1、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
2、When encountering such pedestrians, what should motor vehicle drivers do?
A、Go ahead along the middle line of the road
B、Continuously sound the horn
C、Speed up and overtake
D、Pay attention to the actions of such pedestrians
Answer：D
3、The sign on the right indicates a left-turn bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A
4、The sign on the right warns for disabled people ahead.
A、Right
B、Wrong
Answer：A
5、Motor vehicles are not allowed to reverse in a tunnel.
A、Right
B、Wrong
Answer：A
6、The driver may not change lanes when the motor vehicle turns right at this intersection.
A、Right
B、Wrong
Answer：B
7、When this signal is constantly flashing, how should a driver react?
A、Speed up as soon as possible
B、Pull over and wait
C、Observe the traffic situation around to make sure of safe driving
D、Refrain from passing
Answer：C
8、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
9、When a motor vehicle encounters a group of youngsters bypassing the motor vehicles parking beside the road, the driver should slow down voluntarily and yield.
A、Right
B、Wrong
Answer：A
10、The broken and solid white line on the road indicates that crossing is allowed on the solid line side.
A、Right
B、Wrong
Answer：B
11、When approaching another vehicle at night, why should the driver alternate between high-and-low-beam at a distance more than 150 meters?
A、Warn each other before passing
B、Driving habit
C、Easy to observe the situation ahead from either side
D、Courtesy
Answer：C
12、The sign on the right warns of a one-way tunnel ahead.
A、Right
B、Wrong
Answer：B
13、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
14、Which one of the following is the safest way when driving a motor vehicle on this kind of road surface?
A、Slide over by using neutral gear
B、Pass with a high speed
C、Pass by speeding up
D、Pass with a low speed
Answer：D
15、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
16、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A、Right
B、Wrong
Answer：B
17、Drivers are not allowed to cross these lane-dividing lines when overtaking in the same direction.
A、Right
B、Wrong
Answer：A
18、When a bus encounters an unexpected situation or an accident, the driver should do his best to minimize the loss and should never cause a secondary accident or even greater loss for the sake of avoiding danger.
A、Right
B、Wrong
Answer：A
19、This sign indicates that vehicles can either drive straight or turn right at the fly-over junction ahead.
A、Right
B、Wrong
Answer：B
20、The leading cause of this accident is that the driver failed to make sure that it was safe to reverse before doing so.
A、Right
B、Wrong
Answer：A
21、Where is the proper parking place for motor vehicles driving on an expressway?
A、On the expressway ramp
B、In the acceleration lane
C、In the deceleration lane
D、In a service area
Answer：D
22、Motor vehicle drivers are allowed to make a U-turn at this intersection.
A、Right
B、Wrong
Answer：B
23、The distance-ascertaining section of an expressway is used for the drivers to ascertain the safety distance when the speed is 100 kilometers per hour.
A、Right
B、Wrong
Answer：A
24、The crosswalk of the intersection warns that pedestrians have priority.
A、Right
B、Wrong
Answer：A
25、What should the driver do when the motor vehicle encounters this situation in front of a school?
A、Bypass before the queue
B、Slow down and pass slowl
C、Stop promptly and yield
D、Go through in the spaces between the queues
Answer：C