1、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
2、When extinguishing a fire, the driver should refrain from breathing through mouth or crying loudly Otherwise, the fire and smoke will scorch the upper respiratory tract.
A、Right
B、Wrong
Answer：A
3、Under such circumstances, what should motor vehicle drivers do?
A、Overtake the vehicle quickly on its left
B、Keep a long braking space
C、Continuously sound the horn to alert the vehicle in front
D、Overtake the vehicle quickly from its right
Answer：B
4、Drivers are not allowed to drive on or across these filled-in slanted yellow lines.
A、Right
B、Wrong
Answer：A
5、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
6、How many kinds of law-breaking acts are displayed in flash 3?
A、One
B、Two
C、Three
D、Four
Answer：B
7、If a motor vehicle encounters a strong side wind when it leaves the opening of an expressway tunnel, what will happen?
A、A feeling of deceleration
B、A feeling of acceleration
C、A feeling of pressure
D、Deviation in direction
Answer：D
8、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
9、The sign on the right warns of a one-way tunnel ahead.
A、Right
B、Wrong
Answer：B
10、When the fuel of a motor vehicle catches fire, which of the following things cannot be used to put out the fire?
A、Sandy soil on the roadside
B、Cotton-padded clothes
C、Overalls
D、Water
Answer：D
11、How should lamps be used when motor vehicle drivers pass through a two-way tunnel?
A、Turn on the hazard lamps
B、Turn on the high-beam
C、Turn on the fog lamp
D、Turn on the low-beam
Answer：D
12、The sign on the right warns of an embankment road 200 meters ahead.
A、Right
B、Wrong
Answer：A
13、If a fast-moving motor vehicle has a steering failure, using emergency braking will not cause an overturn.
A、Right
B、Wrong
Answer：B
14、If a motor vehicle is unable to drive in heavy fog on an expressway due to an accident, what should the driver do?
A、The driver and all passengers should promptly get off the motor vehicle from the left side door
B、Set up a warning sign 100 meters behind the vehicle in the oncoming direction
C、Turn on the hazard lamp and the high-beam
D、Stand in a safe place outside the guardrail
Answer：D
15、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD
16、Which one of the following statements is the safest measure for a motor vehicle driver to take on this kind of road?
A、Accelerate to overtake the vehicle in front as soon as possible
B、Sound the horn to warn the vehicle in front to vield
C、Follow the vehicle in front and keep a certain distance
D、Overtake the vehicle in front from its righthand
Answer：C
17、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
18、The sign in front indicates a one-way lane after turning left.
A、Right
B、Wrong
Answer：A
19、The sign in front gives information about the direction of road exits.
A、Right
B、Wrong
Answer：A
20、This sign indicates that vehicles can either drive straight or turn right at the fly-over junction ahead.
A、Right
B、Wrong
Answer：B