1、Upon encountering this traffic signal, how should a driver react?
A、Observe the traffic situation and pass at a reduced speed
B、Pass at an increased speed without changing gears
C、Pass before the train comes
D、Crossing the stop line is prohibited
Answer：D
2、Under such circumstances, what should be done by the motor vehicle driver?
A、Overtaking the vehicle in front on its left
B、Overtaking by occupying the opposite lane
C、Overtaking the vehicle in front on its right
D、Following the vehicle in front
Answer：D
3、The guide arrow on the road surface of this lane indicates that U-turns and left turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
4、The sign on the right indicates a left-turn bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A
5、The sign on the right warns of a bumpy road ahead.
A、Right
B、Wrong
Answer：B
6、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
7、When driving in rain and encountering pedestrians with umbrellas or wearing raincoats, what should be done by motor vehicle drivers in order to yield?
A、Drive at a normal speed
B、Sound the horn to alert when approaching the pedestrians
C、Speed up and bypass on the left
D、Reduce speed and sound the horn in advance
Answer：D
8、The road marker indicates that vehicles are only allowed to turn right at the intersection ahead.
A、Right
B、Wrong
Answer：B
9、The sign on the left indicates U-turn is allowed here.
A、Right
B、Wrong
Answer：A
10、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A、Right
B、Wrong
Answer：A
11、What should a driver do before entering a tunnel on an expressway
A、Turn on the high-beam
B、Turn on the width lamp and the tail lamp
C、Turn on the low-beam
D、Sound the horn before entering the tunnel
Answer：C
12、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
13、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
14、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
15、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
16、The sign in front indicates a one-kilometer distance from the highway entry.
A、Right
B、Wrong
Answer：A
17、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
18、When encountering an emergency on a highway, the driver should not drastically turn to evade.
A、Right
B、Wrong
Answer：A
19、The guide arrow on the road surface of this lane indicates that only right turns are permitted at the intersection ahead.
A、Right
B、Wrong
Answer：B
20、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B