1、Drivers may temporarily cross these central solid double yellow lines when overtaking.
A、Right
B、Wrong
Answer：B
2、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
3、As shown in this picture, the vehicles intending to turn left are allowed to drive into the left-turn waiting area directly to wait for the green light.
A、Right
B、Wrong
Answer：B
4、The sign on the right warns that there are vehicles converging into the intersection on the right.
A、Right
B、Wrong
Answer：A
5、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
6、It is illegal to change lanes without turning on indicators.
A、Right
B、Wrong
Answer：A
7、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A、Right
B、Wrong
Answer：B
8、After a motor vehicle falls into water, the driver should immediately close the windows to prevent water from flowing into the compartment and to keep the air from flowing out. At the same time, he/she should make calls to tell the rescue personnel the place of the accident and wait for their arrival.
A、Right
B、Wrong
Answer：B
9、After a motor vehicle falls into water, the driver won't be able to open the side doors or windows to escape until water nearly fills up the compartment.
A、Right
B、Wrong
Answer：A
10、The sign on the right indicates that turning right is not permitted at the intersection ahead.
A、Right
B、Wrong
Answer：A
11、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A
12、Motor vehicles are not allowed to reverse in a tunnel.
A、Right
B、Wrong
Answer：A
13、The cross-hatched marking indicates an area where vehicle drivers are allowed to stop and wait.
A、Right
B、Wrong
Answer：B
14、When a motor vehicle breaks down and has to be stopped on the highway, what should the driver do?
A、Set up a breakdown warning sign 150 meters behind the vehicle
B、Set up a breakdown warning sign 100 meters behind the vehicle
C、If it happens at night, turn on the clearance lamp and rear position lamp
D、Turn on the hazard lamps
Answer：ACD
15、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A、Shorten the engine's service life
B、Make the driver feel tired
C、Easily cause the vehicle to overturn
D、Reduce the braking efficiency
Answer：D
16、How to reduce speed or stop when driving on a road covered with snow and ice?
A、Take full advantage of driving brake
B、Take full advantage of the control power from engine
C、Take full advantage of parking brake
D、Take full advantage of speed retarder
Answer：B
17、What should be done by drivers in order to drive safely on the road in this condition?
A、Make a large turn on the left side of the road
B、Make a turn on the central line of the curve
C、Make a small turn on the right side of the road
D、Make a turn by borrowing the opposite lane
Answer：C
18、What should the driver do if he/she wants to turn right at this intersection?
A、Turn right along the straight-going lane
B、Wait behind the stop line
C、Turn right along the right lane
D、Borrow the non-motor vehicle lane and turn right
Answer：C
19、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.
A、Right
B、Wrong
Answer：A
20、As shown in the flash, the actions of the driver are correct.
A、Right
B、Wrong
Answer：B