영어 모의고사 (자동 편성)

Anyone who has ever promised to finish a project "by Friday," only ① to still being working on it weeks later, has experienced the planning fallacy firsthand. This term describes the persistent tendency of individuals and organizations ② to underestimate how long a task will take, how much it will cost, and how many complications will inevitably arise. What makes this bias particularly stubborn is that awareness of past failures rarely leads to more accurate predictions; a construction firm that ③ finished its last three projects late will often insist, with genuine confidence, that this next project will be different. Researchers argue that planners focus almost exclusively on the specific steps of the current task while ④ ignoring the broader statistical record of similar projects that came before. Until such external correction becomes standard practice, ambitious deadlines will likely continue to be ⑤ broken with remarkable consistency.

Many readers assume that once they finish a book, there is no reason to open it again. Yet teachers who study reading often ① disagree, arguing that a second reading can reveal details a first reading ② misses completely. During a first reading, most of a student's attention goes toward simply following the plot, ③ wondering what will happen next. Once the ending is already known, a second reading frees the mind ④ notice smaller things, such as a clever hint the author placed early in the story or a change in a character's tone. Teachers therefore encourage students not to rush toward new titles alone, but to occasionally return to a book they already ⑤ loved, since a second visit often teaches more than the first.

Science labs feel far safer than they actually are, largely because the equipment looks harmless and the experiments are carefully ① planned by a teacher. This false sense of security leads some students ② to skip small precautions, such as wearing safety goggles for a "simple" experiment or tasting a substance out of curiosity. Chemical reactions, however, do not distinguish between a professional laboratory and a classroom; a small amount of the wrong substance ③ splashed into an eye can cause permanent damage within seconds, regardless of how basic the experiment seemed. Teachers repeatedly emphasize ④ to read each instruction before touching any material, since even a familiar-looking chemical can behave unpredictably when combined with something new. Most laboratory accidents, researchers note, do not happen during advanced or unusual experiments but during routine ones that students ⑤ have performed many times before.

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.

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 _______________.

As solar and wind power expand rapidly across national grids, engineers face a challenge that receives far less public attention than the construction of the generating facilities themselves. Unlike conventional power plants, which can adjust their output to match demand at almost any moment, solar panels and wind turbines generate electricity only when sunlight or wind is available, producing supply that fluctuates constantly. This intermittency means that grid operators must balance supply and demand even when renewable output suddenly drops, such as when clouds cover a solar farm or wind speeds fall. One proposed solution involves large-scale battery storage systems, which absorb surplus electricity generated during periods of high output and release it later when generation declines. Another approach relies on expanding transmission networks across wider regions, so that electricity generated in a sunny area can be redirected to places experiencing a shortfall. Grid operators _______________. Without such investment, integrating renewable energy could paradoxically undermine the very reliability that modern electricity grids are expected to provide.

For decades, memory researchers assumed that repetition alone determined how well information would be retained, an assumption that an influential theory proposed by Craik and Lockhart eventually overturned. According to their framework, what matters most is _______________. Shallow processing, which involves attending merely to superficial features such as the shape of letters or the sound of a word, produces memory traces that fade quickly and remain vulnerable to interference. Elaborative processing, by contrast, requires connecting new information to existing knowledge, generating meaningful associations, and analyzing semantic content, thereby producing traces that are considerably more durable. Consequently, a student who merely repeats a definition aloud without considering its implications is less likely to retain it than one who relates the concept to a personal example. This distinction reshaped educational practice, encouraging teachers to design tasks that demand comprehension rather than mechanical repetition, since durable memory depends on the depth, not the frequency, of cognitive engagement.

This eagerness to get moving is understandable, but it can come at a real physical cost. Physical education class often feels like the one period of the day when students can finally move freely, which sometimes leads them to skip the warm-up routine that teachers insist on before any real activity begins. ( ① ) Cold muscles, however, are noticeably less flexible than warmed ones, and stretching a stiff hamstring or ankle too quickly can cause a strain that keeps a student off the field for weeks rather than minutes. ( ② ) Coaches often compare an unwarmed muscle to a cold rubber band that snaps rather than stretches under sudden pressure. ( ③ ) Beyond warming up, wearing proper footwear matters more than most students realize; running in worn-out sneakers with little grip left on the sole significantly raises the chance of a twisted ankle on a gym floor or an outdoor field. ( ④ ) Reporting a minor pain immediately, rather than pushing through it to finish a game, also prevents a small issue from becoming a repeated injury that lingers for an entire season. ( ⑤ )

The change is small, but it asks students to do something quite different. Many English teachers now ask students to write a short review after finishing a book, rather than simply filling out a reading log. ( ① ) At first, students often complain that summarizing a plot is enough work already, so writing an opinion on top of that feels unnecessary. ( ② ) However, a review requires something a summary does not: a clear judgment supported by specific evidence from the text. ( ③ ) To defend an opinion about a character or a theme, students must return to the book and find exact passages that support their view. ( ④ ) This process forces readers to notice details they might have skipped during a first, quick reading. ( ⑤ ) Teachers who assign reviews regularly report that their students remember plot details more accurately and discuss characters' motivations more confidently than students who only summarize, and writing a review turns out to be a way of reading more carefully in the first place.

This loss, many say, is not simply about the words themselves but about a physical sense of place within the story. Whenever people discuss the future of reading, one debate never seems to end: e-books or paper books? ( ① ) Supporters of e-books point out that a single device can hold thousands of titles, which makes traveling with a full library incredibly light. Readers can also change the font size, look up a word instantly, and carry their entire collection in one bag. ( ② ) Fans of paper books, however, argue that something important is lost on a screen. ( ③ ) Many readers say they remember a paper book's plot more clearly, perhaps because they recall where a scene appeared on the page. ( ④ ) Screens also invite distraction, since a single notification can pull a reader away from the story in seconds. ( ⑤ ) Interestingly, several recent surveys suggest that most young readers do not choose one format forever. Instead, they switch between paper and digital depending on the situation, treating the debate less as a contest and more as a matter of convenience.