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、This sign warns of an intersection of railways and highways ahead.
A、Right
B、Wrong
Answer：A
3、Motor vehicle drivers don't need to use any lamp at night when passing through a road section where the street light condition is good.
A、Right
B、Wrong
Answer：B
4、What should the driver do upon finding a burst rear tire?
A、Adjust by swiftly turning the steering wheel
B、Control the direction while reducing speed slowly
C、Swiftly turn the steering wheel to the opposi direction
D、Swiftly take braking measures
Answer：B
5、The broken yellow line in the center of the road indicates that bypassing by crossing the line is prohibited in any condition.
A、Right
B、Wrong
Answer：B
6、The sign on the right warns of a dangerous mountainside road ahead.
A、Right
B、Wrong
Answer：A
7、When driving on an expressway, which of the following statements is correct?
A、Drives are not allowed to drive by riding or rolling on the lane dividing line
B、Drivers are prohibited from driving on road olders
C、Drivers may overtake on the ramp, the acceleration lane or the deceleration lane
D、Drivers are prohibited from learning to drive
Answer：C
8、The sign on the right warns of a road section ahead under construction.
A、Right
B、Wrong
Answer：A
9、What should the driver do when he/she encounters an oncoming ambulance in the same lane?
A、Keep to the side and reduce speed or stop to yield
B、Drive ahead by occupying another lane
C、Yield by speeding up and changing lanes
D、Drive ahead in the original lane
Answer：A
10、This sign warns to bypass from the left side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
11、When a motor vehicle passes over an inundated road, what should the driver do for safe driving?
A、Slow down and drive with special care
B、Speed up and pass rapidly
C、Maintain a normal speed and pass through
D、Change to a low gear and speed up to pass
Answer：A
12、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A、Shorten the engine's service life
B、Make the driver feel tired
C、Easily cause the vehicle to overturn
D、Reduce the braking efficiency
Answer：D
13、When parking temporarily in this situation, motor vehicle drivers are allowed to turn the steering wheel left to avoid sliding.
A、Right
B、Wrong
Answer：A
14、When a motor vehicle encounters this situation at a crosswalk, the driver must slow down and pass slowly.
A、Right
B、Wrong
Answer：B
15、Drivers may turn left when traffic police give these hand signals.
A、Right
B、Wrong
Answer：B
16、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
17、The sign on the right warns of a ferry crossing 100 meters after turning right at the intersection ahead.
A、Right
B、Wrong
Answer：A
18、Under such circumstances, motor vehicle drivers should reduce speed by the right side swiftly and yield.
A、Right
B、Wrong
Answer：A
19、The sign in the red circle indicates that the left road is only for small vehicles.
A、Right
B、Wrong
Answer：B
20、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD