1、When passing this mountainous road, motor vehicle drivers should drive along the center of the road.
A、Right
B、Wrong
Answer：B
2、What does this sign on the fly-over junction indicate?
A、Turn right
B、Drive straight or turn left
C、Drive straight or turn right
D、Take a U-turn under bridge
Answer：C
3、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
4、What should a driver do when the engine stalls suddenly on the road?
A、Apply emergency braking to stop the vehicle
B、Slow down and stop the vehicle
C、Change to neutral gear and coast
D、Shut down the ignition switch
Answer：B
5、Drivers may turn left when seeing these hand signals.
A、Right
B、Wrong
Answer：A
6、A motor vehicle should slow down and stop at this level crossing.
A、Right
B、Wrong
Answer：A
7、Motor vehicle drivers should rush to the top of the slope in this situation.
A、Right
B、Wrong
Answer：B
8、The yellow broken line on the curb indicates that vehicles are not allowed to stop and let passengers embark or disembark or load and unload freight at the roadside.
A、Right
B、Wrong
Answer：B
9、Which one of the following measures is correct when a motor vehicle encounters this situation at night?
A、Keep driving at a normal speed
B、Drive at an increased speed to avoid light
C、Cut speed or stop to yield
D、Turn on high-beam to reject
Answer：C
10、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
11、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
12、When a motor vehicle on an expressway stops in an emergency due to breakdown or an accident, what should the driver and the passengers do?
A、Stand in front of the motor vehicle
B、Wait in the motor vehicle for rescue
C、Stand behind the motor vehicle
D、Promptly move to the road shoulder on the right side or the emergency lane
Answer：D
13、Motor vehicle drivers are allowed to make a U-turn at this intersection.
A、Right
B、Wrong
Answer：B
14、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
15、Motor vehicles should stop and yield rapidly when encountering this situation at a bus station.
A、Right
B、Wrong
Answer：A
16、When a motor vehicle breaks down on an expressway and cannot be moved away from the driving lane, the driver may conduct emergency repairs on the driving lane.
A、Right
B、Wrong
Answer：B
17、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
18、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
19、What matters need attention when driving on a rainy day?
A、Avoid using the emergency brake or making sharp turns
B、Keep a safe enough distance
C、Observe the traffic situation of non-motor vehicles and surrounding pedestrians
D、Drive at a safe speed
Answer：ABCD
20、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B