영어 모의고사 (자동 편성)

Financial markets occasionally experience episodes in which asset prices rise far beyond any level that careful analysis of underlying fundamentals could justify, a phenomenon commonly ①attributed to herd psychology. During such episodes, individual investors, observing that prices have already risen substantially, often conclude that continuing to buy is reasonable simply because so many others ②are doing the same, rather than because any independent evaluation supports the purchase. This dynamic can become self-perpetuating: rising prices attract new buyers, whose purchases push prices higher still, thereby ③attracting yet another wave of buyers convinced that the upward trend itself constitutes reliable evidence of underlying value. Historical episodes of speculative excess display a strikingly similar pattern, suggesting that the underlying psychological mechanism ④remain constant even as the specific assets involved change considerably across centuries. Eventually, however, some triggering event, however minor, prompts a portion of investors to reconsider their assumptions, and the resulting wave of selling can ⑤trigger a collapse every bit as rapid and self-reinforcing as the original ascent.

Psychologists studying human judgment often describe the mind as operating through two distinct systems rather than a single unified process. System 1 works ①quickly and automatically, generating impressions and snap judgments without any noticeable sense of effort. System 2, by contrast, is slow, ②deliberate, and demanding, engaged only when a problem requires careful calculation or conscious reasoning. Most daily decisions are handled almost entirely by System 1, which allows people to function ③efficiently without exhausting their limited mental resources. This efficiency comes at a cost, however, because System 1 relies on simple shortcuts that can produce systematic errors, and System 2 is frequently too ④diligent or too occupied to double-check them. As a result, a judgment often feels most confident precisely at the moment when it has skipped the careful scrutiny that could have caught its own mistake, leaving the thinker ⑤unaware of how easily the impression was formed.

Devices that translate brain activity directly into digital commands have moved from laboratory experiments to real medical use, allowing paralyzed patients to control a robotic arm or type a message using thought alone. As the technology ①improves, some developers envision a future in which brain-computer interfaces extend beyond restoring lost function toward enhancing healthy minds. This prospect raises a philosophical question that medicine alone cannot answer: if a device can alter memory, mood, or decision-making, at what point does the assistance stop being a tool and start ②reshaping the very identity of the person using it. Neuroethicists argue that mental privacy, the ability to keep one's own thoughts ③exposed to external access or manipulation, may need to be recognized as a fundamental right before this technology becomes ④widespread. This concern is likely to grow ⑤more urgent as the devices become more powerful.

Imagine watching a fair coin land on heads five times in a row and feeling an increasingly strong intuition that the next flip is somehow due to produce tails. This intuition, though psychologically ①compelling, rests on a basic misunderstanding of probability, since each flip of a fair coin remains entirely ②independent 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 stays ③fixed 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 ④mistakenly believe that a win has become statistically overdue. Economists have even documented the same error among trained professionals, including loan officers who grow more likely to approve a risky application simply because they recently rejected several applications ⑤sporadically.

Why do people often overvalue objects they have partly built themselves, even when the finished product is objectively inferior to something they could have simply purchased? This puzzle, which researchers named after a furniture retailer famous for selling items that require home assembly, challenges the standard economic assumption that value is determined solely by an object's inherent qualities. In a series of experiments, participants who assembled a plain storage box were willing to pay nearly as much for their own imperfect creation as they were for a professionally built version, despite being fully aware of its flaws. Labor, it seems, functions as a kind of psychological investment: once effort has been poured into a task, _______________. This tendency helps explain why consumers often prefer products that demand some degree of personal assembly, even when a comparable finished item is available at a lower price and requires no time investment whatsoever.

Philosophers sometimes ask their students to imagine a creature physically identical to an ordinary human being in every measurable respect, one that walks, talks, laughs, and even cries out in apparent pain when injured, yet that has no inner conscious experience whatsoever. This imagined being, commonly called a philosophical zombie, behaves exactly as a conscious person would, since every neuron fires in precisely the same pattern. Defenders of the argument claim that because such a zombie is at least conceivable without any logical contradiction, consciousness itself cannot be fully explained by physical processes alone. Critics respond that _______________.

A cricket contains, gram for gram, roughly as much protein as beef, yet requires a small fraction of the land, water, and feed needed to raise cattle. This efficiency has drawn growing attention from researchers looking for ways to feed a global population that continues to climb while arable land remains essentially fixed. Insects also convert feed into body mass with remarkable efficiency, since they are cold-blooded and therefore spend far less energy regulating body temperature than a cow or pig must. _______________. Food companies have responded by grinding insects into a flour that disappears into protein bars, pasta, and baked goods, letting consumers benefit from the nutrition without ever having to look an insect in the eye.

Imagine two travelers preparing for the same trip: one refuses to fly after watching news coverage of a recent plane crash, while the other books a flight without hesitation. (A) This tendency, in which people estimate how likely an event is based on how easily examples come to mind rather than on actual data, quietly shapes countless everyday decisions. (B) Statistically, air travel remains far safer than driving the same distance by car, yet vivid, emotionally charged images tend to dominate human judgment more powerfully than dry statistics ever could. (C) News broadcasts that repeatedly feature rare disasters can leave viewers convinced that such events are common, even though official records clearly show the opposite. Advertisers and politicians alike exploit this pattern, knowing that a single striking anecdote often persuades audiences more effectively than pages of careful statistics ever manage to. Recognizing why memorable examples overshadow objective probability therefore matters, both for making sound personal choices and for noticing when public fear has drifted far from measurable reality.

Scaling up in ambition, however, means scaling up in difficulty as well. A biosensor works by pairing a biological component, such as an enzyme or antibody, with an electronic device that converts a biological reaction into a signal a computer can read. ( ① ) When the target molecule, whether glucose in blood or a trace of a pathogen, binds to the biological component, it triggers a small measurable change that the device translates into a readable number. ( ② ) This design has already transformed diabetes management, letting patients monitor blood sugar continuously through a small sensor worn under the skin rather than pricking a finger several times a day. ( ③ ) Engineers are now racing to extend the same principle to detect subtler targets, from cancer cells circulating in the bloodstream to trace contaminants in drinking water. ( ④ ) The central challenge is not detecting the target but doing so reliably outside a controlled laboratory. ( ⑤ ) A sensor that performs well on a clean lab bench can behave erratically once exposed to a real body or a real river.

In other words, people want the safest outcome for society in theory, but the safest outcome for themselves in practice. When engineers design the software that controls a self-driving car, they inevitably face a question that philosophers have debated for decades. ( ① ) If a crash becomes unavoidable, should the vehicle protect its own passenger at all costs, or should it be programmed to minimize total harm, even if that means steering toward the person inside? ( ② ) Surveys reveal an uncomfortable contradiction: most people say a car should be programmed to save the greater number of lives. ( ③ ) Yet the same people admit they would never buy a vehicle designed to sacrifice its own owner. ( ④ ) This gap between the ideal and the personal choice suggests that ethical programming cannot be settled by public opinion alone. ( ⑤ ) Manufacturers, regulators, and philosophers must instead agree on transparent rules before autonomous vehicles are allowed to make such decisions.