1、This sign warns that the section ahead is under traffic monitoring.
A、Right
B、Wrong
Answer：A
2、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
3、It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
A、Right
B、Wrong
Answer：B
4、Under such circumstances, motor vehicles are not allowed to overtake.
A、Right
B、Wrong
Answer：A
5、What should motor vehicle drivers do when going straight and passing through the intersection ahead?
A、Reduce speed when approaching the intersection
B、Reduce speed after entering the intersection
C、May pass through the intersection without speed reduction
D、Accelerate in advance to pass through the intersection
Answer：A
6、It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A、Right
B、Wrong
Answer：A
7、When encountering a vehicle in front ascending on a mountainous road covered with ice and snow, what should the motor vehicle driver do?
A、Ascend after the vehicle in front passes the slope
B、Overtake the vehicle in front swiftly and drive on
C、Overtake the vehicle in front with a slow speed and drive on
D、Follow the vehicle in front closely
Answer：A
8、It is correct for the driver to drive on an expressway in the way shown in the flash.
A、Right
B、Wrong
Answer：B
9、The sign on the left indicates that drivers should stop to take a pass card at the toll station ahead.
A、Right
B、Wrong
Answer：A
10、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
11、When a motor vehicle temporarily stops at night, which lamp should be turned on?
A、Front and rear fog lamp, clearance lamp and rear position lamp
B、Head lamp, clearance lamp and rear position lamp
C、Hazard lamp, clearance lamp and rear position lamp
D、Reverse lamp, clearance lamp and rear position lamp
Answer：C
12、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
13、When encountering children in this condition, what should motor vehicle drivers do?
A、Go ahead by following the children closely
B、Speed up and overtake from the left side of the children
C、Sound the horn to alert the children
D、Reduce speed or stop to yield
Answer：D
14、When the rear wheels of a motor vehicle skid sideways on a muddy road, the driver should turn the steering wheel in the opposite direction of the side skid.
A、Right
B、Wrong
Answer：B
15、What is the function of ABS during emergency braking?
A、Shortening the braking distance
B、Keeping steering capacity of the motor vehicle
C、Relief the braking inertia
D、Controlling directions automatically
Answer：B
16、When driving onto the left lane, motor vehicle drivers are allowed to make a U-turn.
A、Right
B、Wrong
Answer：A
17、The sign on the right warns of a one-way tunnel ahead.
A、Right
B、Wrong
Answer：B
18、A motor vehicle should slow down and stop at this level crossing.
A、Right
B、Wrong
Answer：A
19、When encountering such pedestrians, what should motor vehicle drivers do?
A、Go ahead along the middle line of the road
B、Continuously sound the horn
C、Speed up and overtake
D、Pay attention to the actions of such pedestrians
Answer：D
20、The sign on the right indicates that drivers should choose their lanes in accordance withthe directions indicated by arrows.
A、Right
B、Wrong
Answer：A