1、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
2、When a motor vehicle encounters an emergency on an expressway, the driver should not swiftly turn the steering wheel to evade.
A、Right
B、Wrong
Answer：A
3、Two parallel broken double-yellow lines indicate the position of a diversion lane.
A、Right
B、Wrong
Answer：A
4、When a front tire bursts, after controlling the driving direction, what should be done by the driver in order to slow down and stop?
A、Immediately change to a high gear
B、Immediately change to a low gear
C、Immediately change to the neutral gear
D、Apply emergency braking
Answer：B
5、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
6、When encountering such pedestrians while driving, a longer safety distance should be kept by drivers.
A、Right
B、Wrong
Answer：A
7、On a mountain road, what should the driver do in this situation?
A、Drive on the left and speed up to bypass
B、Stop to observe and pass slowly
C、Observe closely and pass as soon as possible
D、Sound the horn several times and pass slowly
Answer：C
8、Which one of the following is the safest way when driving a motor vehicle on this road?
A、Cutting speed or stopping to yield
B、Driving along the center of the road
C、Keeping a normal speed
D、Approaching vehicles by taking the opposite lane
Answer：A
9、When a motor vehicle enters an expressway from the ramp, which of the following lamps should be turned on?
A、The left-turn indicator
B、The right-turn indicator
C、The hazard warning lamp
D、The headlamp
Answer：A
10、When driving onto the left lane, motor vehicle drivers are allowed to make a U-turn.
A、Right
B、Wrong
Answer：A
11、When a motor vehicle turns left at this intersection the driver should change to the left lane in advance by the guide arrow.
A、Right
B、Wrong
Answer：A
12、After a traffic accident, what is the most effective measure to prevent secondary accidents?
A、Evacuate all passengers
B、Turn on the hazard lamps
C、Mark the original place of the injured persons
D、Properly place the danger warning sign
Answer：ABD
13、When driving into the traffic flow on a main road from a relief road, drivers should speed up.
A、Right
B、Wrong
Answer：B
14、What should the driver do when seeing these hand signals.
A、Stop and wait
B、Go straight and pass through the intersection
C、Turn right at the intersection
D、Turn left at the intersection
Answer：A
15、As shown in the flash, the motor vehicle chooses a correct way to pass through the level crossing.
A、Right
B、Wrong
Answer：A
16、Under such circumstances at a congested intersection, what should motor vehicle drivers do?
A、Force the vehicle to go back to its original lane
B、Closely follow the vehicle in front and refuse to yield
C、Politely yield and pass through
D、Sound the horn and turn on the head lamps
Answer：C
17、What should the driver pay attention to in this situation?
A、Pedestrians passing behind the vehicle
B、Pedestrians passing in front of the vehicle
C、Public buses suddenly reversing
D、Public buses suddenly setting off
Answer：B
18、When extinguishing a fire, the driver should refrain from breathing through mouth or crying loudly Otherwise, the fire and smoke will scorch the upper respiratory tract.
A、Right
B、Wrong
Answer：A
19、The sign on the right indicates to stop and yield for oncoming vehicles approaching on the road ahead.
A、Right
B、Wrong
Answer：B
20、Drivers may temporarily cross these central broken and solid yellow lines when overtaking.
A、Right
B、Wrong
Answer：A
21、Mr. He drove his large bus with 53 passengers (permitted carrying capacity 47) to 454 km mark by 100m along the Yining-hefei Expressway in Nanjing jurisdiction, where he was tailgated by a heavy-type semitrailer tractor. The bus left the road, breaking through the guardrail and catching fire. 17 people were killed and 27 injured. Which of the following law-breaking acts did Mr. He commit?
A、Speeding
B、Exceeding the carrying capacity of the motor bus
C、Driving a motor vehicle overdue for annual inspection
D、Improper operation
Answer：B
22、When a bicycle borrows the motor vehicle lane, the motor vehicle may sound the horn hurriedly to warn the bicycle to yield.
A、Right
B、Wrong
Answer：B
23、When the electric equipment and gasoline of a motor vehicle catches fire, the driver may extinguish the fire with water.
A、Right
B、Wrong
Answer：B
24、The sign on the right indicates that drivers should choose their lanes in accordance withthe directions indicated by arrows.
A、Right
B、Wrong
Answer：A
25、When a tire suddenly bursts on the road, in which of the following ways can motor vehicle drivers keep safe?
A、Applying emergency braking and pulling over
B、Firmly holding the steering wheel and keeping the vehicle going straight
C、Immediately releasing the accelerator pedal
D、Gently depressing the brake pedal
Answer：BCD