1、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
2、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
3、One day, Mr. Yang drove a large bus with 57 passengers(bus capacity 55 people)from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing12 people and injuring 22. What's the main illegal act committed by Mr Yang?
A、Fatigued driving
B、Carrying more passengers than permitted
C、Speeding
D、Misoperation
Answer：AB
4、The sign in front indicates a one-way lane after turning left.
A、Right
B、Wrong
Answer：A
5、A motor vehicle should not obstruct other vehicles when it enters the driving lane from an acceleration lane.
A、Right
B、Wrong
Answer：A
6、When driving on the highway in foggy, rainy, or snowy weather with a range of visibility between 100 meters and 200 meters, what should motor vehicle drivers do?
A、Turn on the fog lamp, low-beam, clearance lamp and front and rear position lamp
B、Drive at a speed of no more than 60 km/hour
C、Keep a breaking distance of more than 100 meters from the vehicle in front in the same lane
D、Leave the highway from the nearest exit as soon as possible
Answer：ABC
7、Under such circumstances, motor vehicles are allowed to cross the central solid line to overtake.
A、Right
B、Wrong
Answer：B
8、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
9、The sign on the right warns of three or more winding roads ahead.
A、Right
B、Wrong
Answer：B
10、What should the driver pay attention to in this situation?
A、Pedestrians passing behind the vehicle
B、Pedestrians passing in front of the vehicle
C、Public buses suddenly reversing
D、Public buses suddenly setting off
Answer：B
11、When driving on an expressway in rain, the driver should slow down to avoid steering failure arising from "water slide"
A、Right
B、Wrong
Answer：A
12、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
13、Under such circumstances, motor vehicle drivers should bypass on the left quickly.
A、Right
B、Wrong
Answer：B
14、The broken yellow line in the center of the road indicates that overtaking by crossing the line is permitted in safe situations.
A、Right
B、Wrong
Answer：A
15、When there is a braking failure on a downhill road, if there is no favorable terrain or opportunity to stop the vehicle, the driver should drop gear by one position or two positions, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
16、When encountering such pedestrians, what should motor vehicle drivers do?
A、Bypass in front of the pedestrians
B、Bypass from behind the pedestrians
C、Sound the horn to alert the pedestrians
D、Voluntarily stop and yield
Answer：D
17、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A、Right
B、Wrong
Answer：B
18、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
19、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
20、When a wounded person is beneath the wheel or cargo, we should help him/her out immediately by pulling the limbs of the wounded.
A、Right
B、Wrong
Answer：B