motor vehicle drivers do under such circumstances at night?
A、Turn off the headlamp when approaching
B、Use low-beam
C、Use high-beam
D、Turn off all lamps in advance
Answer：B
13、The cross-hatched marking indicates an area where vehicle drivers are not allowed to stop.
A、Right
B、Wrong
Answer：A
14、When driving on an expressway, where should the driver park?
A、The service area
B、The acceleration lane
C、The deceleration lane
D、On the ramp
Answer：A
15、The sign on the right warns that the road will narrow over the next 5 kilometers.
A、Right
B、Wrong
Answer：A
16、The sign on the left warns that there are vehicles converging into the intersection on the left.
A、Right
B、Wrong
Answer：A
17、When there is a braking failure on a downhill road, if there is no favorable terrain or opportunity to stop the vehicle, the driver should drop gear by one position or two positions, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
18、What should the driver pay attention to in this situation?
A、Pedestrians passing behind the vehicle
B、Pedestrians passing in front of the vehicle
C、Public buses suddenly reversing
D、Public buses suddenly setting off
Answer：B
19、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
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