1、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
2、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
3、What should be done to keep safe when a motor vehicle driver is overtaking in this condition?
A、Reducing speed and keeping a safe distance
B、Continuously sounding the horn to indicate the vehicle in front
C、Accelerating to pass while keeping a certain distance
D、Overtaking by occupying the opposite lane
Answer：A
4、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.
A、Right
B、Wrong
Answer：A
5、The sign in front is an advance announcement of the directions led by the interchange.
A、Right
B、Wrong
Answer：A
6、What should a motor vehicle driver do to ensure safety when experiencing a breakdown at night?
A、Park in a safe place
B、Turn on hazard lamp
C、Turn on clearance lamp and tail lamp
D、Set up a warning sign in accordance with regulation
Answer：ABCD
7、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A、Right
B、Wrong
Answer：B
8、What should motor vehicle drivers do when parking temporarily on a rainy day?
A、Turn on hazard lamp
B、Turn on front and back fog lamp
C、Turn on low-beam
D、Set up warning sign at the back of the vehicle
Answer：A
9、When finding a tire suddenly burst on the road, the driver should firmly hold the steering wheel with both hands to ensure the vehicle goes straight.
A、Right
B、Wrong
Answer：A
10、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
11、How to ensure safe driving at night?
A、Drive at speed limit
B、Cut speed and drive carefully
C、Maintain the current speed
D、Drive above the speed limit
Answer：B
12、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
13、Which of the following is a bad driving habit?
A、Using lights in accordance with relevant rules
B、Carrying both vehicle and driving license
C、Discarding rubbish from the side window
D、Follow the guidance of the traffic signals
Answer：C
14、Under the circumstances shown in the flash, what should be done by the vehicle in front?
A、Reduce speed swiftly or apply emergency brake
B、Drive at a higher speed after giving a proper space
C、Reduce speed and yield by the right side of the road
D、Drive at a higher speed by the right side of the road
Answer：C
15、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
16、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
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、The sign in front indicates an indoor parking ground 100 meters ahead.
A、Right
B、Wrong
Answer：A
19、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A、Right
B、Wrong
Answer：A
20、What is the best way to make turns on this kind of curving mountain road?
A、Drive along the outer side of the curve
B、Slow down, sound the horn and drive on the right
C、Borrow the opposite lane
D、Drive along the central line of the road
Answer：B