1、There is a risk of overtaking when driving a motor vehicle approaches the top of the slope on a mountainous road, because _____.
A、When approaching the top of the slope, the line of sight is blocked and it is impossible to observe the traffic situation.
B、When approaching the top of the slope, the line of sight is blocked. It is impossible to observe whether there are obstacles behind the top of the slope.
C、The speed is slower when approaching the top of the slope.
D、When approaching the top of the slope, the line of sight is blocked and the road direction behind the top of the slope can not be observed.
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、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
4、When driving in a strong wind, drivers should abruptly turn the steering wheel to return to the original direction if they feel the vehicle deviates horizontally due to a strong gale.
A、Right
B、Wrong
Answer：B
5、Which of the following acts are prohibited when passing through a tunnel?
A、Overtaking
B、Stopping
C、Making a U-turn
D、Reversing
Answer：ABCD
6、According to regulations, motorcycle driver and passenger should wear helmets.
A、Right
B、Wrong
Answer：A
7、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
8、What needs attention when a motor vehicle drives on a road covered with ice and snow?
A、Braking length is extended
B、Anti-skating resistance will be greater
C、The adhesive force of the road will be greater
D、The braking length will be shorter
Answer：A
9、What are the main reasons why driving a motor vehicle should not overtake on rainy days?
A、It is not easy for drivers around to see the overtaking signal.
B、Can not accurately judge the distance of vehicles around
C、Road is wet and slippery, and vehicles are prone to sideslip
D、The driver can not detect dangerous in time
Answer：ABCD
10、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
11、The main impact of rainy weather on safe driving is _______.
A、The visibility is poor
B、The tire grip decreases
C、The resistance to the vehicle increases
D、The road is wet and slippery
Answer：ABD
12、What is the meaning of this sign?
A、Stop to yield
B、No stopping temporarily
C、No entry
D、No long stopping
Answer：A
13、When putting out a fire disaster that gives out erosive steam or poisonous gas, the firefighters should wear gas masks and other related protective articles and should operate from the windward side.
A、Right
B、Wrong
Answer：A
14、When overtaking on a rainy day, drivers should turn on headlamps and sound a long horn.
A、Right
B、Wrong
Answer：B
15、When the engine suddenly stalls on the road, what should the driver do?
A、Stop the vehicle and overhaul it immediately
B、Immediately turn on the hazard lamps
C、Move the vehicle to a place where it will not obstruct the traffic flow
D、Set up a breakdown warning sign
Answer：BCD
16、When encountering pedestrians slowly cross the road in a residential area, the driver should sound the horn continuously.
A、Right
B、Wrong
Answer：B
17、When a motorcycle wades across the water, the braking efficiency of the brake does not change.
A、Right
B、Wrong
Answer：B
18、What should the driver pay attention to when the motor vehicle passes a residential area?
A、Observe the traffic signs and markings
B、Pass slowly
C、Prohibited from sounding the horn
D、Avoidance of residents
Answer：ABCD
19、When encountering this situation in a residential area, the driver may honk to urge them to yield.
A、Right
B、Wrong
Answer：B
20、What is the meaning of this sign?
A、Electric bicycles may go
B、Parking space for non-motorized vehicles
C、Parking area for non-motorized vehicles
D、Non-motorized vehicles may go
Answer：D
21、The wrong measure to ride a motorcycle in summer is to __________.
A、Drive at a high speed for a long time
B、Control the speed by the accelerator
C、Avoid using the brake
D、Avoid loading people or cargoes
Answer：A
22、What is the meaning of this sign?
A、Embankment road
B、Steep uphill road
C、Continuous up slopes
D、Steep downhill road
Answer：D
23、Turning on the high-beam is an effective way to improve visibility in fog weather.
A、Right
B、Wrong
Answer：B
24、What is the meaning of this sign?
A、Slippery section
B、Sharp curve
C、Inverse curve
D、Continuous curves
Answer：C
25、Which is the wrong measure to avoid tire burst?
A、Reduce tire pressure
B、Check tires regularly
C、Remove foreign matters from the tire tread grooves timely
D、Replace tires that have cracks or deep cuts
Answer：A