1、Motor vehicle drivers should use the windscreen wiper when setting off on a rainy day
A、Right
B、Wrong
Answer：A
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、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD
4、When a motor vehicle accidentally hits a guardrail of a highway, the driver should stabilize and adjust the steering wheel properly, and refrain from turning the steering wheel drastically.
A、Right
B、Wrong
Answer：A
5、This sign warns of an intersection of railways and highways ahead.
A、Right
B、Wrong
Answer：A
6、The sign in front gives information about the direction of road exits.
A、Right
B、Wrong
Answer：A
7、The sign on the right warns of traffic signals ahead.
A、Right
B、Wrong
Answer：A
8、Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What's the main illegal act committed by MrQian?
A、Making a cellphone call while driving
B、Speeding
C、Carrying more people than permitted
D、Fatigued driving
Answer：BC
9、The sign indicates no overtaking on the section ahead.
A、Right
B、Wrong
Answer：B
10、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
11、The slanted filled-in yellow marking in the middle of the road warns that there is a stationary obstacle ahead.
A、Right
B、Wrong
Answer：A
12、The sign on the right warns of an uneven road ahead.
A、Right
B、Wrong
Answer：A
13、Motor vehicles are not allowed to stop in this area for a long time.
A、Right
B、Wrong
Answer：A
14、When a motor vehicle slides sideways on a road covered by ice and snow, the driver should violently turn the steering wheel to adjust the direction.
A、Right
B、Wrong
Answer：B
15、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A、Right
B、Wrong
Answer：B
16、What should be done first after getting into the vehicle?
A、Observe the surrounding traffic situation
B、No need to observe the traffic situation around
C、Open the door and get in directly
D、Take note of the weather
Answer：A
17、When driving a motor vehicle into a traffic flow, drivers should not hold up other vehicles.
A、Right
B、Wrong
Answer：A
18、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A、Right
B、Wrong
Answer：A
19、After a motor vehicle enters the ramp from an expressway, it should reduce its speed below the prescribed speed limit.
A、Right
B、Wrong
Answer：A
20、The sign on the right indicates notice by sounding the horn.
A、Right
B、Wrong
Answer：B