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、When a motor vehicle deviates from the normal direction due to steering failure, what should the driver do?
A、Immediately steer and adjust
B、Reduce speed and stop the vehicle as early as possible
C、Steer to the side where there is no obstacle to evade
D、Steer to the side where there is an obstacle to evade
Answer：B
3、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A、Prevent heat loss
B、Bring him/her to a place with fresh air
C、Give him/her artificial respiration
D、Depress the heart over the chest
Answer：B
4、The sign on the right warns that the road will narrow over the next 5 kilometers.
A、Right
B、Wrong
Answer：A
5、When extinguishing a fire, the driver should refrain from breathing through mouth or crying loudly Otherwise, the fire and smoke will scorch the upper respiratory tract.
A、Right
B、Wrong
Answer：A
6、When encountering a road like this, motor vehicle drivers may make good use of neutral gear to coast.
A、Right
B、Wrong
Answer：B
7、The sign on the right warns of a narrowed road on both sides ahead.
A、Right
B、Wrong
Answer：B
8、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
9、The driver should drive on the left in this kind of tunnel.
A、Right
B、Wrong
Answer：B
10、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
11、The diamond-shaped broken line warns that drivers should drive at a lower speed on the road sections ahead.
A、Right
B、Wrong
Answer：A
12、The sign indicates no overtaking on the section ahead.
A、Right
B、Wrong
Answer：B
13、How many kinds of law-breaking acts are displayed in flash 5?
A、One
B、Two
C、Three
D、Four
Answer：C
14、During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.
A、Right
B、Wrong
Answer：B
15、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
A、Right
B、Wrong
Answer：A
16、The guide arrow on the road surface of this lane indicates that the lanes ahead will merge to the left side.
A、Right
B、Wrong
Answer：A
17、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
18、The sign in front indicates a one-way lane after turning left.
A、Right
B、Wrong
Answer：A
19、The solid yellow line on the curb indicates that temporary stopping or parking is allowed at the roadside.
A、Right
B、Wrong
Answer：B
20、Motor vehicles are prohibited from turning left in this situation.
A、Right
B、Wrong
Answer：A