1、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、Increase gradually
C、Decrease sharply
D、No change
Answer：C
2、What is the meaning of this sign?
A、Embankment road
B、Steep uphill road
C、Continuous up slopes
D、Steep downhill road
Answer：D
3、The motor vehicle should speed up and pass rapidly under this situation.
A、Right
B、Wrong
Answer：B
4、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
5、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A、Right
B、Wrong
Answer：A
6、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
7、When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he/she should try his/her best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A、Right
B、Wrong
Answer：A
8、When a fast-running vehicle makes a sharp turn, it can very easily cause side collision or an overturn due to the centrifugal force.
A、Right
B、Wrong
Answer：A
9、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
10、When an erosive material catches fire, it should not be put out with water cannon.
A、Right
B、Wrong
Answer：A
11、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A、Right
B、Wrong
Answer：A
12、When rescuing the persons who are losing blood, it is necessary to ______ first.
A、Observe
B、Dress the wounds
C、Stop bleeding
D、Inquire
Answer：C
13、When a wounded person suffering bone fracture in the thigh, shank and spine, it is necessary to keep the fracture in position and refrain to move the wounded person.
A、Right
B、Wrong
Answer：A
14、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, what should motor vehicle drivers do?
A、If there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
B、If there are two motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may overtake the bus at a lower speed
C、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the middle lane behind the bus should stop and wait
D、If there are three motor vehicle lanes in each direction, motor vehicle drivers in the left lane behind the bus may pass at a lower speed
Answer：ACD
15、Under such circumstances, motor vehicle drivers should stop and yield
A、Right
B、Wrong
Answer：A
16、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
17、Driving a motor vehicle in the downhill section of a mountain road avoids overtaking as much as possible because _______.
A、Vehicle resistance in downhill section is very high
B、Vehicles on downhill sections are more difficult to control than on flat roads due to gravity.
C、In downhill section, the front speed is faster and it is difficult to overtake.
D、Vehicles on downhill sections tend to be too fast due to gravity
Answer：BD
18、When driving in thick or extremely thick fog, what should the driver do due to the low visibility in such weather?
A、Turn on the headlamp and drive slowly
B、Turn on the fog lamp and drive slowl
C、Park in a safe place
D、Drive slowly close to the roadside
Answer：C
19、When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
A、Right
B、Wrong
Answer：A
20、What should the driver do when the motor vehicle counters this situation?
A、Sound the horn continuously to warn
B、Speed up and bypass from the front
C、Slow down when encountering any risks
D、Slow down voluntarily and yield
Answer：D
21、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
22、At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
A、Right
B、Wrong
Answer：A
23、When such circumstances happen suddenly, what should the driver do?
A、Reduce speed or stop to yield
B、Bypass in front of the pedestrians
C、Continuously sound the horn to alert the pedestrians
D、Bypass from behind the pedestrians
Answer：A
24、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
25、What is the meaning of this sign?
A、More vehicles section
B、Passing slowly
C、Jammed section
D、Construction section
Answer：B