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、When finding a tire burst on the road, the driver should gently depress the brake pedal, reduce speed and stop the vehicle slowly.
A、Right
B、Wrong
Answer：A
3、What is the meaning of this sign?
A、Driving at reduced speed in the section of 40 meters
B、Minimum speed is 40km/hr
C、Maximum speed is 40km/hr
D、40km/hr speed limit ban is lifted
Answer：D
4、When a wounded person suffering burns is thirsty, he may drink a small quantity of slightly salty water.
A、Right
B、Wrong
Answer：A
5、What is the meaning of this sign?
A、No right turn
B、No U turn
C、No going straight
D、No left turn
Answer：C
6、When a motor vehicle passes over an inundated road the driver should change to a low gear and pass at a constant speed.
A、Right
B、Wrong
Answer：A
7、When a tire blowout on the road, the driver should swiftly depress the brake pedal to reduce speed, do all his can to control the steering wheel and stop the vehicle as soon as possible.
A、Right
B、Wrong
Answer：B
8、When there is bleeding at the bone fracture of a wounded person, the first thing to do is to keep it in position before stopping the bleeding and dress the wound.
A、Right
B、Wrong
Answer：B
9、What should driver do when students crossing the road in line?
A、Speed up and pass in the front of the students
B、Sound the horn to warn the students to yield
C、Slow down and pass
D、Stop and wait until the students pass
Answer：D
10、The main impact of muddy roads on safe driving is that the wheels may easily spin and skid
A、Right
B、Wrong
Answer：A
11、When the tire pressure is too low, what can happen when driving at a high speed?
A、Tire pressure will be unstable
B、Tire pressure will increase
C、Driving resistance will decrease
D、The tire will burst
Answer：D
12、When driving on a rough road, the driver should use low gear to keep low speed; try to choose roads with big pits to reduce bumpy feeling.
A、Right
B、Wrong
Answer：B
13、For a temporary stop on a foggy day, the driver should only turn on the fog lamp and the low-beam
A、Right
B、Wrong
Answer：B
14、What is the meaning of this sign?
A、No stopping temporarily
B、No long stopping
C、No stopping
D、Long stopping is allowed
Answer：B
15、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A、Right
B、Wrong
Answer：A
16、What should the driver do to follow other motor vehicles on a mountain road?
A、Closely follow the vehicle in front
B、Increase the safety distance
C、Reduce the vertical distance between vehicles
D、Try to overtake the vehicle in front as soon as possible
Answer：B
17、What should be checked before driving?
A、No parts need to be checked
B、Whether the tires have been cleaned
C、Where the spare tire is placed
D、The fastening and air pressure of tires
Answer：D
18、How to make a U turn in this intersection?
A、broken lines of the central line
B、Make a U turn from the right lane
C、Enter the intersection and make a U turn
D、Make a U turn in the crosswalk
Answer：A
19、Which of the following is a safe way for motor vehicles to pass the intersection marked with this sign?
A、Stop and observe the traffic situation around the intersection
B、Approach the intersection by speeding up
C、Observe the traffic situation on the left rear side
D、Approach the intersection at a reduced speed
Answer：D
20、At the scene of a traffic accident, once there is a leakage of toxic and harmful substances, people must be evacuated at the first time and alarmed immediately.
A、Right
B、Wrong
Answer：A
21、Which measures is correct when a motor vehicle intends to overtake
A、Use the high and low beam lights alternately to indicate the intention
B、Honk to indicate the vehicle
C、Speed up and overtake on the right side
D、Turn on the left-turn signal in advance
Answer：ABD
22、When passing through a tunnel, the wrong measure is to ___________.
A、Keep safe distance when two vehicles cross each other
B、Driving with the low beam light
C、Use the hight beam light when two vehicles cross each other
D、Overtaking in the tunnel
Answer：CD
23、How to ensure motor vehicles have sufficient power when driving uphill?
A、Downshift before reducing speed
B、Downshift after reducing speed
C、Downshift when the speed is excessively low
D、Downshift to the fullest extent
Answer：A
24、What is the meaning of this sign?
A、No going straight and no changing to left lane
B、No going straight and no left turn
C、Allowed to go straight and turn left
D、No going straight and no right turn
Answer：B
25、Speeding up to go though the intersection before the light turns to red in this case.
A、Right
B、Wrong
Answer：B