영어 모의고사 (자동 편성)

Instead of typing keywords into a search bar, a growing number of people now simply upload a photo and let an algorithm ①figure out what it contains. This process, known as reverse image search, compares the visual patterns in a picture against a massive database, ②identifying everything from a landmark in the background to the exact model of a pair of sneakers. Shoppers use it to find where an item seen on the street can ③be purchased, while students use it to identify plants, insects, or historical artworks in seconds. The system works by breaking an image down into countless small features, then ④matches that pattern against millions of stored examples. It is not flawless, however; a blurry photo, an unusual camera angle, or an object partly hidden behind another can easily ⑤confuse the algorithm.

Philosopher Jeremy Bentham designed the panopticon, a prison structure in which a central watchtower allows a single guard to observe every cell, while inmates can ①always determine whether they are actually being watched at any given moment. French theorist Michel Foucault later transformed this architectural idea into a broader theory of power, arguing that the mere possibility of being observed is often ②sufficient to produce obedient behavior, since individuals internalize the watcher's gaze and begin to discipline themselves even in the watcher's ③absence. Foucault extended this logic beyond prisons to schools, hospitals, and workplaces, suggesting that modern institutions increasingly rely on continuous, often invisible observation rather than physical force to maintain order. Contemporary scholars have applied Foucault's framework to digital surveillance, arguing that smartphones and workplace monitoring software ④recreate panoptic conditions on a vastly larger scale, one that some theorists claim is more effective precisely because it no longer feels like ⑤surveillance at all.

Planning a multi-city trip once meant hours spent comparing flight schedules, reading hotel reviews, and mapping out which sights were close enough to visit in a single day. AI travel planners now ①compress much of that work into a short conversation, asking about a budget, a travel style, and a handful of preferences before generating a full day-by-day itinerary within minutes. The tool draws on enormous amounts of data to suggest a route that avoids obvious ②scheduling conflicts. Many travelers appreciate having a solid starting point rather than a ③blank page. Still, seasoned travelers warn that these itineraries can feel oddly ④unique, often steering users toward the same popular landmarks that every other AI-generated plan recommends, while ⑤overlooking smaller, lesser-known places that a knowledgeable local guide might have suggested instead.

In the days leading up to an endurance event, many athletes deliberately ①increase their carbohydrate intake while reducing training volume, a practice known as carbohydrate loading. The strategy is designed to ②maximize the amount of glycogen, the storage form of carbohydrate, packed into muscle tissue before competition begins. Sports nutritionists caution, however, that the timing and composition of meals matter as much as the total quantity of carbohydrate consumed, since eating ③familiar foods immediately before competition can cause digestive discomfort. Athletes are therefore advised to ④practice their nutrition strategy during training rather than experimenting with it for the first time on race day. Beyond carbohydrates, adequate protein and micronutrient intake throughout the training cycle remains ⑤essential, since fueling strategy is only one part of a much larger nutritional picture.

Elite athletes rarely walk up to a free throw line or a golf ball without first performing a highly specific sequence of movements, a habit sports psychologists call a pre-performance routine. Far from being mere superstition, this consistent sequence serves a genuine cognitive purpose: repeating the same physical and mental steps before every attempt narrows an athlete's focus away from distracting thoughts and toward the specific technical cues needed to execute the skill correctly. Researchers have found that athletes who follow a consistent routine tend to show more stable performance under pressure than those who approach each attempt differently, because _______________. For this reason, coaches now actively teach young athletes to develop and rehearse individualized routines rather than treating them as personal quirks.

Long before a user finishes typing a sentence, the keyboard on most smartphones has already begun guessing what word comes next. (A) The system also adapts to each individual, gradually learning a person's favorite phrases, slang, and even the names of friends that no generic dictionary would recognize. (B) This constant personalization, however, creates a subtle side effect that few users notice, since autocomplete may be quietly narrowing everyday vocabulary. (C) This feature relies on a language model trained to notice which words commonly follow one another, so it can offer a shortlist of likely candidates, saving users countless keystrokes over the course of a day.

This makes it one of the most difficult winter hazards to prepare for in advance. When temperatures drop below freezing overnight, an invisible layer of black ice can form on sidewalks that look perfectly dry, catching even careful walkers off guard. ( ① ) Unlike a visibly icy patch, black ice reflects almost no light and blends into ordinary pavement, which is why so many falls happen on stretches that pedestrians would never suspect. ( ② ) Orthopedic doctors report a sharp rise in wrist and hip injuries every winter, most of them caused not by dramatic slips on icy hills but by a single unexpected step near a bus stop or a doorway. ( ③ ) Walking with shorter, flatter steps and keeping the hands free rather than in pockets can help a person regain balance quickly if a foot suddenly slides. ( ④ ) Choosing shoes with textured rubber soles rather than smooth ones also makes a difference, since even a small increase in grip can prevent a fall before it begins. ( ⑤ ) Treating every winter sidewalk as potentially icy, rather than trusting appearances, remains the simplest way to avoid injury.

Genetic potential, in other words, is merely a starting point, never a finished product. Scientists have identified certain gene variants that appear more frequently among elite endurance athletes than among the general population, along with a separate set that seems to favor explosive, power-based sports such as sprinting. ( ① ) One frequently studied variant, for instance, influences the proportion of slow-twitch versus fast-twitch muscle fibers a person naturally develops, a ratio that shapes whether a body leans toward endurance or explosive power. ( ② ) However, researchers caution strongly against interpreting these findings as evidence that athletic greatness is simply inherited. ( ③ ) Even athletes who carry every favorable variant identified so far still require years of disciplined training to translate that genetic potential into actual performance, and many elite competitors lack some of these supposedly advantageous variants altogether. ( ④ ) Genetics may set a rough ceiling on an individual's ultimate potential, but where any particular athlete lands within that range depends overwhelmingly on training quality, nutrition, coaching, and sheer determination. ( ⑤ )

This is precisely the kind of disruption that white noise is designed to prevent. Many people struggling to fall asleep in noisy environments turn to white noise machines, devices that emit a steady, uniform sound covering a broad range of frequencies. ( ① ) The appeal lies in a phenomenon called auditory masking, in which a constant background sound makes sudden noises, such as a slamming door, less noticeable to the sleeping brain. ( ② ) Without this masking effect, an abrupt change in sound is far more likely to trigger a brief awakening, even if the sleeper does not consciously remember it the next morning. ( ③ ) Studies comparing sleep in quiet rooms with sleep alongside white noise have found that participants using white noise experienced fewer of these brief awakenings and reported feeling more rested. ( ④ ) However, researchers caution that the benefit depends heavily on volume and consistency, since noise that is too loud or that varies unpredictably can itself become a source of disruption rather than a remedy. ( ⑤ ) Such backfiring effects remind us that more sound is not always better for a restless sleeper.

Only in recent years have researchers begun to seriously question whether this long-standing fear was ever justified in the first place. Parents and coaches sometimes worry that heavy resistance training might damage the growth plates in a young athlete's bones, cartilage regions near the ends of long bones that are responsible for lengthening as a child develops. ( ① ) This concern kept strength training out of many youth programs for decades. ( ② ) However, extensive research over the past twenty years has found little evidence that properly supervised resistance training harms growth plates in healthy children. ( ③ ) The actual risk arises not from lifting weights itself but from poor technique, excessive load, and inadequate supervision, factors that can injure any part of a young athlete's body regardless of the activity involved. ( ④ ) Major pediatric and sports medicine organizations now generally agree that structured strength programs, when taught with correct form and appropriate weight, can safely improve bone density, coordination, and injury resistance in young athletes. ( ⑤ )