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、Under such circumstances, what should be done by the motor vehicle driver?
A、Overtaking the vehicle in front on its left
B、Overtaking by occupying the opposite lane
C、Overtaking the vehicle in front on its right
D、Following the vehicle in front
Answer：D
3、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A、Right
B、Wrong
Answer：B
4、The driver may not yield when the motor vehicle encounters this situation at the intersection.
A、Right
B、Wrong
Answer：B
5、Under such circumstances, motor vehicle drivers should stop and yield
A、Right
B、Wrong
Answer：A
6、When a wounded person suffering burns is thirsty he/she may drink a small quantity of lightly salty water.
A、Right
B、Wrong
Answer：A
7、Motor vehicles should stop and wait when encountering two red lights flashing alternately at evel crossings.
A、Right
B、Wrong
Answer：A
8、Motor vehicle drivers may reverse at an intersection.
A、Right
B、Wrong
Answer：B
9、Driving and smoking has no negative effect on safe driving
A、Right
B、Wrong
Answer：B
10、If a motor vehicle is unable to drive in heavy fog on an expressway due to an accident, what should the driver do?
A、The driver and all passengers should promptly get off the motor vehicle from the left side door
B、Set up a warning sign 100 meters behind the vehicle in the oncoming direction
C、Turn on the hazard lamp and the high-beam
D、Stand in a safe place outside the guardrail
Answer：D
11、The sign in front indicates a one-kilometer distance from the next left exit.
A、Right
B、Wrong
Answer：B
12、Which one of the following is the safest way when driving a motor vehicle on this road?
A、Speed up and bypass the obstacle
B、Take the opposite lane and compel the other vehicle to yield
C、Stop and yield to the oncoming vehicle
D、Sound the horn or turn on the headlamp
Answer：C
13、Motor vehicles can turn right when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：A
14、hen there is a braking failure on a downhill road the driver should immediately try to find and drive to an emergency lane; after stopping the vehicle on the emergency lane, the driver should pull up the stopping brake so as to prevent a second danger arising from the vehicle sliding.
A、Right
B、Wrong
Answer：A
15、vehicles may stop temporarily in this area.
A、Right
B、Wrong
Answer：B
16、What should the driver do in this condition?
A、Go through normally on the right side
B、Sound the horn and speed up to go through the tunnel
C、Stop and yield to the oncoming vehicle
D、Turn on the headlamp to warn the oncoming vehicle to yield
Answer：C
17、The sign in front is an advance announcement of the directions led by the interchange.
A、Right
B、Wrong
Answer：A
18、When encountering such pedestrians, motor vehicle drivers may continuously sound the horn to alert them to yield.
A、Right
B、Wrong
Answer：B
19、After speeding up to more than 60 km/hour, a motor vehicle driver may drive onto the driving lane directly.
A、Right
B、Wrong
Answer：B
20、When driving on this dangerous mountainside road, motor vehicles should drive along the right side of the road.
A、Right
B、Wrong
Answer：A