1、Dangerous chemicals possess the characteristics of explosion, inflammation, poison, erosion and radiation.
A、Right
B、Wrong
Answer：A
2、What should a driver do before entering a tunnel on an expressway
A、Turn on the high-beam
B、Turn on the width lamp and the tail lamp
C、Turn on the low-beam
D、Sound the horn before entering the tunnel
Answer：C
3、When encountering an emergency on a highway, the driver should not drastically turn to evade.
A、Right
B、Wrong
Answer：A
4、The white zig-zag line on the highway serves as a reference for the speed of a driver.
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、In which of the following ways can motor vehicles avoid a tire burst?
A、Lowering tire pressure
B、Checking tires regularly
C、Removing foreign matters from the tire tread grooves timely
D、Replacing the tires that have cracks or deep cuts
Answer：BCD
7、The sign in front is an advance announcement of the directions led by this intersection.
A、Right
B、Wrong
Answer：A
8、When a motor vehicle needs to stop for inspection after having an accident on an expressway, where should the driver park?
A、On the far outer lane
B、On the inner lane
C、On the emergency lane
D、In the triangle area on the ramp
Answer：C
9、When approaching motor vehicles ahead running at a normal speed on the highway, drivers behind may find a chance and weave through them swiftly.
A、Right
B、Wrong
Answer：B
10、A motor vehicle should not obstruct other vehicles when it enters the driving lane from an acceleration lane.
A、Right
B、Wrong
Answer：A
11、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
12、Motor vehicles on this kind of road are only allowed to overtake the vehicle in front from left.
A、Right
B、Wrong
Answer：A
13、This sign warns to bypass from either side to avoid roadblock.
A、Right
B、Wrong
Answer：A
14、Under such circumstances, motor vehicle drivers may sound the horn at the proper time and speed up to pass through.
A、Right
B、Wrong
Answer：B
15、When parking temporarily on a snowy day, drivers should turn on the headlamp and fog lamp.
A、Right
B、Wrong
Answer：B
16、The sign on the right warns of a dangerous mountainside road on the left of the road ahead.
A、Right
B、Wrong
Answer：B
17、Under such circumstances, motor vehicles are allowed to cross the central solid line to overtake.
A、Right
B、Wrong
Answer：B
18、Mr. Yang drove an adapted minibus( capacity 9 people and carrying 64 passengers, including 62 kindergarten pupils). When driving in Ma Caogou Village of Yu Linzi County, the bus used the lane for oncoming traffic and had a head-on colision with a heavy dump truck. As a result of this accident, 22 people were killed and 44 injured. What are the main illegal acts in this case?
A、The truck exceeded the speed limit
B、Illegal adaptation of a motor vehicle
C、The minibus carried more passengers than capacity
D、Driving in the opposite direction lane
Answer：BCD
19、The sign above the tunnel indicates a height limit of 3.5 meters on the road ahead.
A、Right
B、Wrong
Answer：A
20、Upon encountering this traffic signal, how should a driver react?
A、Observe the traffic situation and pass at a reduced speed
B、Pass at an increased speed without changing gears
C、Pass before the train comes
D、Crossing the stop line is prohibited
Answer：D