1、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
2、As shown in the flash, the driver's act is correct.
A、Right
B、Wrong
Answer：B
3、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
4、The broken white line on the right side of the road indicates that drivers are allowed to change lanes by crossing the line.
A、Right
B、Wrong
Answer：A
5、If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A、Right
B、Wrong
Answer：B
6、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
7、What should the driver do in case the public bus suddenly pulls out from this bus station?
A、Stop behind the public bus
B、Overtake the public bus rapidly
C、Slow down and overtake the public bus slowly
D、Sound the horn continuously to warn the public bus
Answer：C
8、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
9、If a motor vehicle has an accident on a foggy day and stops on an expressway, which of the following acts is dangerous?
A、Leaving the motor vehicle as soon as possible
B、Standing outside the guardrail as much as possible
C、Turning on the hazard lamp and fog lamp
D、Placing a warning sign behind the vehicle in the oncoming direction
Answer：D
10、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A、Right
B、Wrong
Answer：A
11、When the windscreen of a motor vehicle on the highway is cracked by flying rocks or debris which makes visibility poor, the driver should reduce speed gradually, turn on the hazardlamps, drive to a place where it will not obstruct the traffic flow and stop there.
A、Right
B、Wrong
Answer：A
12、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A、Right
B、Wrong
Answer：B
13、How to run when encountering this situation at the intersection?
A、stop and wait
B、obey the traffic lights
C、run straight on the right side
D、may turn right
Answer：A
14、When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A、Right
B、Wrong
Answer：B
15、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：A
16、What should the driver do if he/she wants to turn left at this intersection?
A、Turn left along the straight-going lane
B、Enter the left turn waiting area
C、Enter the straight-moving waiting area
D、Turn left along the left lane
Answer：B
17、When driving on a road covered with ice and snow drivers should not use the emergency brake but can apply a sharp turn.
A、Right
B、Wrong
Answer：B
18、When braking, the steering will become impossible if the front wheels are blocked
A、Right
B、Wrong
Answer：A
19、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
20、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：B