1、Having driven his vehicle at 110km/hour on an urban road, Mr. Lin is trying to leave the scene after a rear-end collision but is held back by bystanders. The alcohol concentration in his blood, tested in an alcohol test by the traffic police, is 135.8mg per hundred milliliters. Which of the following law-breaking acts did Mr. Lin commit?
A、Drunk driving
B、Speeding
C、Fatigued driving
D、Hit-and-run driving
Answer：ABD
2、The drivers, loaders and supercargoes responsible for dangerous chemicals transportation should all full understand the chemical characteristics, potential risks, features of the packaging containers and emergency measures for any unexpected accidents.
A、Right
B、Wrong
Answer：A
3、The sign on the right warns of low-lying road ahead.
A、Right
B、Wrong
Answer：A
4、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
5、The sign in front indicates that vehicles except large passenger vehicles are not allowed to drive on the right lane.
A、Right
B、Wrong
Answer：B
6、The sign on the right warns of a guarded crossing 150 meters ahead.
A、Right
B、Wrong
Answer：B
7、When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
A、Right
B、Wrong
Answer：B
8、When the engine suddenly stalls on the road and cannot be restarted, the driver should pull over in a timely fashion and identify the cause of the stalling.
A、Right
B、Wrong
Answer：A
9、The sign on the right indicates a bypass route at the intersection ahead.
A、Right
B、Wrong
Answer：A
10、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
11、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
12、The solid yellow line on the curb indicates that temporary stopping or parking is allowed at the roadside.
A、Right
B、Wrong
Answer：B
13、A driver should speed up when passing through road sections with this traffic marking.
A、Right
B、Wrong
Answer：B
14、The guide arrow on the road surface of this lane indicates that drivers are only permitted to continue straight at the intersection ahead.
A、Right
B、Wrong
Answer：B
15、On which of the following roads may the wheels be most easily locked when braking?
A、Concrete road
B、Dirt road
C、Road covered by ice and snow
D、Sand road
Answer：C
16、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A、Prevent heat loss
B、Bring him/her to a place with fresh air
C、Give him/her artificial respiration
D、Depress the heart over the chest
Answer：B
17、When there is a braking failure on a downhill road the driver should change the gear to one position or two positions lower, and control the speed by taking advantage of the braking role of the engine.
A、Right
B、Wrong
Answer：A
18、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
19、The motor vehicle may promptly overtake the vehicle in front from the left side in this situation.
A、Right
B、Wrong
Answer：B
20、When driving on an expressway, where should the driver park?
A、The service area
B、The acceleration lane
C、The deceleration lane
D、On the ramp
Answer：A