1、Under such circumstances, what should be done by motor vehicle drivers in order to maintain safe driving?
A、Sound the horn or turn on the headlamps
B、Reduce speed or drive on the right side
C、Keep to the central line as best as possible
D、Drive on the left side of the road
Answer：B
2、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
3、The red car is allowed to drive on this lane.
A、Right
B、Wrong
Answer：B
4、When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A、Turn on the headlamp and drive slowly
B、Turn on the fog lamp and drive slowl
C、Park in a safe place
D、Drive slowly close to the roadside
Answer：C
5、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A、Shorten the engine's service life
B、Make the driver feel tired
C、Easily cause the vehicle to overturn
D、Reduce the braking efficiency
Answer：D
6、When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A、Right
B、Wrong
Answer：B
7、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
8、Under such circumstances, what should motor vehicle drivers do?
A、Follow the vehicle closely
B、Overtake the vehicle quickly on its left
C、Keep a long braking distance
D、Overtake the vehicle quickly on its right
Answer：C
9、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
10、The white solid line on the right side of the road indicates the boundary of a driving lane and crosswalk.
A、Right
B、Wrong
Answer：B
11、The sign on the right warns of a sharp winding road ahead.
A、Right
B、Wrong
Answer：B
12、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
13、After setting off from a roadside, motor vehicle drivers should watch both sides of the road, turn left and drive into the normal lane slowly.
A、Right
B、Wrong
Answer：A
14、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B
15、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
16、The sign on the right warns for livestock on the road ahead.
A、Right
B、Wrong
Answer：B
17、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
18、Motor vehicle drivers may make a U-turn in this area as long as it will not affect the passing of pedestrians.
A、Right
B、Wrong
Answer：B
19、The sign on the right warns of a winding road to the left ahead.
A、Right
B、Wrong
Answer：B
20、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B