1、Driving a motor vehicle in the downhill section of a mountain road avoids overtaking as much as possible because _______.
A、Vehicle resistance in downhill section is very high
B、Vehicles on downhill sections are more difficult to control than on flat roads due to gravity.
C、In downhill section, the front speed is faster and it is difficult to overtake.
D、Vehicles on downhill sections tend to be too fast due to gravity
Answer：BD
2、When such circumstances happen suddenly, drivers should reduce speed in a timely fashion or stop to yield.
A、Right
B、Wrong
Answer：A
3、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
4、What is the meaning of this sign?
A、U turn
B、Reversing
C、Left turn
D、Bypassing
Answer：A
5、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
6、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place where air is fresh so that he will not continue to be poisoned.
A、Right
B、Wrong
Answer：A
7、The continuously flashing yellow light is to warn that the driver should look and make sure it is safe to pass.
A、Right
B、Wrong
Answer：A
8、When overtaking a motor vehicles on uphill sections of a mountain road, the driver should _____.
A、Honk in advance
B、Forward cars are allowed to overtake before overtaking.
C、Turn on the left-turn signal in advance
D、Speed up direct and overtake
Answer：ABC
9、A correct measure to avoid tire burst of motor vehicles is to lower the tire pressure.
A、Right
B、Wrong
Answer：B
10、When rescuers enter the scene to rescue the wounded after harmful gas leakage caused by traffic accidents, they must wear air respirators or cover their mouth and nose with wet towels.
A、Right
B、Wrong
Answer：A
11、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
12、When driving on a muddy roads, it is easy for wheels to sideslip or skid, which leads to traffic accidents.
A、Right
B、Wrong
Answer：A
13、It is unsafe to ride a motorcycle by high-heel shoes.
A、Right
B、Wrong
Answer：A
14、When following a vehicle on the road, the distance from the vehicle in front is not important. As long as the driver goes forward at the same speed as the vehicle in front does, he/she can avoid a rear-end collision.
A、Right
B、Wrong
Answer：B
15、What is the meaning of this sign?
A、Going straight and left turn
B、Going straight and right turn
C、No going straight and no right turn
D、Left turn and right turn only
Answer：B
16、When a wounded person is unable to get off the vehicle by himself, he should be removed from the vehicle so as to avoid a secondary injury.
A、Right
B、Wrong
Answer：A
17、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
18、According to regulations, motorcycle driver should wear _______.
A、Glasses
B、A special safety helmet
C、Gloves
D、Safety kneepads
Answer：B
19、What is the meaning of this sign?
A、The lane for non-motorized vehicles
B、Yield non-motorized vehicles
C、No passing for non-motorized vehicles
D、Watch for non-motorized vehicles
Answer：D
20、When driving a motor vehicle ready to enter a congested roundabout, the wrong measure is to ______.
A、Honk to indicate another vehicle to yield
B、Stop to yield
C、Driving into the congested intersection
D、Drive fast into the intersection
Answer：ACD
21、When a bicycle occupies the motor vehicle lane and obstructs the traffic, the driver should sound the horncontinuously and speed up to bypass on the left of the bicycle.
A、Right
B、Wrong
Answer：B
22、Matches, sulfur and red phosphorus are _________.
A、Explosives
B、Inflammable solid materials
C、Self-igniting articles
D、Oxidizing materials
Answer：B
23、When rescuing a wounded person suffering from bone fracture, which of the following should be kept in mind?
A、Immediately send him/her to the hospital on a stretcher
B、Properly change the original posture when the injured person wounded
C、Dress the fracture with a bandage
D、Do not move the fractured body-part
Answer：D
24、When rescuing the persons who are losing blood, it is necessary to ______ first.
A、Observe
B、Dress the wounds
C、Stop bleeding
D、Inquire
Answer：C
25、What is the meaning of this sign?
A、Speed up when the driver can not see the pedestrians
B、Speed up
C、There is a crosswalk ahead.
D、Keep driving at the same speed when you can not see the pedestrians
Answer：C