영어 모의고사 (자동 편성)

Factories that once employed hundreds of workers on an assembly line now run with a fraction of that staff, as robotic arms handle tasks ①that used to require human hands. Economists have long debated whether this shift destroys jobs or simply ②transforms them. Historical evidence offers some comfort: previous waves of automation eventually created new categories of work that no one ③had predicted. However, critics point out that earlier transitions unfolded over generations, ④given workers time to retrain, whereas today's robots are being deployed at a pace that leaves little room for adjustment. For this reason, many economists argue that the real challenge is not the robots themselves, but the speed at which society ⑤is expected to adapt to them.

Traditional industrial systems have relied on a linear model of production, in which raw materials ①are extracted, transformed into goods, and eventually discarded as waste. This approach treats natural resources as if unlimited and disposal as if costless. A circular economy proposes an alternative framework in which materials ②is 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 ③being an inevitable byproduct, can be redesigned as a resource for another process, much as fallen leaves nourish the trees that shed them. For example, manufacturers design products so that components can be disassembled and ④reused in new items once their original function ends. Some companies also lease equipment instead of selling it outright, ⑤retaining responsibility for refurbishment.

Social media platforms rarely show users a neutral stream of information. Instead, recommendation algorithms are ①optimized to maximize engagement, and content that provokes strong emotion, particularly outrage, tends to hold attention longer than balanced reporting ever could. Over time, users exposed to a steady diet of emotionally charged content may come to believe that extreme opinions are far more ②common than they actually are, simply because those opinions dominate their feed. Researchers describe this as a ③distorted mirror: the platform reflects not society as it truly is, but a version shaped by whatever keeps people scrolling. Some platforms have experimented with reducing the visibility of outrage-driven content, only to see user engagement ④drop, which reveals an uncomfortable truth about the underlying business model. This ⑤confirms that emotionally extreme content plays little role in keeping the platform profitable.

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. The CRISPR-Cas9 system relies on a short guide RNA that matches a specific DNA sequence, _______________. 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. By supplying the cell with a template during this repair step, scientists can direct that machinery to insert a specific new sequence rather than merely disabling the original gene. What once required years of painstaking work to alter a single gene can now be accomplished within days.

Even highly capable individuals can make disastrous collective decisions once they are absorbed into a tightly knit group, a phenomenon psychologist Irving Janis termed groupthink. Within cohesive committees, boards, and advisory councils, members often prioritize consensus and group harmony over a rigorous evaluation of alternatives, silencing doubts rather than risking the discomfort of dissent. Sociologists extend this analysis beyond small committees, noting that entire organizations can develop cultures that reward conformity and punish employees who raise inconvenient questions. Historical inquiries into policy failures and corporate disasters frequently reveal that critical information existed within the organization but never reached decision makers, not because it was hidden, but because _______________.

Later sociologists broadened the framework well beyond economic class, applying conflict analysis to struggles organized around race, gender, and other categories of unequal social power. Where structural functionalism emphasizes cooperation and stability, conflict theory begins from the premise that society is best understood as an ongoing struggle between groups with competing interests over scarce resources such as wealth, power, and prestige. ( ① ) Rooted in the writings of Karl Marx, classical conflict theory focused on the economic struggle between those who own productive resources and those who must sell their labor to survive. ( ② ) It argued that dominant groups shape laws, education, and even widely shared beliefs in ways that quietly protect their own advantage. ( ③ ) Unlike functionalists, who often interpret existing social arrangements as serving a necessary purpose, conflict theorists argue that apparent social order frequently masks underlying tension. ( ④ ) Dominant groups actively work to contain this tension, whether through ideology or through institutions that channel dissent into forms unlikely to threaten those who hold power. ( ⑤ )

Consequently, even seasoned professionals who believe themselves immune to such influence often fail to notice how much their final judgment has shifted. The anchoring effect can be surprisingly resistant to conscious correction. ( ① ) Even when individuals are explicitly warned in advance that a number they are about to see is randomly generated and therefore meaningless, their subsequent estimates still drift toward that arbitrary figure. ( ② ) This occurs because the mind uses the initial number as a starting point and then adjusts insufficiently away from it, a process that leaves the final judgment biased toward the anchor. ( ③ ) Experimental studies have repeatedly demonstrated this effect across a wide range of tasks, from estimating historical dates to appraising real estate. ( ④ ) The bias persists not because people lack expertise, but because the adjustment process itself is inherently incomplete. ( ⑤ ) Awareness of the anchoring effect, therefore, does not guarantee immunity from it, which is precisely what makes the bias so difficult to counteract in practice.

Scarcity cues of this kind are becoming increasingly common across online retail platforms, appearing on everything from hotel bookings to concert tickets. A shopper browsing an online store notices that a particular item is marked as "only three left in stock." ( ① ) Before seeing this notice, the shopper had regarded the item with only mild interest, uncertain whether it was worth purchasing at all. ( ② ) After seeing the notice, however, the same shopper suddenly feels a pressing urge to complete the purchase before the remaining stock disappears, even though nothing about the item itself has changed. ( ③ ) This shift in urgency illustrates how scarcity cues can transform hesitation into immediate action within moments. ( ④ ) Retailers are well aware of this dynamic, which is why such notices frequently appear even when actual stock levels are difficult for customers to verify independently. ( ⑤ ) Whether the stated scarcity is genuine or exaggerated, its psychological effect on the shopper's behavior remains remarkably similar.

Until clearer rules emerge, artists, developers, and publishers remain locked in a legal gray zone that satisfies almost no one. Generative AI systems learn to write, draw, and compose by studying enormous collections of existing human work, much of which was created without the artists' knowledge or consent. ( ① ) Supporters of the technology argue that this process resembles how a human student learns by studying the masters. ( ② ) Critics respond that the comparison breaks down at scale, since a single AI model can absorb millions of works in days. ( ③ ) Courts around the world are now being asked to decide whether training an algorithm on copyrighted material counts as fair use or as infringement. ( ④ ) This is a question the law was never designed to answer. ( ⑤ )

A society is often judged by how much intergenerational mobility it permits, since high mobility suggests that outcomes depend more on effort and ability than on the accident of birth. Social mobility refers to the movement of individuals or families between different positions within a society's system of stratification, whether upward, downward, or sideways. ( ① ) Sociologists distinguish intragenerational mobility, changes within a single person's lifetime, from intergenerational mobility, differences between the social position of parents and their children. ( ② ) Structural mobility, caused by large-scale economic shifts such as the growth of new industries, must be distinguished from individual mobility, which results from a single person's particular choices. ( ③ ) Research across many nations has found that education functions as the primary channel of upward mobility. ( ④ ) Yet access to quality education is itself unevenly distributed, meaning the very mechanism meant to promote fairness can end up reproducing the inequality it was designed to overcome. ( ⑤ )