1、If a motor vehicle experiences a "water sliding" phenomenon when running on an expressway in rain, what should the driver do?
A、Slow down by suddenly depressing the brake pedal
B、Slow down by slowly releasing the accelerator pedal
C、Turn the steering wheel immediately to adjust the direction
D、Speed up to increase the displacement of the wheels
Answer：B
2、The sign on the right warns of traffic signals ahead.
A、Right
B、Wrong
Answer：A
3、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
4、When passing an intersection, vehicle motor drivers are not allowed to overtake.
A、Right
B、Wrong
Answer：A
5、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
6、The sign above the tunnel indicates a height limit of 3.5 meters on the road ahead.
A、Right
B、Wrong
Answer：A
7、The cross-hatched marking indicates an area where vehicle drivers are allowed to stop and wait.
A、Right
B、Wrong
Answer：B
8、When the engine suddenly stalls on the road and cannot be restarted, the driver should apply emergency braking to force the vehicle to stop as fastas possible.
A、Right
B、Wrong
Answer：B
9、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A、Prevent heat loss
B、Bring him/her to a place with fresh air
C、Give him/her artificial respiration
D、Depress the heart over the chest
Answer：B
10、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
11、The sign on the right indicates to stop and yield at the intersection ahead.
A、Right
B、Wrong
Answer：A
12、During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.
A、Right
B、Wrong
Answer：B
13、Which is the correct way to use a fire extinguisher?
A、Stand on the leeward side
B、Direct the fire extinguisher at the source of fire
C、Try to approach the source of fire as close as possible
D、Direct the fire extinguisher at the flames
Answer：B
14、The marking on the road surface indicates that the speed limit of this road section is 50 km/hour.
A、Right
B、Wrong
Answer：A
15、The guide arrow on the road surface of this lane indicates that only left turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：B
16、The motor vehicle should stop on the right and wait in this situation.
A、Right
B、Wrong
Answer：A
17、When driving in a heavy rain, drivers should contro their speed to prevent their vehicles from sliding.
A、Right
B、Wrong
Answer：A
18、The sign on the right warns of a sharp winding road ahead.
A、Right
B、Wrong
Answer：B
19、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
20、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B