1、The sign on the right warns of a widened left-hand road ahead.
A、Right
B、Wrong
Answer：B
2、The sign on the right warns of no passing on either side of the road ahead.
A、Right
B、Wrong
Answer：B
3、Matches, sulfur and red phosphorus belong to which of the following dangerous chemicals?
A、Explosives
B、Oxidizing materials
C、Self-igniting articles
D、Inflammable solid materials
Answer：D
4、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
5、What action is important on this kind of mountain road?
A、Take care of the dangerous hillside road on the left
B、Drive on the left
C、Drive along the central line of the road
D、Drive on the right side and pass slowly
Answer：D
6、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him/her to a place with fresh air so that he/she will not continue to be poisoned.
A、Right
B、Wrong
Answer：A
7、The main reason for this accident is that the pedestrian crossed the street in front of the motor vehicle.
A、Right
B、Wrong
Answer：B
8、What should the driver pay attention to when the motor vehicle on the main road approaches a junction with a feeder road?
A、Slow down in advance and pay attention to other motor vehicles
B、Maintain the normal speed
C、Sound the horn and pass rapidly
D、Speed up and pass rapidly
Answer：A
9、In such circumstances, which one of the following statements is the safest measure for a motor vehicle driver to take?
A、Accelerate to overtake the vehicle in front as soon as possibl
B、Voluntarily reduce speed and refrain from overtaking
C、Sound the horn to warn the vehicle in front to yield
D、Turn on the headlamp to warn the oncoming vehicle to yield
Answer：B
10、When a motor vehicle accidentally hits the guardrail of a highway, an effective protective measure is to turn dramatically in the opposite direction.
A、Right
B、Wrong
Answer：B
11、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
12、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
13、The sign in front is an advance announcement of famous places and distances en route.
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、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
16、What should be done by motor vehicle drivers in order to yield politely to such pedestrians?
A、Speed up and bypass in front of the pedestrians
B、Speed up and bypass from behind the pedestrians
C、Reduce speed or stop to yield
D、Continuously sound the horn to alert the pedestrians
Answer：C
17、The driver should turn on the left-turn indicator after entering the acceleration lane on an expressway.
A、Right
B、Wrong
Answer：B
18、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A、Right
B、Wrong
Answer：A
19、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B
20、The sign on the right warns of a non-motor vehicle lane.
A、Right
B、Wrong
Answer：B