1、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
2、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
3、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
4、How to do in this intersection?
A、Wait in the cross-hatched marking area
B、stop and wait outside the intersection
C、Follow the vehicle in front and pass
D、Wait inside the intersection
Answer：B
5、Keep enough safe distance When a motor vehicle follows another vehicle, because ______.
A、Avoke a rear-end collision
B、The closer you get to the vehicle, the less easy it is to grasp the situation ahead of the vehicle.
C、Enough distance to avoid emergencies
D、Prevent being unable to detect the front vehicle brake in time due to the damage rear lamp of the front vehicle
Answer：ABCD
6、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
7、What is the meaning of this sign?
A、Passing by the right side
B、Passing by the left side
C、Running to right side
D、Running the roundabout
Answer：D
8、What is the meaning of this sign?
A、Continuous down slopes
B、Steep downhill road
C、Steep uphill road
D、Continuous up slopes
Answer：A
9、Before riding a motorcycle, the driver should wear a safety helmet and adjust the angle of the rearview mirror till he can clearly watch the left side and the right side of the back.
A、Right
B、Wrong
Answer：A
10、When a motor vehicle moves through water, drivers should intermittently and gently depress the brake pedal in order to restore braking efficiency.
A、Right
B、Wrong
Answer：A
11、It is not safe for a female driver to wear high heels to drive a vehicle.
A、Right
B、Wrong
Answer：A
12、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
13、What is the meaning of this sign?
A、Watch for long time honking
B、An unmanned level crossing
C、A manned level crossing
D、Multi-crossing of railway and road
Answer：B
14、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
15、When a rear tire of a motorcycle blows out, the driver should ________.
A、Swiftly turn the steering handlebar to adjust
B、Firmly hold the steering handlebar with both hands
C、Swiftly turn the steering handlebar to the opposite direction
D、Swiftly take braking measures
Answer：B
16、When driving, the driver should yield to _______.
A、Ambulance
B、Fire engine
C、School bus
D、Police car
Answer：ABCD
17、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
18、It is an illegal act for the driver to make calls while driving.
A、Right
B、Wrong
Answer：A
19、What is the meaning of this sign?
A、Sharp right curve
B、Bypass from right side
C、Continuous curves
D、Sharp left curve
Answer：A
20、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
21、Once inflammable gas causes a fire disaster, it should be put out with water in good time.
A、Right
B、Wrong
Answer：B
22、The first-aid measure to rescue a poisoned person is to _______.
A、Take warming-up measures
B、Bring him to a place where air is fresh
C、Give him artificial respiration
D、Depress the heart over the chest
Answer：B
23、What is the meaning of this sign?
A、No long time honking
B、Honk discontinuously
C、Reduce speed and honk
D、No honking
Answer：D
24、What is the meaning of this sign?
A、No entering the intersection
B、No right turn
C、No changing lane
D、No U turn
Answer：B
25、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