咸宁驾考英语版科目四
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、At this moment, the driver may speed up and pass the intersection rapidly.
A. Right
B. Wrong
Answer：B
3、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
4、The sign on the right warns of an embankment road 200 meters ahead.
A. Right
B. Wrong
Answer：A
5、When a motor vehicle breaks down on a mountain road, what should the driver do?
A. Park on a downhill section
B. Park on an uphill section
C. Park on a gentle section of the mountain road
D. Park on the crest of a slope
Answer：C
6、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
7、When a motor vehicle breaks down on an expressway and cannot be moved away from the driving lane, the driver may conduct emergency repairs on the driving lane.
A. Right
B. Wrong
Answer：B
8、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A. Right
B. Wrong
Answer：B
9、What kind of harmful effect will be brought about by continuously using the foot brake on a long downhill road?
A. Shorten the engine?ˉs service life
B. Make the driver feel tired
C. Easily cause the vehicle to overturn
D. Reduce the braking efficiency
Answer：D
10、The sign on the right warns of a narrowed road on both sides ahead.
A. Right
B. Wrong
Answer：B
11、The sign on the right indicates a one-kilometer distance from the ETC toll station.
A. Right
B. Wrong
Answer：A
12、What should the driver do when the motor vehicle encounters this situation in a residential area?
A. Stop immediately
B. Speed up and pass rapidly
C. Sound the horn continuously
D. Slow down and pass slowly
Answer：A
13、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
14、The sign on the right warns of right-hand S-shaped bend ahead.
A. Right
B. Wrong
Answer：B
15、When encountering a school bus which stops at the right roadside and students are embarking or disembarking, and there is only one motor vehicle lane in each direction, motor vehicle drivers behind the bus should stop and wait.
A. Right
B. Wrong
Answer：A
16、The guide arrow on the road surface of this lane indicates that only left turns are permitted at the intersection ahead.
A. Right
B. Wrong
Answer：A
17、The signs on each side warn of changes in road alignment ahead.
A. Right
B. Wrong
Answer：A
18、The guide arrow on the road surface of this lane indicates that U-turns and left turns are permitted at the intersection ahead.
A. Right
B. Wrong
Answer：A
19、The sign on the right warns of children on the section 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