1、After entering the acceleration lane of an expressway, the driver should increase the speed to how many kilometers per hour?
A、More than 30 km/hour
B、More than 40 km/hour
C、More than 50 km/hour
D、More than 60 km/hour
Answer：D
2、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
3、The sign on the right warns to keep a safe distance on the road ahead.
A、Right
B、Wrong
Answer：B
4、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
5、The sign on the right side indicates no entry for all vehicles.
A、Right
B、Wrong
Answer：A
6、The sign in front indicates a one-kilometer distance from the highway entry.
A、Right
B、Wrong
Answer：A
7、When there is a braking failure, the driver should first control the direction and then try to control the speed.
A、Right
B、Wrong
Answer：A
8、The sign on the left indicates that drivers should stop to take a pass card at the toll station ahead.
A、Right
B、Wrong
Answer：A
9、When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
A、Overtake from either side of the front vehicle
B、Stop close to the vehicle in front
C、Stop with a larger space from the vehicle in front
D、Sound the horn continuously to warn the other driver
Answer：C
10、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
11、When a tire suddenly bursts on the road, the driver should violently depress the brake pedal to reduce speed and stop the vehicle.
A、Right
B、Wrong
Answer：B
12、The sign on the left warns that there are vehicles converging into the intersection on the left.
A、Right
B、Wrong
Answer：A
13、When a motor vehicle accidentally hits the guardrail of the highway, what should be done by the driver inorder to keep safe?
A、Firmly holding and properly adjusting the steering wheel
B、Turning swiftly to the opposite direction
C、Immediately applying emergency braking
D、Immediately steering to the collision side
Answer：A
14、When the motor vehicle encounters a crosswalk in this situation, the driver may speed up and pass rapidly.
A、Right
B、Wrong
Answer：B
15、Motor vehicles can turn right when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：A
16、Which is the wrong measure to avoid tire burst?
A、Reduce tire pressure
B、Check tires regularly
C、Remove foreign matters from the tire tread grooves timely
D、Replace tires that have cracks or deep cuts
Answer：A
17、This sign warns to bypass from the right side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
18、When driving on a road covered with ice and snow, the motor vehicle may spin or slide when increasing the speed urgently, due to the loss of vehicle stability.
A、Right
B、Wrong
Answer：A
19、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B
20、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C