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、Drivers may go straight and pass through when traffic police give these hand signals
A、Right
B、Wrong
Answer：B
3、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
4、The motor vehicle should slow down and pass slowly in this situation.
A、Right
B、Wrong
Answer：A
5、How should the driver use vehicle lights when the motor vehicle enters this intersection?
A、Turn on the right-turn indicator
B、Turn on the hazard lamps
C、No need to turn on any indicators
D、Turn on the left indicator
Answer：C
6、Motor vehicle drivers are allowed to make a U-turn at this intersection.
A、Right
B、Wrong
Answer：B
7、The sign on the right indicates a bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A
8、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
9、Mr. Qian drove a large sleeper coach with 45 passengers (capacity 40 people) at a speed of more than 40 kilometers per hour. On a long slope with sharp curves in Basu County, the coach fell into a 100-meter-deep valley, killing 17 people and injuring 20. What's the main illegal act committed by MrQian?
A、Making a cellphone call while driving
B、Speeding
C、Carrying more people than permitted
D、Fatigued driving
Answer：BC
10、Before driving, it is necessary to check whether the cooling liquid, engine oil and fuel oil, are leaking.
A、Right
B、Wrong
Answer：A
11、When driving on a road covered with ice and snow drivers should not use the emergency brake but can apply a sharp turn.
A、Right
B、Wrong
Answer：B
12、When a motor vehicle catches fire on the expressway the driver should drive the motor vehicle to the service area or the parking lot to extinguish the fire.
A、Right
B、Wrong
Answer：B
13、Which of the following is a bad habit when changing lanes?
A、Turning on the indicator in advance
B、Observing closely before changing a lane
C、Change lanes at will
D、Not obstructing the passing of other normally moving vehicles
Answer：C
14、Under such circumstances, the motor vehicle is allowed to overtake.
A、Right
B、Wrong
Answer：B
15、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
16、This sign warns to bypass from either side to avoid roadblock.
A、Right
B、Wrong
Answer：A
17、After setting off from the roadside, motor vehicle drivers should speed up as soon as possible and make a sharp left-turn in order to drive into the normal lane.
A、Right
B、Wrong
Answer：B
18、The sign on the right warns of an abrupt slope section ahead.
A、Right
B、Wrong
Answer：A
19、When encountering a road like this, motor vehicle drivers should downshift in advance to maintain the dynamic of the motor vehicle.
A、Right
B、Wrong
Answer：A
20、When driving on a long downhill road, which is the best way to control the speed?
A、Coast in neutral gear
B、Take a low gear
C、Depress the clutch
D、Pull up the handbrake
Answer：B
21、When driving on road sections where safe sight distance is affected, such as the top of a ramp, what should drivers do to ensure safety?
A、Rush through
B、Use hazard lamp
C、Cut speed and sound the horn
D、Drive at will
Answer：C
22、When driving in thick fog causing poor visibility on the expressway, the driver should apply emergency braking to stop at once.
A、Right
B、Wrong
Answer：B
23、Motor vehicles are not allowed to stop in this area for a long time.
A、Right
B、Wrong
Answer：A
24、What should the driver do when the motor vehicle encounters this situation?
A、Overtake immediatel
B、Sound the horn continuously to warn
C、Maintain safety distance and overtake
D、Sound horn and speed up to overtake
Answer：C
25、The sign on the right warns of an unguarded railway intersection ahead.
A、Right
B、Wrong
Answer：B