1、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
2、The marking on the road surface indicates that the speed limit of this road section is 80 km/hour.
A、Right
B、Wrong
Answer：B
3、The sign on the right indicates that vehicles from the primary road have priority.
A、Right
B、Wrong
Answer：A
4、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
5、When the speed indicated by the speed limit sign on the highway contradicts the speed indicated for the specific lanes the speed indicated for the specific lanes should prevail.
A、Right
B、Wrong
Answer：B
6、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
7、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
8、When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A、Warn each other before passing
B、Driving habit
C、Easy to observe the situation ahead from either side
D、Courtesy
Answer：C
9、The area in the yellow rectangle markings on the right side of the road indicates that temporary stopping is permitted here.
A、Right
B、Wrong
Answer：B
10、The sign on the right indicates a bypass flow intersection ahead.
A、Right
B、Wrong
Answer：B
11、When approaching the turning point of a road, in which of the following ways will motor vehicle drivers easily cause a traffic accident?
A、Driving ahead by occupying the opposite lane
B、Turning the steering wheel quickly when passing through the curve
C、Not reducing speed until driving onto the curve
D、Driving by the right side
Answer：ABC
12、When making a turn on a mountainous road, drivers should cut speed, sound the horn and drive along the right side.
A、Right
B、Wrong
Answer：A
13、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
14、The guide arrow on the road surface of this lane indicates that drivers are only permitted to continue straight at the intersection ahead.
A、Right
B、Wrong
Answer：A
15、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A
16、Driving and smoking has no negative effect on safe driving
A、Right
B、Wrong
Answer：B
17、When driving on an expressway, what should the driver do if he/she has missed an exit but the next exit is far away?
A、Reverse along the road shoulder
B、Continue on
C、Stop immediately
D、Make a U-turn at the current location
Answer：B
18、What should the driver do in this condition?
A、Go through normally on the right side
B、Sound the horn and speed up to go through the tunnel
C、Stop and yield to the oncoming vehicle
D、Turn on the headlamp to warn the oncoming vehicle to yield
Answer：C
19、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
20、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A