1、Mr Li drove a large bus with 21 passengers( capacity 35 people). He found the braking system was abnormal on the way but failed to repair it. When running on the Shuangdao Haiwan Bridge at a speed of 50 kilometers per hour(speed limit 40 km/h), the bus fell into the sea due to a braking system failure, killing 13 people and injuring 8. What's the main illegal act committed by Mr Li?
A、Speeding
B、Fatigued drivin
C、Carrying more passengers than permitted
D、Driving a motor vehicle with potential safety hazard
Answer：AD
2、When there is a braking failure on a downhill road, what should not be done by the driver?
A、Steering the motor vehicle to the uphill direction
B、Stopping the vehicle by rubbing the vehicle body against the rocks or trees on roadside
C、Driving to the emergency lane and stop the vehicle there
D、Pulling up the stopping brake or change the gear to two positions lower
Answer：D
3、Which one of the following vehicle types is not allowed to pass, as indicated by the right-hand sign?
A、Large trucks
B、Large buses
C、Motor vehicles of all kinds
D、Small vans
Answer：C
4、If a driver finds there is no vehicle behind, he/she may change lanes without turning on the indicator.
A、Right
B、Wrong
Answer：B
5、The sign on the right side warns of crosswind on the mountain pass ahead.
A、Right
B、Wrong
Answer：A
6、Under such circumstances, what should motor vehicle drivers do?
A、Continuously sound the horn
B、Pass quickly
C、Pass at a lower speed
D、Bypass from either side
Answer：C
7、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
8、When driving on a snowy day, drivers should follow the tracks on the road before them.
A、Right
B、Wrong
Answer：A
9、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
10、The sign in the red circle indicates that the left road is only for small vehicles.
A、Right
B、Wrong
Answer：B
11、When a tire bursts suddenly on the road, the driver should refrain from violently depressing the brake pedal in panic. Instead, he/she should try his/her best to change to a low gear and use engine braking to reduce the speed of the vehicle.
A、Right
B、Wrong
Answer：A
12、The sign on the right warns of entering a tunnel, and requires reduced speed.
A、Right
B、Wrong
Answer：B
13、When rescuing a wounded person suffering blood loss in an emergency, it is necessary to first stop the bleeding by compression before other treatments are taken in accordance with the conditions of bleeding.
A、Right
B、Wrong
Answer：A
14、How to ensure safe driving at night?
A、Drive at speed limit
B、Cut speed and drive carefully
C、Maintain the current speed
D、Drive above the speed limit
Answer：B
15、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to fix the wounded part in position, then stop the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
16、Motor vehicle drivers may make a U-turn in the broken line area as long as it will not affect the normal traffic flow.
A、Right
B、Wrong
Answer：A
17、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
18、What should be done by drivers in order to drive safely on the road in this condition?
A、Make a large turn on the left side of the road
B、Make a turn on the central line of the curve
C、Make a small turn on the right side of the road
D、Make a turn by borrowing the opposite lane
Answer：C
19、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
20、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