1、hen there is a braking failure on a downhill road the driver should immediately try to find and drive to an emergency lane; after stopping the vehicle on the emergency lane, the driver should pull up the stopping brake so as to prevent a second danger arising from the vehicle sliding.
A、Right
B、Wrong
Answer：A
2、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
3、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
4、When braking, side skid or tail swing may occur if the rear wheels are blocked.
A、Right
B、Wrong
Answer：A
5、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
6、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
7、When parking for a long time on an upward slope due to breakdown on the road, drivers should use this method to stop up wheels.
A、Right
B、Wrong
Answer：B
8、A motor vehicle may stop and yield if it encounters any problem when changing to the driving lane from an acceleration lane.
A、Right
B、Wrong
Answer：B
9、The sign in front is an advance announcement of famous places and distances en route.
A、Right
B、Wrong
Answer：A
10、When a tire suddenly bursts on the road, the driver should violently depress the brake pedal to reduce speed and stop the vehicle.
A、Right
B、Wrong
Answer：B
11、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
12、Motor vehicle drivers are allowed to make a U-turn at this intersection.
A、Right
B、Wrong
Answer：B
13、Motor vehicle drivers are allowed to overtake on this road section.
A、Right
B、Wrong
Answer：B
14、In which of the following ways can motor vehicles avoid a tire burst?
A、Lowering tire pressure
B、Checking tires regularly
C、Removing foreign matters from the tire tread grooves timely
D、Replacing the tires that have cracks or deep cuts
Answer：BCD
15、When encountering this situation, which of the following is the correct way to overtake other vehicles?
A、Turn on high-beam
B、Use high-beam and low-beam alternatively
C、Turn on low-beam
D、Turning on hazard lamp
Answer：B
16、When a motor vehicle catches fire, the driver should swiftly turn off the engine and open the hood to extinguish the fire.
A、Right
B、Wrong
Answer：B
17、Drivers may go ahead when traffic polices posture is like this.
A、Right
B、Wrong
Answer：A
18、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him/her to a place with fresh air so that he/she will not continue to be poisoned.
A、Right
B、Wrong
Answer：A
19、When approaching each other at night in this situation, drivers should watch for the danger where the two motor vehicles headlamps meet(the sight dead zone).
A、Right
B、Wrong
Answer：A
20、Before setting off, it is necessary to check the driving cabin, engine cabin, external and tires of the motor vehicle.
A、Right
B、Wrong
Answer：A