영어 모의고사 (자동 편성)

Hospitals are increasingly adopting artificial intelligence tools that can scan medical images and flag potential tumors faster and, in some trials, more accurately than experienced radiologists. Patients understandably welcome any technology that catches disease earlier, yet the growing reliance on these tools raises an uncomfortable legal question that hospitals ①have only begun to address. When an AI system misses a diagnosis that a human doctor would likely ②have caught, responsibility becomes difficult to assign. The doctor may argue that they simply trusted a tool the hospital ③required them to use, the hospital may argue that the software company guaranteed its accuracy, and the software company may argue that no algorithm can ④expect to be perfect. Until legal systems clarify this chain of responsibility, patients harmed by an algorithmic error may find themselves with no clear party ⑤to hold accountable.

When an oil tanker ruptures and crude spreads across open water, cleanup crews increasingly reach not only for skimmers and floating booms but also for something far smaller: bacteria that ①eat oil. Certain naturally occurring microbes possess enzymes capable of ②breaking hydrocarbon molecules apart, using the carbon as an energy source and gradually converting a toxic slick into carbon dioxide and harmless byproducts. Bioremediation, as this approach is called, works far more slowly than mechanical cleanup, often ③taking months rather than days, but it can reach contamination trapped in soil or sediment that skimmers and booms can never reach. Scientists have learned to accelerate the process by adding nutrients ④that help native microbial populations multiply faster, or in some cases by introducing engineered strains selected specifically for their appetite for a particular pollutant. Because the method relies on living organisms rather than heavy machinery, it also tends ⑤leave a far gentler footprint on the surrounding ecosystem than excavation or chemical treatment ever could.

Two patients diagnosed with the same disease and prescribed the same medication can respond in strikingly different ways, one ①recovering quickly while the other experiences little benefit or even harmful side effects. Precision medicine starts from the observation that this variation often traces back to differences ②buried in each patient's genome, differences that determine how efficiently a body absorbs, breaks down, or responds to a given drug. By sequencing a patient's DNA before treatment begins, doctors can increasingly predict which medication is likely to work best and at what dose, ③replaced a strategy once described as one-size-fits-all with something closer to a tailored fit. This approach has proven especially valuable in cancer treatment, where tumors from two patients with the same diagnosis may carry entirely different genetic mutations ④that respond to entirely different drugs. Widespread adoption still faces real obstacles, since genetic sequencing remains expensive in many regions and few doctors have been trained ⑤to interpret the flood of genetic data such tests now produce.

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 attributed to herd psychology. During such episodes, individual investors, observing that prices have already risen substantially, often conclude that continuing to buy is ①reasonable simply because so many others are 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 attracting yet another wave of buyers convinced that the upward trend itself constitutes ②reliable evidence of underlying value. Historical episodes of speculative excess display a strikingly similar pattern, suggesting that the underlying psychological mechanism remains ③variable even as the specific assets involved change considerably across centuries. Eventually, however, some triggering event, however minor, prompts a portion of investors to ④reconsider their assumptions, and the resulting wave of selling can trigger a collapse every bit as rapid and self-reinforcing as the original ⑤ascent.

A cluster of neurons smaller than a pea can now spontaneously organize itself into layered structures that ①mimic, in miniature, the architecture of a developing human brain. Grown from stem cells coaxed to follow the same developmental cues that guide an embryo, these brain organoids have begun firing electrical signals in patterns that ②sharply resemble the activity recorded in an infant's brain. For researchers studying disorders such as autism or schizophrenia, this offers something long unavailable: a living model of human brain development that can be observed and manipulated directly, without ever touching an actual patient. Because organoids lack sensory organs, a body, or any connection to the outside world, most neuroscientists argue that the structures ③cannot generate anything resembling subjective experience, however brain-like their electrical activity may appear. Even so, the pace at which these organoids are growing more ④complex has convinced some ethicists that the field would benefit from establishing clear ⑤boundaries now, before the science outruns the conversation about what it means.

A cotton plant that manufactures its own insecticide sounds like science fiction, yet it has been growing in fields around the world for decades. Scientists achieved this by isolating a gene from a soil bacterium that produces a protein toxic to specific insect pests but harmless to humans, then inserting that gene into the plant's own genome so that every cell manufactures the protective protein. _______________. Supporters point to yield increases and reduced pesticide spraying documented across millions of hectares, while critics worry about weeds and insects evolving resistance to these built-in defenses over time, much as bacteria evolve resistance to antibiotics. Regulatory agencies in most countries now require extensive testing before a genetically modified crop reaches the market, evaluating everything from its nutritional content to its potential effects on nearby ecosystems.

Every time a smartphone connects to a network, it records a data point that can later map where its owner has been. The real danger emerges when location data from multiple sources is combined. Companies often argue that anonymized data cannot be traced back to individuals, yet researchers have repeatedly shown that _______________. As a result, privacy experts increasingly insist that location data deserves the same legal protection as medical records.

Suppose a mad scientist removed a living brain from its body, placed it in a vat of nutrient fluid, and connected its neurons to a supercomputer capable of generating perfectly realistic sensations. The brain would experience a full and convincing world, complete with a sky, a body, and other people, without ever suspecting that none of it existed outside the simulation. This scenario raises a genuinely difficult question for anyone confident in their own perception: how could a person ever prove that they are not that very brain right now? Ordinary evidence cannot help, since _______________. Some philosophers conclude that absolute certainty about the external world is simply unattainable, while others argue that the mere possibility of deception is not sufficient reason to abandon our everyday trust in what we perceive.

Marketers have long recognized that perceived scarcity can dramatically increase a product's desirability, even when the item's intrinsic qualities remain entirely unchanged. A retailer who labels a product as "limited edition" or displays a countdown timer beside a discounted offer prompts customers to make hurried purchase decisions they might otherwise postpone or reconsider. Consumers who later reflect calmly on such purchases frequently discover that the item's actual usefulness fell well short of the ___________ they experienced at the moment of decision.

Factories that once employed hundreds of workers on an assembly line now run with a fraction of that staff, as robotic arms handle tasks that used to require human hands. (A) However, critics point out that earlier transitions unfolded over generations, giving workers time to retrain, whereas today's robots are being deployed much faster. (B) Historical evidence offers some comfort: previous waves of automation eventually created new categories of work that no one had predicted. (C) A factory worker displaced this year, therefore, cannot simply wait for a new industry to emerge decades from now.