1、When driving on the highway in foggy, rainy, or snowy weather with a range of visibility between 100 meters and 200 meters, what should motor vehicle drivers do?
A、Turn on the fog lamp, low-beam, clearance lamp and front and rear position lamp
B、Drive at a speed of no more than 60 km/hour
C、Keep a breaking distance of more than 100 meters from the vehicle in front in the same lane
D、Leave the highway from the nearest exit as soon as possible
Answer：ABC
2、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
3、When a wounded person is beneath the wheel or cargo, we should help him/her out immediately by pulling the limbs of the wounded.
A、Right
B、Wrong
Answer：B
4、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A、Right
B、Wrong
Answer：B
5、How many kinds of law-breaking acts are displayed in flash 4?
A、One
B、Two
C、Three
D、Four
Answer：C
6、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
7、Which one of the following measures is correct when a motor vehicle encounters this situation at night?
A、Keep driving at a normal speed
B、Drive at an increased speed to avoid light
C、Cut speed or stop to yield
D、Turn on high-beam to reject
Answer：C
8、Which one of the following is a safe way for motor vehicles to converge into an intersection marked with this sign?
A、Speeding up and driving into the traffic flow directly
B、Driving into the traffic flow behind the gray car on the main road
C、Driving into the traffic flow from the front of the red car on the main road
D、Turning on the indicator and driving into the flow directly
Answer：B
9、The sign in front indicates a one-way lane after turning right.
A、Right
B、Wrong
Answer：A
10、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
11、The sign in the red circle indicates that the left road is only for small vehicles.
A、Right
B、Wrong
Answer：B
12、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
13、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
14、What influence does smoking have upon driving?
A、Harmful for safe driving
B、Increase concentration
C、Help relaxation
D、No effect on driving
Answer：A
15、This sign warns that the section ahead is under traffic monitoring.
A、Right
B、Wrong
Answer：A
16、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
17、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
18、The sign above the tunnel indicates a height limit of 3.5 meters on the road ahead.
A、Right
B、Wrong
Answer：A
19、Which one of the following is the safest way when driving a motor vehicle on this road?
A、Speed up and bypass the obstacle
B、Take the opposite lane and compel the other vehicle to yield
C、Stop and yield to the oncoming vehicle
D、Sound the horn or turn on the headlamp
Answer：C
20、The sign on the right warns of a wet road surface ahead.
A、Right
B、Wrong
Answer：A