1、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
2、This sign indicates the traffic broadcast and radio television channel of highway.
A、Right
B、Wrong
Answer：B
3、Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.
A、Right
B、Wrong
Answer：A
4、The sign on the right warns of a village or town ahead suggesting a 30km/hour speed.
A、Right
B、Wrong
Answer：A
5、When braking, the steering will become impossible if the front wheels are blocked
A、Right
B、Wrong
Answer：A
6、What should the driver do when seeing these hand signals?
A、Go straight and pass through the intersection
B、Stop in front of the stop-line and wait
C、Turn left at the intersection
D、Drive at a lower speed at the intersection
Answer：C
7、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
8、The sign on the right indicates to stop and yield at the intersection ahead.
A、Right
B、Wrong
Answer：A
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、As shown in the flash, what should the motor vehicle driver do when encountering this situation?
A、Reserve a safe crosswise distance and cut speed
B、Keep a normal speed
C、Use the emergency brake when approaching
D、Speed up and pass rapidly
Answer：A
11、Under such circumstances, motor vehicle drivers should bypass on the left quickly.
A、Right
B、Wrong
Answer：B
12、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A
13、When the vehicle engine catches fire, what should the driver do first?
A、Turn off the engine as soon as possible
B、Extinguish the fire with water
C、Open the hood to extinguish the fire
D、Extinguish the fire from the leeward direction
Answer：A
14、The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.
A、Right
B、Wrong
Answer：A
15、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A、Right
B、Wrong
Answer：A
16、The sign on the right indicates notice by sounding the horn.
A、Right
B、Wrong
Answer：B
17、Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A、Treat wounds first and safe life later
B、Save life first and treat wounds later
C、Help lightly wounded persons first
D、Help seriously wounded persons later
Answer：B
18、The sign on the right warns of an unguarded railway crossing 150 meters ahead.
A、Right
B、Wrong
Answer：A
19、How many kinds of law-breaking acts are displayed in flash 1?
A、One
B、Two
C、Three
D、Four
Answer：B
20、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A