1、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
2、vehicles to pass an intersection marked with this sign?
A、Stopping and observing the traffic situation around the intersection
B、Approaching the intersection by speeding up
C、Approaching the intersection at a reduced speed
D、Observing the traffic situation on the left rear side
Answer：A
3、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
4、What is the meaning of this sign?
A、No yielding
B、Yield while crossing each other
C、Reduce speed and yield
D、Stop to yield
Answer：C
5、The main impact of rainy weather on safe driving is _______.
A、The visibility is poor
B、The tire grip decreases
C、The resistance to the vehicle increases
D、The road is wet and slippery
Answer：ABD
6、What is the meaning of this sign?
A、Road narrows on both sides
B、Road narrows on the right side
C、Road narrows on the left side
D、Bridge narrows
Answer：C
7、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A、Stop and observe the traffic situation around the intersection
B、Approach the intersection by speeding up
C、Observe the traffic situation on the left rear side
D、Approach the intersection at a reduced speed
Answer：D
8、When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A、Right
B、Wrong
Answer：B
9、When passing an intersection, vehicle motor drivers are not allowed to overtake.
A、Right
B、Wrong
Answer：A
10、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D
11、Which of the following is a basic requirement for rescuing the injured at the scene of a traffic accident?
A、Treat wounds first and safe life later
B、Save life first and treat wounds later
C、Help lightly wounded persons first
D、Help seriously wounded persons later
Answer：B
12、When a vehicle stops temporarily at the roadside at night, the wrong measure is to ______.
A、Turn on the warning flash light
B、Turn on the contour light
C、Turn on the high beam light
D、Turn off all lights
Answer：CD
13、How should lamps be used when a motor vehicle meets an oncoming bicycle on a narrow road or a narrow bridge at night?
A、Continuously change between low-beam and high-beam
B、Use clearance lamp
C、Use high-beam
D、Use low-beam
Answer：D
14、What is the meaning of this sign?
A、Sharp right curve
B、Bypass from right side
C、Continuous curves
D、Sharp left curve
Answer：A
15、What should the driver do to follow other motor vehicles on a mountain road?
A、Closely follow the vehicle in front
B、Increase the safety distance
C、Reduce the vertical distance between vehicles
D、Try to overtake the vehicle in front as soon as possible
Answer：B
16、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
17、What is the meaning of this sign?
A、Bypass from left side
B、Continuous curves
C、Sharp left curve
D、Sharp right curve
Answer：C
18、Which measures is correct when a motor vehicle intends to overtake
A、Use the high and low beam lights alternately to indicate the intention
B、Honk to indicate the vehicle
C、Speed up and overtake on the right side
D、Turn on the left-turn signal in advance
Answer：ABD
19、Matches, sulfur and red phosphorus are _________.
A、Explosives
B、Inflammable solid materials
C、Self-igniting articles
D、Oxidizing materials
Answer：B
20、When a tire blowout on the road, the driver should control the direction of the vehicle and use emergency braking to bring the motorcycle swiftly to a stop.
A、Right
B、Wrong
Answer：B
21、What are the main reason for slow driving of motorized vehicles on rainy days?
A、Braking distance will increase
B、The driver’s view is limited
C、Emergency braking can easily cause side skidding
D、Fast driving increases fuel consumption
Answer：ABC
22、When passing a sharp curve, motor vehicle drivers may overtake if there are few other vehicles on the road.
A、Right
B、Wrong
Answer：B
23、What should the motor vehicle driver do when the motor vehicle encounters the crosswalk in thissituation?
A、Slow down and pass
B、Speed up and pass
C、Sound the horn and pass
D、Stop immediately
Answer：A
24、When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
A、Right
B、Wrong
Answer：A
25、When a motor vehicle temporarily stops in fog, which lamp should be turned on?
A、Hazard lamp, clearance lamp and rear position lamp
B、Left-turn indicator, clearance lamp and rear position amp
C、Headlamp, clearance lamp and rear position lamp
D、Reverse lamp, clearance lamp and rear position lamp
Answer：A