영어 모의고사 (자동 편성)

As private companies develop the technology to mine asteroids for rare metals and water, a legal question once confined to science fiction has suddenly ①become urgent: who, if anyone, owns the resources of outer space? Existing international treaties state that no nation may claim sovereignty over celestial bodies, but they say remarkably little about ②whether a private company may extract and sell what it finds there. Some governments have already passed domestic laws ③granting their own companies rights to material mined in space, a move that other nations view as a unilateral attempt to settle a question that should ④decide collectively. Supporters of space mining argue that new resources could ease shortages on Earth and fund further exploration, while critics warn that treating space as an open frontier for extraction risks ⑤repeating the same environmental and political mistakes that colonization caused on Earth.

Hospitals are increasingly adopting artificial intelligence tools that can scan medical images and flag potential tumors ①faster 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 have only begun to address. When an AI system misses a diagnosis that a human doctor would likely have caught, responsibility becomes ②easy to assign. The doctor may argue that they simply trusted a tool the hospital required them to use, the hospital may argue that the software company guaranteed its accuracy, and the software company may argue that no algorithm can be expected to be ③perfect. Until legal systems ④clarify this chain of responsibility, patients harmed by an algorithmic error may find themselves with no clear party to hold ⑤accountable.

Among the many strategies proposed to remove carbon dioxide from the atmosphere, one of the oldest draws on an agricultural technique predating modern industry, converting organic material into a ①stable form of charcoal known as biochar. Biochar is produced through pyrolysis, a process in which crop residues or wood chips are heated in an environment with little or no oxygen, preventing the material from burning away as in an open fire. This process leaves behind a carbon-rich solid that ②accelerates decomposition far longer than raw organic matter, locking carbon in a form remaining stable in soil for centuries. When mixed into farmland, biochar also improves soil structure, retaining moisture and nutrients otherwise lost, which can ③boost crop yields in depleted soils. For example, farmers cultivating nutrient-poor tropical soils have reported ④measurable increases in productivity after adding biochar. Nevertheless, researchers caution that the climate benefits of biochar depend on the feedstock and method used, since poorly managed pyrolysis can release as much carbon as it sequesters, ⑤undermining its own purpose.

Individuals rarely evaluate their own lives in isolation; instead, they measure their achievements, possessions, and status against a reference group, a set of people they use as a standard for comparison. This group need not be one to which a person actually belongs. Sociologists distinguish between normative reference groups, which shape a person's values and behavior, and comparative reference groups, which merely provide a benchmark for self-assessment. Robert Merton showed that soldiers who compared their promotion chances to peers within their own slow-moving unit often felt more satisfied than soldiers in units with faster promotion rates, because _______________. This counterintuitive finding demonstrates that satisfaction depends less on objective circumstances than on the group against which those circumstances are measured.

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.

Modern consumer culture often assumes that expanding the range of available options will automatically make people freer and happier, yet a growing body of research suggests the opposite may sometimes be true. (A) Having considered so many possibilities, a person naturally imagines the specific advantages that a different, unchosen option might have offered, and this imagined comparison quietly erodes contentment with what was actually selected. (B) When individuals select from an enormous set of alternatives, satisfaction with the final choice frequently declines rather than rises, even when the chosen item is objectively excellent. (C) This decline stems not from the difficulty of deciding but from what happens afterward, once a decision has already been made.

A liver no longer has to sit inside a human body to be studied closely. (A) Unlike flat cultures grown on a plastic dish, which lose many of the cues that guide normal development, organoids let cells interact in three dimensions much as they would inside the body, yielding tissue that behaves in strikingly realistic ways. (B) This fidelity has made organoids invaluable for testing how a drug affects human tissue before any patient is exposed, and some laboratories have even grown organoids from a single patient's own cells, raising the possibility of trialing a treatment on a miniature copy of that patient's organ. (C) By coaxing stem cells to organize themselves within a nutrient-rich gel, scientists can now grow miniature three-dimensional structures called organoids, which reproduce much of the architecture and function of a real organ.

Traditional industrial systems have relied on a linear model of production, in which raw materials are extracted, transformed into goods, and eventually discarded as waste. This approach treats natural resources as if unlimited and disposal as if costless. (A) Because such practices lessen dependence on finite raw materials, they reduce the environmental damage caused by mining. Consequently, the circular economy is increasingly regarded as a viable economic strategy that conserves resources for future generations. (B) A circular economy proposes an alternative framework in which materials are kept in continuous use through reuse, repair, and recycling, thereby reducing the extraction of virgin resources. Central to this model is the notion that waste, rather than being an inevitable byproduct, can be redesigned as a resource for another process, much as fallen leaves nourish the trees that shed them. (C) For example, manufacturers design products so that components can be disassembled and reused in new items once their original function ends. Some companies also lease equipment instead of selling it outright, retaining responsibility for refurbishment.

Suppose that one day Mary is finally released from the room and shown a ripe red tomato for the first time. Imagine a brilliant scientist named Mary who has spent her entire life inside a black-and-white room, learning everything physical science could ever teach about color, including the exact wavelengths of light and the precise neural processes triggered when a person sees red. ( ① ) Despite this complete physical knowledge, Mary herself has never actually seen a color; every book, screen, and object in her world has been carefully restricted to shades of gray. ( ② ) Philosopher Frank Jackson argued that Mary would learn something entirely new at that moment, namely what it actually feels like to see red. ( ③ ) This is true even though she already possessed every physical fact about color there was to know beforehand. ( ④ ) If Mary genuinely gains new knowledge upon leaving the room, then physical facts alone cannot capture everything there is to know about conscious experience. ( ⑤ ) Something, it seems, was missing from her exhaustive scientific education all along.

Confined in this controlled setting, the organisms grow far faster than they ever would in the wild. Long before humans learned to drill for oil, microorganisms had already mastered the art of converting sunlight and carbon dioxide into stored chemical energy. ( ① ) Modern biofuel research borrows this ability, cultivating algae or engineered bacteria in large tanks. ( ② ) There, they can be coaxed into producing oils and sugars that can be refined into fuel usable in existing engines. ( ③ ) Unlike crops grown for corn-based ethanol, which compete directly with food production for arable land, many algae strains can thrive in shallow ponds, wastewater, or even coastal seawater unsuitable for conventional agriculture. ( ④ ) Engineers have also learned to tinker with the metabolic pathways of these organisms, boosting oil yield far beyond what any wild strain would naturally produce on its own. ( ⑤ ) Despite this progress, producing biofuel at a cost competitive with fossil fuel remains difficult, since harvesting and processing the organisms consumes a substantial share of the energy the fuel itself will eventually provide.