1、Under such circumstances, motor vehicles are allowed to cross the central solid line to overtake.
A、Right
B、Wrong
Answer：B
2、What should the driver do when he/she encounters an oncoming ambulance in the same lane?
A、Keep to the side and reduce speed or stop to yield
B、Drive ahead by occupying another lane
C、Yield by speeding up and changing lanes
D、Drive ahead in the original lane
Answer：A
3、When steering failure happens suddenly, if the road condition permits straight movement, drivers should not apply emergency braking.
A、Right
B、Wrong
Answer：A
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 there is a braking failure on a downhill road, what should not be done by the driver?
A、Steering the motor vehicle to the uphill direction
B、Stopping the vehicle by rubbing the vehicle body against the rocks or trees on roadside
C、Driving to the emergency lane and stop the vehicle there
D、Pulling up the stopping brake or change the gear to two positions lower
Answer：D
6、The sign on the right indicates that the speed limit of 40km/hour is lifted on the road ahead.
A、Right
B、Wrong
Answer：A
7、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
8、The sign on the right indicates an emergency shield 100 meters ahead.
A、Right
B、Wrong
Answer：A
9、This sign warns to bypass from the left side to avoid the roadblock.
A、Right
B、Wrong
Answer：B
10、What's the emergency measure to deal with a sudden tire burst on the road?
A、Swiftly braking to slow down
B、Firmly hold the steering wheel and steadily stop the vehicle as early as possible
C、Swiftly turn the steering wheel to adjust the direction
D、Go ahead at a low speed and find a place for tire change
Answer：B
11、The sign on the right indicates a one-kilometer distance from ETC toll station ahead.
A、Right
B、Wrong
Answer：B
12、The sign on the right indicates a 200-meter distance from the gas station ahead.
A、Right
B、Wrong
Answer：A
13、It is a bad habit for a driver to put his left arm on the window of the vehicle or hold the gear lever in his right hand for a long time.
A、Right
B、Wrong
Answer：A
14、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
15、The sign in front indicates that the highway entry is on the right side of the road.
A、Right
B、Wrong
Answer：B
16、The guide arrow on the road surface of this lane indicates that the lanes ahead will merge to the left side.
A、Right
B、Wrong
Answer：A
17、The sign on the right warns of low-lying road ahead.
A、Right
B、Wrong
Answer：A
18、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A、Right
B、Wrong
Answer：A
19、The sign on the right indicates that vehicles from the primary road have priority.
A、Right
B、Wrong
Answer：A
20、Which of the following measures is correct for rescuing a person sustaining full-body burns?
A、Cover the fire with sandy soil
B、Spray cool water to his body
C、Put out the fire by extinguisher
D、Help to remove the burning clothes
Answer：B