1、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
2、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
3、A motor vehicle should not pass the level crossing rapidly in this situation.
A、Right
B、Wrong
Answer：A
4、The sign on the right warns of a widened left-hand road ahead.
A、Right
B、Wrong
Answer：B
5、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
6、The sign on the right warns of a wildlife protection area ahead.
A、Right
B、Wrong
Answer：B
7、Mr. Zou drove a large sleeper coach (capacity 35 people and carrying 47 passengers). At the spot of 938 kilometers of the Jinggang'ao Expressway, large amounts of dangerous chemicals in the coach blew up, killing 41 people and injuring 6. What are the main illegal acts in this case?
A、Carrying more passengers than permitted
B、Passengers carried flammable and explosive substances
C、Speeding
D、Illegal parking
Answer：AB
8、On which of the following roads may the wheels be most easily locked when braking?
A、Concrete road
B、Dirt road
C、Road covered by ice and snow
D、Sand road
Answer：C
9、When this signal is constantly flashing, how should a driver react?
A、Speed up as soon as possible
B、Pull over and wait
C、Observe the traffic situation around to make sure of safe driving
D、Refrain from passing
Answer：C
10、Under such circumstances, what should be done by a motor vehicle driver in order to yield out of courtesy?
A、Driving at a higher speed
B、Closely following the vehicle in front
C、Driving at a higher speed by the right side
D、Driving at a lower speed by the right side
Answer：D
11、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
12、When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
A、Right
B、Wrong
Answer：B
13、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
14、It is not a bad habit for a driver to frequently change lanes.
A、Right
B、Wrong
Answer：B
15、The motor vehicle should speed up and pass rapidly under this situation.
A、Right
B、Wrong
Answer：B
16、The stop-and-yield line at the intersection ahead indicates that vehicle drivers should reduce speed and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
17、What should the driver do if the back wheel slides to the right on a muddy road?
A、Continuously speed up
B、Turn right
C、Turn left
D、Apply emergency brake
Answer：B
18、When fixing the unexposed bones in position, it is necessary to exceed the upper and lower joints of the wounded body part.
A、Right
B、Wrong
Answer：A
19、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
20、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