1、Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.
A、Right
B、Wrong
Answer：A
2、The motor vehicle equipped with ABS may sideslip during an emergency brake.
A、Right
B、Wrong
Answer：A
3、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there are two motor vehicle lanes in each direction, motor vehicle drivers on the left lane behind the bus should stop and wait.
A、Right
B、Wrong
Answer：A
4、A motor vehicle should not obstruct other vehicles when it enters the driving lane from an acceleration lane.
A、Right
B、Wrong
Answer：A
5、Under such circumstances, what should the motor venicle driver do?
A、Reduce speed and yield by the left side
B、Reduce speed and yield by the right side
C、Speed up and yield by the left side
D、Go ahead along the original route
Answer：A
6、Drivers may turn left when seeing these hand signals.
A、Right
B、Wrong
Answer：A
7、What should the driver do on this kind of curving mountain road?
A、Borrow the opposite lane
B、Slow down and drive on the right
C、Stick to the central line of the road
D、Drive close to the right side
Answer：B
8、The sign on the right warns of a hump bridge right ahead.
A、Right
B、Wrong
Answer：B
9、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
10、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
11、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
12、The sign on the right warns of a widened right-hand road ahead.
A、Right
B、Wrong
Answer：B
13、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
14、When the electric equipment and gasoline of a motor vehicle catches fire, the driver may extinguish the fire with water.
A、Right
B、Wrong
Answer：B
15、Under such circumstances, motor vehicle drivers should bypass on the left quickly.
A、Right
B、Wrong
Answer：B
16、How to run when encountering this situation at the intersection?
A、stop and wait
B、obey the traffic lights
C、run straight on the right side
D、may turn right
Answer：A
17、When encountering such a situation, motor vehicle drivers should take the left lane.
A、Right
B、Wrong
Answer：B
18、What's the main impact of foggy weather on safe driving?
A、Easy to slide sideways
B、Low visibility
C、Increase the resistance
D、Widen the field of vision
Answer：B
19、Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.
A、Right
B、Wrong
Answer：A
20、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