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、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
3、The sign on the right side warns of an emergency lane 500 meters ahead.
A、Right
B、Wrong
Answer：A
4、What should the driver do upon seeing this sign?
A、Slow down, look and pass slowly
B、Sound the horn to drive them away
C、Go through from the spaces between animals
D、Drive slowly and drive them away from the motor venicle
Answer：A
5、What should the driver do if the back wheel slides to the right on a muddy road?
A、Continuously speed up
B、Turn right
C、Turn left
D、Apply emergency brake
Answer：B
6、When steering failure happens to a fast moving motor vehicle, what should the driver do?
A、Apply emergency braking
B、mmediately change to a low gear
C、Reasonably use the driving brake and the stopping brake and refrain from applying emergency braking
D、Turn on the hazard lamps
Answer：BCD
7、The sign on the right indicates left turn only at the intersection ahead.
A、Right
B、Wrong
Answer：A
8、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
9、The right-front sign indicates a time-regulated pedestrian area.
A、Right
B、Wrong
Answer：A
10、Motor vehicles are permitted to follow the guidance of the arrow in this picture and enter the lane of an expressway.
A、Right
B、Wrong
Answer：B
11、What should the driver do to ensure the motor vehicle passes the level crossing safely?
A、Change to neutral gear and slide over
B、Stop, look, and pass
C、Speed up, look and pass rapidly
D、Slow down, look and pass slowly
Answer：C
12、When reversing in this condition, in which of the following ways can motor vehicle drivers keep safe?
A、Reverse at a lower speed
B、Voluntarily stop and yield
C、Continuously sound the horn to alert
D、Reverse in a clockwise direction
Answer：B
13、The sign in front indicates an indoor parking ground 100 meters ahead.
A、Right
B、Wrong
Answer：A
14、Before a motor vehicle enters a tunnel, the driver should adjust the speed in accordance with the indication of the traffic sign at the entrance of the tunnel.
A、Right
B、Wrong
Answer：A
15、What should motor vehicle drivers do when going straight and passing through the intersection ahead?
A、Reduce speed when approaching the intersection
B、Reduce speed after entering the intersection
C、May pass through the intersection without speed reduction
D、Accelerate in advance to pass through the intersection
Answer：A
16、When making a turn on a mountainous road, drivers should cut speed, sound the horn and drive along the right side.
A、Right
B、Wrong
Answer：A
17、The sign on the right indicates the location of the highway emergency phone.
A、Right
B、Wrong
Answer：B
18、When a motor vehicle passes over an overflowing bridge, what should the driver do after stopping and observing closely?
A、Change to a high gear and pass rapidly
B、Constantly observe the changes of the flow
C、Prepare to stop at any time
D、Change to a low gear and pass through at a constant speed
Answer：D
19、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
20、The sign on the right indicates a 200-meter distance from the gas station ahead.
A、Right
B、Wrong
Answer：A
21、Turning on the high-beam is an effective way to improve visibility in fog weather.
A、Right
B、Wrong
Answer：B
22、At 13: 10 pm, Mr Luo set out in his medium bus from 0 km mark on the highway, and by 14: 10 had passed the 125km mark by 200 meters, he caused a rear-end collision with a motor vehicle that ran into the side slope on the southwest side, killing 11 people and injuring 2. Which of the following law-breaking acts did Mr. Luo commit?
A、Speeding
B、Driving not in accordance with traffic markings
C、Exceeding carrying capacity
D、Fatigued driving
Answer：A
23、When carrying a wounded person in a coma, rescue personnel should try to let the unconscious person remain in the supine position.
A、Right
B、Wrong
Answer：B
24、Motor vehicles drivers may overtake by borrowing the opposite lane on this kind of road.
A、Right
B、Wrong
Answer：B
25、It is an illegal act for the driver to make calls while driving.
A、Right
B、Wrong
Answer：A