天水英语驾考科目四
1、The sign on the right warns of a guarded railway crossing 100 meters ahead.
A. Right
B. Wrong
Answer：B
2、Two parallel broken double-yellow lines indicate the position of a diversion lane.
A. Right
B. Wrong
Answer：A
3、Which of the following measures is correct for rescuing a person sustaining full-body burns?
A. Cover the fire with sandy soil
B. Spray cool water to his body
C. Put out the fire by extinguisher
D. Help to remove the burning clothes
Answer：B
4、Which of the following is a bad habit when changing lanes?
A. Turning on the indicator in advance
B. Observing closely before changing a lane
C. Change lanes at will
D. Not obstructing the passing of other normally moving vehicles
Answer：C
5、The sign on the right warns of a non-motor vehicle lane.
A. Right
B. Wrong
Answer：B
6、As shown in the flash, what should the driver do when the motor vehicle encounters this situation?
A. Speed up and pass rapidly
B. Stop immediately
C. Sound the horn to indicate the pedestrians to yield
D. Observe the movement of pedestrians and non-motor vehicles before passing
Answer：D
7、When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A. Right
B. Wrong
Answer：B
8、When a wounded person suffering bone fracture in the thigh, shank or spine, moving the wounded person is usually prohibited.
A. Right
B. Wrong
Answer：A
9、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
10、When there is a braking failure on a downhill road, if there is no favorable terrain or opportunity to stop the vehicle, the driver should drop gear by one position or two positions, and control the speed by taking advantage of the braking role of the engine.
A. Right
B. Wrong
Answer：A
11、The sign in front indicates a 2-kilometer distance from the destination of the highway ahead.
A. Right
B. Wrong
Answer：A
12、When rescuing a wounded person who has been poisoned by toxic gas, the first measure is to send him to a place with fresh air so that he will not continue to be poisoned.
A. Right
B. Wrong
Answer：A
13、The braking distance will be shortened greatly when the motor vehicle is equipped with ABS brakes.
A. Right
B. Wrong
Answer：B
14、When a motor vehicle encounters this situation at a crosswalk, the driver must slow down and pass slowly.
A. Right
B. Wrong
Answer：B
15、Motor vehicles are prohibited from stopping on the ramp of an expressway.
A. Right
B. Wrong
Answer：A
16、How to ensure motor vehicles have sufficient power when driving uphill?
A. Downshift before reducing speed
B. Downshift after reducing speed
C. Downshift when the speed is excessively low
D. Downshift to the fullest extent
Answer：A
17、When a motor vehicle skids sideways on a muddy road, the driver should turn the steering wheel in the direction of the rear wheel skidding to properly adjust the direction.
A. Right
B. Wrong
Answer：A
18、Rescue personnel should check the breath of the unconscious person before applying any other emergency treatment.
A. Right
B. Wrong
Answer：A
19、The sign on the right warns of a guarded railway intersection ahead.
A. Right
B. Wrong
Answer：B
20、When rescuing a wounded person who has been poisoned by toxic gas, which of the following measures should be taken first?
A. Prevent heat loss
B. Bring him to a place with fresh air
C. Give him artificial respiration
D. Depress the heart over the chest
Answer：B