영어 모의고사 (자동 편성)

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

Across the world, teenagers are chronically short on sleep, often getting two or three hours less than the eight to ten hours experts recommend for their age. Part of the problem lies in biology: as puberty begins, the body's internal clock naturally shifts later, ① making it difficult for teenagers to fall asleep before eleven at night. Yet school start times rarely adjust to this shift, ② forcing students to wake before their bodies are ready. The consequences extend well beyond simple tiredness. Chronic sleep loss during adolescence has been linked to impaired concentration, weakened memory, and a higher risk of anxiety and depression. It can also disrupt the hormones ③ that regulating appetite, contributing to unhealthy weight gain over time. Some school districts have experimented with ④ delaying start times by even thirty minutes, and early results suggest that students who gain that extra rest show improved grades, better mood, and fewer tardy arrivals. Despite this evidence, changing entrenched school schedules ⑤ remains a slow and contentious process.

As governments and companies work to address climate change, a new category of employment ①known as green jobs has expanded rapidly. These positions include solar panel installers, wind turbine technicians, and specialists who design energy-efficient buildings. Countries that have invested heavily in renewable energy have seen employment in this sector ②grown far faster than in the economy overall. Young workers, in particular, are drawn to green careers because they ③offer a sense of purpose alongside financial stability. Critics point out that transitioning workers from fossil fuel industries to green jobs is not always simple, ④since the required skills can differ significantly. Governments are therefore introducing training programs designed ⑤to help such workers shift smoothly into renewable energy careers.

German sociologist Georg Simmel argued that the psychological experience of city life differs fundamentally from life in small towns, primarily because urban residents are ① bombarded with a much greater volume of stimuli than the human nervous system evolved to process. To cope with this constant sensory overload, Simmel proposed, city dwellers develop what he called a blasé attitude, a protective indifference in which individuals mentally ② sharpen their emotional reaction to the surrounding crowd, treating most encounters with calculated detachment rather than genuine engagement. This detachment, while sometimes criticized as cold or impersonal, also grants urban residents a distinctive ③ freedom, since so few people know or judge them personally. Simmel therefore viewed anonymity as a ④ double-edged feature of modern life, one that isolates individuals from deep communal bonds while simultaneously ⑤ liberating them from the constant surveillance of small-town social life.

Ambitious young athletes and the parents who support them sometimes assume that more training automatically produces ① better results, a belief that occasionally leads to a condition known as overtraining syndrome. Unlike ordinary fatigue that resolves after a few days of rest, overtraining syndrome develops ② rapidly within a single day of insufficient recovery, eventually producing persistent exhaustion, declining performance despite continued hard work, and increased susceptibility to illness and injury. Adolescents may be especially vulnerable, since their bodies are simultaneously coping with the physical demands of growth and the added stress of intensive training schedules. Warning signs are often ③ subtle at first, including disrupted sleep, irritability, and a loss of enthusiasm for a sport the athlete once genuinely enjoyed. Recovery from full-blown overtraining syndrome can take ④ months rather than days, which is why sports medicine specialists now emphasize monitoring early warning signs and scheduling rest before symptoms ⑤ worsen.

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 stable form of charcoal known as biochar. Biochar is produced through pyrolysis, _______________. This process leaves behind a carbon-rich solid that resists 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 boost crop yields in depleted soils. For example, farmers cultivating nutrient-poor tropical soils have reported measurable 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, undermining its own purpose.

When people evaluate their personal contribution to water scarcity, they often consider only the water that flows directly from household taps, overlooking a far larger quantity consumed indirectly through the goods they purchase. (A) The water footprint, a concept that extends this narrow view, measures the total volume of freshwater used to produce the goods and services an individual or a nation consumes. Central to this concept is the notion of virtual water, the water embedded invisibly within a product, from irrigating cotton fields to livestock raised for meat. (B) Critics caution, however, that focusing exclusively on aggregate volume can mislead policymakers, since a liter of water drawn from a region suffering drought carries far greater consequences than one drawn from a water-abundant area. (C) For instance, producing a kilogram of beef can require several thousand liters of water, whereas a kilogram of vegetables typically demands a fraction of that amount. Nations that import water-intensive goods rather than producing them domestically are importing virtual water from regions that may face severe shortages.

Feed an AI music program a mood, a tempo, and a rough genre, and within seconds it can generate a complete instrumental track. (A) The software has studied thousands of existing songs, learning which chord progressions and rhythms tend to sound pleasant together, and it recombines these patterns into something new. (B) For independent creators who cannot afford a composer or expensive licensing fees, this has been a genuine breakthrough. (C) Professional musicians, however, remain divided, since a flood of AI-generated background music could quietly push human composers out of smaller, lower-budget projects.

Introducing cobots into a factory requires careful planning to ensure both safety and productivity. (A) Once installed, however, cobots must be closely monitored, since their sensors can occasionally malfunction in noisy or crowded environments. (B) Engineers must first program the robots to recognize the exact boundaries of each worker's movement space. (C) After this initial setup, cobots can be integrated gradually, starting with simple tasks before taking on more complex ones.

There are a few simple strategies that make writing a personal statement easier. (A) Second, use specific examples instead of vague statements, since details make a story more convincing. (B) First, explain what each experience taught you rather than simply listing your achievements. (C) Finally, always proofread carefully, since small errors can distract readers from an otherwise strong statement.