商洛英语科目四考试题库
1、It is illegal to change lanes without turning on indicators.
A. Right
B. Wrong
Answer：A
2、The cross-hatched marking indicates an area where vehicle drivers are allowed to stop and wait.
A. Right
B. Wrong
Answer：B
3、The yellow broken line on the curb indicates that vehicles are not allowed to stop and let passengers embark or disembark or load and unload freight at the roadside.
A. Right
B. Wrong
Answer：B
4、The sign on the right side indicates that turning left is not permitted at the intersection ahead.
A. Right
B. Wrong
Answer：A
5、When this signal is constantly flashing, how should a driver react?
A. Speed up as soon as possible
B. Pull over and wait
C. Observe the traffic situation around to make sure of safe driving
D. Refrain from passing
Answer：C
6、The sign on the right warns of a guarded railway intersection ahead.
A. Right
B. Wrong
Answer：B
7、When encountering this situation on a mountainous road, motor vehicle drivers should overtake the vehicle in front by speeding up.
A. Right
B. Wrong
Answer：B
8、What is the emergency measure to deal with a sudden tire burst on the road?
A. Swiftly braking to slow down
B. Firmly hold the steering wheel and steadily stop the vehicle as early as possible
C. Swiftly turn the steering wheel to adjust the direction
D. Go ahead at a low speed and find a place for tire change
Answer：B
9、When there is no bandage for rescuing a wounded person, which of the following measures is wrong?
A. Dress the wounds with a handkerchief
B. Dress the wounds with a towel
C. Dress the wounds with cotton clothes
D. Dress the wounds with string
Answer：D
10、When carrying a wounded person in a coma, rescue personnel should try to let the unconscious person remain in the supine position.
A. Right
B. Wrong
Answer：B
11、Under such circumstances, what should be done by the motor vehicle driver who has been overtaken?
A. Sounding the horn to warn the vehicle that overtook
B. Reducing speed or pulling over by the right side
C. Protesting by turning on the high-beam
D. Catching up with and overtaking the vehicle that overtook, and offering admonitions
Answer：B
12、When extinguishing fire, the synthetic-made garments should not be taken off in order to protect the exposed skin from burning.
A. Right
B. Wrong
Answer：B
13、When encountering such a situation, the motor vehicle driver should change to the left lane rapidly.
A. Right
B. Wrong
Answer：B
14、It is safest for a motor vehicle driver to overtake the vehicle in front from its righthand on this kind of road.
A. Right
B. Wrong
Answer：B
15、In rain, the most effective way to avoid the danger arising from "water slide" is to drive at high speed
A. Right
B. Wrong
Answer：B
16、As shown in the flash, what should the motor vehicle driver do when encountering this situation?
A. Reserve a safe crosswise distance and cut speed
B. Keep a normal speed
C. Use the emergency brake when approaching
D. Speed up and pass rapidly
Answer：A
17、When rescuing a wounded person in coma causing by excessive blood loss, it is necessary to take measures to prevent heat loss.
A. Right
B. Wrong
Answer：A
18、What should the driver do upon finding that one of the right tires is leaking while driving?
A. Brake swiftly to slow down
B. Brake slowly to slow down
C. Turn to the left side swiftly
D. Apply emergency braking
Answer：B
19、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
20、Under such circumstances, motor vehicles are not allowed to overtake.
A. Right
B. Wrong
Answer：A