1、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
2、When driving, the driver should yield to _______.
A、Ambulance
B、Fire engine
C、School bus
D、Police car
Answer：ABCD
3、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
4、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
5、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
6、When approaching a sharp curve, motor vehicle drivers should reduce speed only after entering the curve.
A、Right
B、Wrong
Answer：B
7、When using emergency brake, be aware of keeping the body of the motorcycle being perpendicular to the ground to avoid sideslip.
A、Right
B、Wrong
Answer：A
8、What is the meaning of this sign?
A、Bump road
B、High outburst road
C、Low-lying road
D、Hump bridge
Answer：B
9、What should the driver pay attention to when the motor vehicle passes a residential area?
A、Observe the traffic signs and markings
B、Pass slowly
C、Prohibited from sounding the horn
D、Avoidance of residents
Answer：ABCD
10、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：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、A driver should accelerate in advance to overtake then it is likely to meet with oncoming vehicles.
A、Right
B、Wrong
Answer：B
13、According to regulations, motorcycle driver and passenger should wear helmets.
A、Right
B、Wrong
Answer：A
14、Which one of the following measures is correct when a motor vehicle intends to overtake but the vehicle infront refuses to yield?
A、Use a long-sounding horn
B、Follow the vehicle in front while turning high-beam
C、Wait for it to yield while keeping a safe distance
D、Use high-beam and low-beam alternatively
Answer：C
15、What is the meaning of this sign?
A、No borrowing lane
B、No changing lane
C、No overtaking
D、No U turn
Answer：C
16、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
17、When the tire pressure is too low, what will happen if the tire changes its shape in waves and increases in temperature due to fast movement?
A、Unstable tire pressure
B、Even lower tire pressure
C、Driving resistance increases
D、Tire burst
Answer：D
18、What is the meaning of this sign?
A、Stop to yield
B、No stopping temporarily
C、No entry
D、No long stopping
Answer：A
19、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
20、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
A、Right
B、Wrong
Answer：A
21、When removing a wounded person suffering spinal fracture, the rescuer should never help the wounded person to walk. He may be carried away with a soft stretcher.
A、Right
B、Wrong
Answer：B
22、When a motor vehicle encounters a burning phenomenon, it should leave the vehicle quickly so as not to cause injury or asphyxia to the respiratory tract.
A、Right
B、Wrong
Answer：A
23、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
24、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
25、What is the meaning of this sign?
A、Crosswalk
B、Students’ passage
C、Watch for pedestrians
D、Children’s passage
Answer：A