영어 모의고사 (자동 편성)

Cognitive psychologists distinguish between two modes by which the mind handles information, a distinction that helps explain why experienced drivers can hold conversations while navigating familiar roads without conscious effort. Automatic processing occurs ①slowly, requires minimal attention, and typically operates outside conscious awareness, allowing multiple automatic tasks to proceed without interfering with one another. Controlled processing, by contrast, unfolds more slowly, demands ②deliberate attention, and can generally handle only one demanding task at a time, since it draws upon a limited pool of cognitive resources that becomes rapidly depleted under competing demands. Skills that once required intense concentration, such as reading or typing, gradually become automatic through ③extensive practice, freeing attentional resources for other purposes. This shift explains why novice drivers find it difficult to talk while merging onto a highway, whereas seasoned drivers manage the same maneuver with ④comparative ease. However, automaticity carries hidden costs, since automatized responses can be triggered ⑤inappropriately by habitual cues even when circumstances have changed, occasionally producing errors that controlled deliberation would have prevented.

Individuals rarely evaluate their own lives in ①isolation; instead, they measure their achievements, possessions, and status against a reference group, a set of people they use as a standard for comparison. A struggling artist may judge success not against neighbors but against celebrated painters in art history, a comparison that can inspire ambition or, just as easily, ②breed persistent dissatisfaction. Sociologists distinguish between normative reference groups, which shape a person's values and behavior, and comparative reference groups, which merely provide a ③benchmark 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 the latter could see colleagues advancing while they themselves ④surpassed them. This counterintuitive finding demonstrates that satisfaction depends less on objective circumstances than on the group against which those circumstances are ⑤measured.

When a country physician named Edward Jenner noticed that milkmaids who had caught cowpox seemed immune to smallpox, he set in motion a medical revolution without fully understanding why it worked. _______________. This method produced genuine successes, eventually eliminating smallpox worldwide and reducing diseases such as polio and measles, but each new vaccine still required years of laboratory work with no guarantee of success. Advances in molecular biology eventually allowed researchers to isolate a single protein from a pathogen's surface rather than using the whole organism, producing vaccines with fewer side effects and a more predictable safety profile. The most recent shift, toward delivering genetic instructions rather than proteins themselves, represents the latest chapter in a story that began with an eighteenth-century doctor's curiosity about a puzzling immunity among dairy workers.

A liver no longer has to sit inside a human body to be studied closely. 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. Unlike flat cultures grown on a plastic dish, organoids let cells interact in three dimensions much as they would inside the body, yielding tissue that behaves in strikingly realistic ways. This fidelity has made organoids invaluable for testing how a drug affects human tissue before any patient is exposed, _______________. 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 before committing to an actual course of therapy.

As more schools shift toward digital textbooks and online assignments, a student without reliable internet access at home faces a disadvantage that has little to do with talent or effort. (A) That assumption is increasingly being reconsidered, particularly as more essential services, from job applications to medical appointments, move online by default. (B) Some policymakers initially treated internet access as a convenience, comparable to cable television, rather than as infrastructure essential to modern life. (C) Closing this divide will require more than simply distributing devices; it will demand sustained investment in the physical networks that carry information into every home.

Retailers have discovered practical ways to counteract the negative effects of choice overload without simply reducing the number of products they offer. (A) One common strategy involves organizing an extensive product catalog into clearly labeled categories and subcategories, allowing customers to narrow their search gradually rather than confronting the entire array at once. (B) Another approach highlights a small number of curated recommendations, such as "staff picks" or "best sellers," giving hesitant customers a reasonable starting point without eliminating other options entirely. (C) Both strategies share a common principle: they do not reduce the objective number of choices available but instead reduce the cognitive burden of navigating them.

Suppose a mysterious being with a near-perfect track record of predicting human choices presents a player with two boxes. (A) The player may choose to take only Box B, or to take both boxes, and the prediction has already been made and cannot change. (B) Box A always contains a visible thousand dollars, while Box B contains either a million dollars or nothing at all, depending on a prediction the being made before the game even began. (C) One line of reasoning says taking both boxes is strictly better, since whatever is already inside the boxes cannot be altered by the player's choice at this point, while a second line of reasoning says taking only Box B is better, given the being's near-perfect accuracy.

In some cases, nature alone is simply too slow, and human ingenuity is called on to speed things along. 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 eat oil. ( ① ) Certain naturally occurring microbes possess enzymes capable of breaking hydrocarbon molecules apart, using the carbon as an energy source and gradually converting a toxic slick into carbon dioxide and harmless byproducts. ( ② ) Bioremediation, as this approach is called, works far more slowly than mechanical cleanup, often taking months rather than days. ( ③ ) But it can reach contamination trapped in soil or sediment that skimmers and booms can never reach. ( ④ ) Scientists have learned to accelerate the process by adding nutrients that help native microbial populations multiply faster, or in some cases by introducing engineered strains selected specifically for their appetite for a particular pollutant. ( ⑤ ) Because the method relies on living organisms rather than heavy machinery, it also tends to leave a far gentler footprint on the surrounding ecosystem than excavation or chemical treatment ever could.

Contemporary sociologists continue to debate whether digital networks represent a genuine revival of Gemeinschaft-style community or merely extend Gesellschaft's impersonal logic into new, more intimate-seeming spaces. German sociologist Ferdinand Tönnies distinguished between two fundamentally different forms of social organization, which he termed Gemeinschaft and Gesellschaft. ( ① ) Gemeinschaft, often translated as community, describes relationships bound by close kinship, shared tradition, and face-to-face familiarity, typical of small villages. ( ② ) Gesellschaft, often translated as society, describes relationships organized around impersonal contracts, self-interest, and formal law, typical of large cities. ( ③ ) Tönnies did not regard one form as simply superior to the other; rather, he saw the shift from Gemeinschaft toward Gesellschaft as a defining feature of modernization. ( ④ ) This shift brought greater efficiency and individual freedom while weakening the dense emotional bonds that once held communities together. ( ⑤ )

The practical consequence of this precision has been a dramatic acceleration in the pace of genetic research itself. Bacteria have been cutting up invading viral DNA for billions of years, long before any scientist thought to borrow the trick for use in a laboratory. ( ① ) The CRISPR-Cas9 system, as it is now known, relies on a short guide RNA that matches a specific DNA sequence, leading a scissor-like enzyme called Cas9 directly to that exact location in the genome. ( ② ) Once Cas9 arrives at the target site, it slices both strands of the DNA helix, and the cell's own repair machinery rushes in to mend the cut, often introducing a small change in the process. ( ③ ) By supplying the cell with a template during this repair step, scientists can direct that machinery to insert a specific new sequence. ( ④ ) This goes well beyond merely disabling the original gene. ( ⑤ ) What once required years of painstaking work to alter a single gene can now, with a properly designed guide RNA, be accomplished within days.