1、When a gas tanker is leaking heavily, which of the following measures is wrong?
A、Cut off the power
B、Wear gas mask and protect gloves
C、Turn off the valve to stop leaking
D、Evacuate people to the leeward side
Answer：D
2、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
3、As shown in the flash, when overtaking a vehicle in front, the driver should make the horizontal distance as large as possible and may cross the solid line if necessary.
A、Right
B、Wrong
Answer：B
4、When a head-on collision with another vehicle is unavoidable, what should the driver do?
A、Change head-on collision to side collision
B、Immediately turn the steering wheel to the right side to evade
C、Immediately apply emergency braking
D、Immediately turn the steering wheel to the left side to evade
Answer：C
5、What influence does smoking have upon driving?
A、Harmful for safe driving
B、Increase concentration
C、Help relaxation
D、No effect on driving
Answer：A
6、When running on an expressway with three lanes in each direction, which one of the following lanes is not appropriate for the motor vehicle to use if its speed ranges between 90 kilometers per hour and 110 kilometers per hour?
A、The far left lane
B、The middle lane
C、The far right lane
D、Any lane
Answer：A
7、When braking, the steering will become impossible if the front wheels are blocked
A、Right
B、Wrong
Answer：A
8、When driving on a road covered with ice and snow, the motor vehicle may spin or slide when increasing the speed urgently, due to the loss of vehicle stability.
A、Right
B、Wrong
Answer：A
9、When a motor vehicle reaches a muddy or burst-and-muddy section of the road, the driver should stop, observe and select a level and solid section or a section with vehicle tracks.
A、Right
B、Wrong
Answer：A
10、The sign on the left indicates vehicles are allowed to drive on the section ahead.
A、Right
B、Wrong
Answer：B
11、When passing this mountainous road, motor vehicle drivers should drive along the center of the road.
A、Right
B、Wrong
Answer：B
12、Drivers neednt yield to pedestrians who display such behavior.
A、Right
B、Wrong
Answer：B
13、What should a motor vehicle driver do to ensure safety when experiencing a breakdown at night?
A、Park in a safe place
B、Turn on hazard lamp
C、Turn on clearance lamp and tail lamp
D、Set up a warning sign in accordance with regulation
Answer：ABCD
14、One day, Mr. Yang drove a large bus with 57 passengers(bus capacity 55 people)from 7 pm to 1 am the following morning. At the spot of 3008 kilometers mark by 110 meters on the No. 050 National Road in Jin Chengjiang District, the bus had a malignant traffic accident caused by front left tire burst, killing12 people and injuring 22. What's the main illegal act committed by Mr Yang?
A、Fatigued driving
B、Carrying more passengers than permitted
C、Speeding
D、Misoperation
Answer：AB
15、The slanted filled-in yellow marking in the middle of the road warns that there is a stationary obstacle ahead.
A、Right
B、Wrong
Answer：A
16、When driving, besides paying attention to keeping a safe distance from the vehicle in front, drivers should also be prudent when braking so as to avoid a rear-end collision caused by a vehicle behind.
A、Right
B、Wrong
Answer：A
17、When a motor vehicle moves through water, the driver should try to maintain a constant speed and sufficient power and pass through without stopping.
A、Right
B、Wrong
Answer：A
18、The sign on the right side warns of an abrupt downhill section ahead.
A、Right
B、Wrong
Answer：B
19、The sign on the right indicates that no long-sounding horn.
A、Right
B、Wrong
Answer：B
20、Under such circumstances, what should be done by the motor vehicle driver?
A、Overtaking the vehicle in front on its left
B、Overtaking by occupying the opposite lane
C、Overtaking the vehicle in front on its right
D、Following the vehicle in front
Answer：D
21、Under the circumstances shown in the flash, what should the driver do?
A、Find a chance to overtake the vehicle in front
B、Weave through motor vehicles ahead and pass
C、Reduce speed, stop, and wait in line
D、Sound the horn to urge vehicles in front
Answer：C
22、The slow-down-and-yield line at the intersection ahead indicates that vehicle drivers should stop and give the right of way to vehicles on the trunk road.
A、Right
B、Wrong
Answer：B
23、When a motor vehicle breaks down on an expressway and cannot be moved away from the driving lane, the driver may conduct emergency repairs on the driving lane.
A、Right
B、Wrong
Answer：B
24、When there is a braking failure on a downhill road, if there is no favorable terrain or opportunity to stop the vehicle, the driver should drop gear by one position or two positions, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
25、The diamond-shaped sign on the road indicates a crosswalk on the road ahead.
A、Right
B、Wrong
Answer：A