영어 모의고사 (자동 편성)

Imagine watching a fair coin land on heads five times in a row and ①feeling an increasingly strong intuition that the next flip is somehow due to produce tails. This intuition, though psychologically compelling, rests on a basic misunderstanding of probability, since each flip of a fair coin ②remains entirely independent of every flip that came before it. The coin possesses no memory of its previous outcomes, and its probability of landing on tails on the sixth flip ③stays fixed at fifty percent regardless of how many heads preceded it. Casinos have long profited from this misconception, watching gamblers place larger bets after a losing streak simply because they mistakenly ④believing that a win has become statistically overdue. Economists have even documented the same error among trained professionals, including loan officers ⑤who grow more likely to approve a risky application simply because they recently rejected several applications in a row.

In the late nineteenth century, the psychologist Hermann Ebbinghaus undertook a rigorous investigation of forgetting ①by serve as his own experimental subject. He memorized thousands of meaningless three-letter syllables ②so that prior knowledge could not skew his results. After learning each list to perfection, he tested his retention at intervals ③ranging from twenty minutes to a month later. He recorded how many repetitions were required to relearn the material each time. The resulting curve revealed a consistent pattern. Forgetting proceeds rapidly during the initial hours following learning, then gradually ④decelerates until the rate of loss becomes almost imperceptible. Roughly half of the acquired information vanished within the first hour alone. Yet whatever survived that initial plunge tended to persist for much longer periods. Ebbinghaus further found that ⑤distributing study sessions across several days produced better retention than cramming the same repetition into one sitting.

A plastic bag that fully decomposes within months rather than lingering for centuries sounds almost too convenient to be real, yet certain bioplastics on the market ①do exactly that under the right conditions. Unlike conventional plastic, derived almost entirely from petroleum, many bioplastics are ②synthesized from renewable feedstocks such as corn starch or sugarcane, sometimes with the help of bacteria engineered to produce plastic-like polymers as a byproduct of their metabolism. Not every bioplastic biodegrades quickly, however, and some marketed as eco-friendly break down only in industrial composting facilities ③that reach conditions rarely found in a backyard compost heap or the open ocean. Critics point out that growing crops for bioplastic production can compete with food crops for farmland and water, ④complicating the assumption that a biological origin automatically makes a material more sustainable. Researchers are now exploring bioplastics made from agricultural waste and algae instead of dedicated crops, hoping to ⑤sidestepping this competition for land while preserving the benefits that first made bioplastics appealing.

For much of the twentieth century, memory researchers assumed that once a memory had been ①consolidated—transformed from a fragile, short-term trace into a stable, long-term representation—it remained essentially fixed, immune to further modification unless the underlying neural circuitry was physically damaged. This assumption, however, was ②overturned by a body of research demonstrating that the act of retrieval itself can ③stabilize a previously consolidated memory, rendering it temporarily susceptible to alteration before it is, in a sense, filed away again. During this narrow window, which typically lasts only a few hours, the memory can be ④strengthened, weakened, or even subtly distorted by new information encountered in the interim, after which it must undergo a second round of stabilization, a process now widely referred to as reconsolidation. Consequently, what we experience as a stable recollection may actually be a continuously ⑤revised construction, reshaped every time it is summoned into conscious awareness and returned to storage.

Imagine a man locked inside a room who does not understand a single word of Chinese, yet who possesses a giant rulebook written entirely in English. Slips of paper covered with Chinese characters are passed in through a slot, and by following the rulebook's instructions step by step, he produces replies that appear fluent to anyone outside. From the perspective of a native speaker reading the responses, the room seems to understand Chinese perfectly. Yet the man inside understands nothing at all; he is merely manipulating shapes according to formal rules, without grasping their meaning. This scenario was designed to challenge the assumption that a computer running a sophisticated program truly understands language simply because it produces convincing output. Passing every external test of intelligence, the argument suggests, is not the same as possessing genuine understanding, since _______________.

When people evaluate their personal contribution to water scarcity, they often consider only the water that flows directly from household taps, overlooking a far larger quantity consumed indirectly through the goods they purchase. (A) The water footprint, a concept that extends this narrow view, measures the total volume of freshwater used to produce the goods and services an individual or a nation consumes. Central to this concept is the notion of virtual water, the water embedded invisibly within a product, from irrigating cotton fields to livestock raised for meat. (B) Critics caution, however, that focusing exclusively on aggregate volume can mislead policymakers, since a liter of water drawn from a region suffering drought carries far greater consequences than one drawn from a water-abundant area. (C) For instance, producing a kilogram of beef can require several thousand liters of water, whereas a kilogram of vegetables typically demands a fraction of that amount. Nations that import water-intensive goods rather than producing them domestically are importing virtual water from regions that may face severe shortages.

주어진 문장: This insight helps explain why memory athletes can recall astonishing amounts of information despite possessing the same underlying cognitive architecture as everyone else. Working memory refers to the mental workspace in which information is temporarily held and manipulated while a person performs a cognitive task. ( ① ) Such tasks include solving an arithmetic problem, following a rapid conversation, or holding a phone number in mind before dialing it. ( ② ) In the mid-twentieth century, the psychologist George Miller proposed that this workspace could accommodate roughly seven discrete items. His claim proved so influential that it became widely known as the magic number seven. ( ③ ) Subsequent research, however, revealed that Miller's estimate was somewhat generous, since it failed to account for the complexity of the material being remembered. ( ④ ) Nelson Cowan later argued that when rehearsal strategies are prevented and attention is tightly controlled, genuine capacity hovers closer to four items rather than seven. This discrepancy suggests that what earlier studies had measured was not raw storage capacity itself but a hybrid quantity inflated by clever strategies. ( ⑤ ) Contemporary psychologists therefore distinguish between the fixed limit of working memory and the flexible techniques that allow individuals to transcend that limit.

The cell then acts as a temporary factory, translating that instruction into an actual protein without ever altering the cell's permanent genetic code. For decades, most vaccines worked by injecting a weakened or inactivated version of a pathogen, coaxing the immune system into recognizing an enemy it had never truly fought. ( ① ) mRNA vaccines take a fundamentally different route, delivering only a short genetic instruction wrapped in a protective lipid capsule, one that tells the body's own cells how to manufacture a single harmless piece of a virus's outer surface protein. ( ② ) Once those cells display the fragment, the immune system learns to recognize it as foreign and builds a defense, without ever having encountered the actual pathogen. ( ③ ) Because the vaccine contains no live virus and cannot alter a cell's own DNA, developers can redesign the genetic instructions within weeks whenever a pathogen mutates. ( ④ ) This is far shorter than the years-long process required for traditional vaccines. ( ⑤ ) This speed, first proven on a global scale during a recent pandemic, has convinced many researchers that the same platform could eventually be adapted to fight diseases far beyond infectious illness, including certain cancers.

주어진 문장: This pattern holds regardless of academic subject, suggesting that the depth-of-processing principle generalizes far beyond simple laboratory tasks. For decades, memory researchers assumed that repetition alone determined how well information would be retained, an assumption that an influential theory proposed by Craik and Lockhart eventually overturned. ( ① ) According to their framework, what matters most is not how many times a person rehearses material but how deeply that material is processed during encoding. ( ② ) Shallow processing, which involves attending merely to superficial features such as the shape of letters or the sound of a word, produces memory traces that fade quickly and remain vulnerable to interference. ( ③ ) Elaborative processing, by contrast, requires connecting new information to existing knowledge, generating meaningful associations, and analyzing semantic content, thereby producing traces that are considerably more durable. ( ④ ) Consequently, a student who merely repeats a definition aloud without considering its implications is less likely to retain it than one who relates the concept to a personal example. ( ⑤ ) This distinction reshaped educational practice, encouraging teachers to design tasks that demand comprehension rather than mechanical repetition, since durable memory depends on the depth, not the frequency, of cognitive engagement.

Journalists now face the burden of verifying footage that once would have been accepted as self-evident proof. A few years ago, spotting a manipulated video required a trained eye and specialized software. ( ① ) Today, freely available applications allow almost anyone to swap a face or fabricate a voice convincingly enough to fool casual viewers within minutes. ( ② ) This shift has quietly undermined one of the oldest assumptions in human communication: that seeing and hearing something is a reasonably reliable way to confirm it happened. ( ③ ) Perhaps more troubling than any single fake video is the broader effect on public trust, sometimes called the liar's dividend, in which genuine footage can be dismissed as fabricated simply because deepfakes exist. ( ④ ) In this environment, the mere possibility of manipulation can be almost as damaging as manipulation itself. ( ⑤ )