1、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D
2、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.
A、Right
B、Wrong
Answer：B
3、The sign on the right side indicates no entry for all vehicles.
A、Right
B、Wrong
Answer：A
4、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A
5、This sign warns that the section ahead is under traffic monitoring.
A、Right
B、Wrong
Answer：A
6、When encountering this situation in a residential area, the driver should follow them closely.
A、Right
B、Wrong
Answer：B
7、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
8、How many kinds of law-breaking acts are displayed in flash 5?
A、One
B、Two
C、Three
D、Four
Answer：C
9、How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A、Turn on the hazard lamps
B、Turn on the high-beam
C、Turn on the fog lamp
D、Turn on the low-beam
Answer：D
10、When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he/she should try his/her best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A、Right
B、Wrong
Answer：A
11、What should the driver do to ensure the motor vehicle passes the level crossing safely?
A、Change to neutral gear and slide over
B、Stop, look, and pass
C、Speed up, look and pass rapidly
D、Slow down, look and pass slowly
Answer：C
12、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
13、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
14、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
15、What should be done by the driver who intends to overtake but finds that the vehicle in front is also overtaking?
A、Following the vehicle in front closely and finding a chance to overtake it
B、Accelerating to overtake forcefully
C、Continuously sounding the horn to urge the vehicle in front to yield
D、Refraining from overtaking and letting the vehicle in front overtake first
Answer：D
16、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
17、When encountering such pedestrians, motor vehicle drivers may continuously sound the horn to alert them to yield.
A、Right
B、Wrong
Answer：B
18、As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.
A、Right
B、Wrong
Answer：B
19、Under such circumstances, motor vehicle drivers should reduce speed by the right side swiftly and yield.
A、Right
B、Wrong
Answer：A
20、When a head-on collision with another vehicle is unavoidable, what should the driver do?
A、Change head-on collision to side collision
B、Immediately turn the steering wheel to the right side to evade
C、Immediately apply emergency braking
D、Immediately turn the steering wheel to the left side to evade
Answer：C