1、Mr Peng drove a heavy semi-trailer tractor with 37.7 tons of cargo(capacity 25 tons). When descending a slope on the Daguang Expressway, the tractor had a rear-end collision with Mr. Li's heavy dump truck ( carrying 3.17 cubes of loess and 24 passengers in the container)occupying the emergency lane. As a result of this accident, 16 people were killed and 13 injured What are the main illegal acts in this case?
A、Mr Peng exceeded the speed limit
B、Mr. Peng's tractor carried more cargo than limited
C、Mr Li illegally drove in the emergency lane
D、Mr. Li's truck illegally carried passengers in the container
Answer：BCD
2、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
3、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A、Right
B、Wrong
Answer：A
4、When encountering a situation like changing to a left lane, motor vehicle drivers should vield.
A、Right
B、Wrong
Answer：A
5、The white zig-zag line on the highway serves as a reference for the speed of a driver.
A、Right
B、Wrong
Answer：B
6、When there is a braking failure on a downhill road, if there is no other alternative, the driver may rub the vehicle body against the rocks and trees on roadside to force the vehicle to slow down and stop.
A、Right
B、Wrong
Answer：A
7、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
8、When there is a braking failure, the driver should first control the direction and then try to control the speed.
A、Right
B、Wrong
Answer：A
9、The sign on the right indicates that no long-sounding horn.
A、Right
B、Wrong
Answer：B
10、The crosswalk of the intersection warns that pedestrians have priority.
A、Right
B、Wrong
Answer：A
11、When there is a sudden braking failure on the road, what should be done by the driver?
A、Firmly holding the steering wheel and controlling the direction
B、Immediately changing to a low gear to reduce speed
C、Using the stopping brake to reduce speed
D、Turning on the hazard lamps
Answer：ABCD
12、The sign in the red circle indicates that the left road is only for small vehicles.
A、Right
B、Wrong
Answer：B
13、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
14、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A、Right
B、Wrong
Answer：A
15、When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.
A、Right
B、Wrong
Answer：A
16、The sign on the right warns of a widened left-hand road ahead.
A、Right
B、Wrong
Answer：B
17、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
18、When driving on a muddy road, what should drivers do if the wheels spin and slide?
A、Cover the ground under the wheels with gravels
B、Change to a high gear and speed out
C、Cover the ground under the driving wheels with gravels
D、Violently turn the steering wheel and suddenly leed up
Answer：C
19、After a tire bursts and before the driver can control the speed of the vehicle, he/she should not risk using the foot brake to stop the vehicle. Otherwise, a horizontal swing of the vehicle can cause greater danger.
A、Right
B、Wrong
Answer：A
20、The sign on the right indicates that the speed limit is 50km/hour.
A、Right
B、Wrong
Answer：B
21、The sign on the right indicates that vehicles from the primary road have priority.
A、Right
B、Wrong
Answer：A
22、These traffic police signals indicate that passing is prohibited.
A、Right
B、Wrong
Answer：A
23、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B
24、What's the most frequent problem for driving on a muddy road?
A、High resistance force
B、Sideways slide
C、The motor vehicle bumps
D、Steering failure
Answer：B
25、Motor vehicles can turn right when driving into an intersection with this traffic signal.
A、Right
B、Wrong
Answer：A