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、During normal driving, the driver should do his/her best to run close to or on the central line so as not to allow oncoming vehicles any opportunity to occupy his own route.
A、Right
B、Wrong
Answer：B
3、If a motor vehicle experiences a "water sliding" phenomenon when running on an expressway in rain, what should the driver do?
A、Slow down by suddenly depressing the brake pedal
B、Slow down by slowly releasing the accelerator pedal
C、Turn the steering wheel immediately to adjust the direction
D、Speed up to increase the displacement of the wheels
Answer：B
4、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
5、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A、Right
B、Wrong
Answer：A
6、This sign warns to bypass from either side to avoid roadblock.
A、Right
B、Wrong
Answer：A
7、How will the adhesive force of road change when speed increases on a damp and slippery road?
A、Increase sharply
B、increase gradually
C、decrease sharply
D、No change
Answer：C
8、The sign on the right warns of an uneven road ahead.
A、Right
B、Wrong
Answer：A
9、The sign on the right warns of a continuous downhill section ahead.
A、Right
B、Wrong
Answer：B
10、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
11、When driving on an expressway, drivers should not frequently change lanes.
A、Right
B、Wrong
Answer：A
12、As shown in the flash, the motor vehicle chooses a correct way to pass through the level crossing.
A、Right
B、Wrong
Answer：A
13、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：B
14、What should be checked before driving?
A、No parts need to be checked
B、Whether the tires have been cleaned
C、Where the spare tire is placed
D、The fastening and air pressure of tires
Answer：D
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、The sign on the left warns of no passing on the right-hand road ahead.
A、Right
B、Wrong
Answer：B
17、What should the driver do when he/she sees this sign on the road?
A、Use emergency braking
B、Slow down and take a look
C、Sound the horn intermittently
D、Prepare to bypass
Answer：B
18、What should the driver do upon finding that one of the left tires is leaking while driving?
A、Brake slowly to slow down
B、Brake swiftly to slow down
C、Turn to the right side swiftly
D、Apply emergency braking
Answer：A
19、The road marker on the right side indicates that drivers may overtake by borrowing this road.
A、Right
B、Wrong
Answer：B
20、Under such circumstances, what should be done by the motor vehicle driver?
A、Reducing speed to give the right of way to the non-motor vehicle
B、Continuously sounding the horn to warn the vehicle in front to yield
C、Bypassing on the left of the non-motor vehicle
D、Accelerating to overtake by occupying the opposite lane
Answer：A
21、When putting out a fire disaster that gives out corrosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and operate from the windward side.
A、Right
B、Wrong
Answer：A
22、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
23、As shown in this picture, the intersection guide line is designed to help drivers make turns.
A、Right
B、Wrong
Answer：A
24、How to ensure motor vehicles have sufficient power when driving uphill?
A、Downshift before reducing speed
B、Downshift after reducing speed
C、Downshift when the speed is excessively low
D、Downshift to the fullest extent
Answer：A
25、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