1、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
2、Which of the following materials should not be used to stop bleeding?
A、Bandage
B、Sling
C、Tourniquet
D、Hemp rope
Answer：D
3、When an erosive material catches fire, it should not be put out with water cannon.
A、Right
B、Wrong
Answer：A
4、When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
A、Right
B、Wrong
Answer：B
5、When steering failure happens to a fast moving motor vehicle, what should the driver do?
A、Apply emergency braking
B、mmediately change to a low gear
C、Reasonably use the driving brake and the stopping brake and refrain from applying emergency braking
D、Turn on the hazard lamps
Answer：BCD
6、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A、Right
B、Wrong
Answer：B
7、When a motor vehicle encounters thick fog on an expressway and the visibility is poor, the driver should immediately brake and stop.
A、Right
B、Wrong
Answer：B
8、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
9、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
10、Which lamp should be turned on when motor vehicles pass through a road section at night where the street light condition is good?
A、Front and rear fog lamps
B、Low-beam
C、High-beam
D、Hazard lamp
Answer：B
11、A driver should accelerate in advance to overtake then it is likely to meet with oncoming vehicles.
A、Right
B、Wrong
Answer：B
12、When driving on this section of the road, drivers should observe closely and prepare to yield to the animals crossing the road.
A、Right
B、Wrong
Answer：A
13、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B
14、If a motor vehicle breaks down or causes a traffic accident on the expressway and cannot run normally the vehicle may be towed by any accompanying motor vehicles.
A、Right
B、Wrong
Answer：B
15、On which of the following roads may the wheels be most easily locked when braking?
A、Concrete road
B、Dirt road
C、Road covered by ice and snow
D、Sand road
Answer：C
16、Which of the following method is correct to rescue an unconscious person?
A、Apply cardio-pulmonaryresuscitation immediately
B、Press the philtrum of the wounded person with force
C、Continuously slap the face of the wounded person
D、Check the breath of the wounded person before other emergency treatments
Answer：D
17、When driving onto the left lane, motor vehicle drivers are allowed to make a U-turn.
A、Right
B、Wrong
Answer：A
18、The sign on the right indicates the road width ahead is limited to 3 meters.
A、Right
B、Wrong
Answer：A
19、The sign on the right indicates to stop and yield at the intersection ahead.
A、Right
B、Wrong
Answer：A
20、what should motor vehicle drivers do under the circumstances shown in the flash?
A、Reduce speed or stop to yield
B、Sound the horn to warn the pedestrians to yield
C、Pass before the pedestrians
D、Immediately change to another lane to bypass the pedestrians
Answer：A