1、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
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、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
4、The sign on the right indicates that turning right is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
5、The sign on the right indicates that sounding the horn is prohibited here.
A、Right
B、Wrong
Answer：B
6、Under such circumstances, what should be done by the motor vehicle driver?
A、Overtaking the vehicle in front on its left
B、Overtaking by occupying the opposite lane
C、Overtaking the vehicle in front on its right
D、Following the vehicle in front
Answer：D
7、When encountering such a situation, motor vehicle drivers should take the left lane.
A、Right
B、Wrong
Answer：B
8、The cross-hatched marking indicates an area where vehicle drivers are allowed to stop and wait.
A、Right
B、Wrong
Answer：B
9、The sign on the right warns of a wet road surface ahead.
A、Right
B、Wrong
Answer：A
10、The driver may not change lanes when the motor vehicle turns right at this intersection.
A、Right
B、Wrong
Answer：B
11、This sign warns that the section ahead is under traffic monitoring.
A、Right
B、Wrong
Answer：A
12、Under such circumstances, the motor vehicle driver should voluntarily reduce speed and let the vehicle behind overtake.
A、Right
B、Wrong
Answer：A
13、Under such circumstances, what should the motor venicle driver do?
A、Reduce speed and yield by the left side
B、Reduce speed and yield by the right side
C、Speed up and yield by the left side
D、Go ahead along the original route
Answer：A
14、The sign in front indicates the distance to highway destination.
A、Right
B、Wrong
Answer：B
15、When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
A、Rush through
B、Use hazard lamp
C、Cut speed and sound the horn
D、Drive at will
Answer：C
16、When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order to yield?
A、Drive at a normal speed
B、Sound the horn to alert when approaching the pedestrians
C、Speed up and bypass on the left
D、Reduce speed and sound the horn in advance
Answer：D
17、Motor vehicle drivers don't need to use any lamp at night when passing through a road section where the street light condition is good.
A、Right
B、Wrong
Answer：B
18、What should the driver do upon finding that one of the left tires is leaking while driving?
A、Brake slowly to slow down
B、Brake swiftly to slow down
C、Turn to the right side swiftly
D、Apply emergency braking
Answer：A
19、When the fuel of a motor vehicle catches fire, which of the following things cannot be used to put out the fire?
A、Sandy soil on the roadside
B、Cotton-padded clothes
C、Overalls
D、Water
Answer：D
20、What should the driver do when seeing these hand signals?
A、Go straight and pass through the intersection
B、Pull over
C、Drive to the waiting area for turning left
D、Turn right at the intersection
Answer：D