영어 모의고사 (자동 편성)

Researchers who ①study teenagers have found a strong link between how well students sleep and how well they perform in school. Students who sleep fewer than seven hours a night tend to score lower on tests of memory and attention than those who ②sleep eight or nine hours, even when the two groups study for the same number of hours. One explanation is that sleep plays an active role in learning: during certain stages of sleep, the brain replays and strengthens information ③encountered during the day, converting fragile short-term memories into more durable long-term ones. When sleep is cut short, this consolidation process is interrupted before it can finish, so material that seemed well understood the night before often ④feel unfamiliar the next morning. For this reason, some schools have begun rethinking early start times, reasoning that an extra hour of sleep might do more for test scores than an extra hour of studying ever ⑤could.

When Daniel was a child, he dreamed of becoming an astronaut, yet he assumed such careers belonged only to a handful of government scientists. During an internship, he helped design a small satellite intended to monitor crop health from orbit, a project that combined engineering with agricultural science. He realized that ___________. After graduation, Daniel joined a startup developing lunar landing equipment, a job that barely existed when he first imagined his future career.

When a resource is shared among many users, none of whom bears the full cost of its depletion, _______________. This dynamic, famously labeled the tragedy of the commons, describes how shared pastures and fisheries can be degraded even when every participant privately understands the danger of overuse. A single herder who adds one more animal to a communal pasture gains the entire benefit of that addition, whereas the resulting damage to the grass is shared among other herders who depend on the land. Because self-interest offers no incentive to restrain consumption unilaterally, the resource tends to be exhausted long before any user intends such an outcome. For decades, economists assumed that only two remedies existed: strict regulation or the conversion of shared resources into private property. Elinor Ostrom challenged this assumption, however, by documenting communities that had sustainably managed fisheries and forests for generations through locally devised rules and mutual monitoring rather than external control.

As buildings account for a substantial share of global energy consumption, architects have increasingly turned to a design philosophy known as the passive house standard, which minimizes energy demand through the building's own structure rather than through mechanical systems. (A) Consequently, many architects regard passive house design not as a luxury for wealthy homeowners but as a practical model capable of reshaping mainstream construction. (B) Central to this approach is airtight construction, in which continuous insulation and sealed joints prevent conditioned air from leaking outward, thereby reducing the heating and cooling loads conventional buildings require. Triple-glazed windows, oriented to capture sunlight in winter while shading interiors in summer, further stabilize indoor temperatures without relying heavily on furnaces or air conditioners. (C) Ventilation systems equipped with heat exchangers also recover warmth from outgoing air, transferring it to incoming air so that comfort is maintained without excessive energy use. For example, some passive houses built in cold climates have reduced heating costs by more than ninety percent.

Building a reading habit does not usually start with a big decision to read more. (A) It often starts with very small, easy steps, such as keeping a book in a bag or choosing a fixed time each day to read for just ten minutes. (B) These small routines work because they lower the effort needed to begin; once a student opens a book, continuing to read feels much easier than starting did. (C) Over weeks, these tiny actions add up, and reading slowly becomes something the student simply does, rather than something the student has to force.

After a viewer finishes an episode, a streaming service rarely leaves the choice of what to watch next entirely up to chance. (A) The system is not without drawbacks, however, since favoring titles similar to what a viewer already enjoys can quietly narrow someone's exposure to unfamiliar genres, directors, or cultures. (B) Instead, a recommendation algorithm compares that viewer's habits with patterns drawn from millions of other users, then ranks thousands of titles in order of predicted interest. (C) This approach keeps viewers engaged far longer than a simple list of new releases ever could, which is precisely why streaming companies invest so heavily in refining it.

Smart speakers have quietly become a fixture in many households, responding to spoken requests for weather updates, music, or kitchen timers. (A) Still, the technology remains far from perfect, since background noise, overlapping voices, or an unusual sentence structure can cause the assistant to misunderstand a simple request. (B) Because these assistants improve by learning from millions of interactions, they gradually become better at recognizing regional accents and casual phrasing that once confused them. (C) Behind this simple exchange lies a complex process: the device converts sound waves into text, interprets the meaning, and then generates a spoken reply, all within a second or two.

주어진 문장: This reconsideration stems primarily from a robust experimental pattern documented across numerous psychological studies conducted over the past several decades. It is often assumed that memory operates independently of bodily context, yet research suggests that this assumption deserves reconsideration. ( ① ) When information is learned under a particular physiological or emotional condition, retrieval tends to improve if that same condition is reinstated at recall, a phenomenon researchers call state-dependent memory. ( ② ) Individuals who study while mildly anxious, for instance, often recall material more accurately when tested under similarly anxious conditions than when tested while calm, even though calmness is typically considered more conducive to concentration. ( ③ ) This finding should prompt educators to reconsider the assumption that a single optimal testing environment exists for every learner, since matching internal states across encoding and retrieval provides retrieval cues that a mismatched state cannot supply. ( ④ ) Critics might argue that such effects are minor and inconsistent, yet accumulated evidence across pharmacological and emotional studies is difficult to dismiss. ( ⑤ ) Policymakers designing assessments should therefore weigh not only content difficulty but also the physiological continuity between preparation and examination, since ignoring this dimension risks underestimating certain students' actual knowledge.

주어진 문장: In other words, no phase of a product's existence is excluded from consideration, from the extraction of raw materials to its final disposal. When consumers compare two products and assume that the one labeled "eco-friendly" is automatically the more sustainable choice, they often overlook the complexity involved in verifying such a claim. ① Life cycle assessment, commonly abbreviated as LCA, is a systematic method developed to evaluate the environmental impact of a product across every stage of its existence. ② This method examines raw material extraction, manufacturing, transportation, use, and disposal, compiling data on energy consumption and emissions generated at each stage. By tracing a product from its origin to its disposal, this approach reveals impacts that might otherwise remain hidden from consumers who see only the finished item on a shelf. ③ For example, an electric vehicle may produce no emissions while being driven, yet the mining of metals for its battery can generate substantial environmental costs elsewhere. ④ Without accounting for these earlier stages, a superficial comparison could mistakenly present the vehicle as entirely emission-free. ⑤ Therefore, researchers increasingly rely on life cycle assessment to make informed decisions rather than trusting labels alone. ① ② ③ ④ ⑤

Such shortcuts might seem harmless when nothing goes wrong the first few times. Science labs feel far safer than they actually are, largely because the equipment looks harmless and the experiments are carefully planned by a teacher. ( ① ) This false sense of security leads some students to skip small precautions, such as wearing safety goggles for a "simple" experiment or tasting a substance out of curiosity. ( ② ) Chemical reactions, however, do not distinguish between a professional laboratory and a classroom; a small amount of the wrong substance splashed into an eye can cause permanent damage within seconds, regardless of how basic the experiment seemed. ( ③ ) Teachers repeatedly emphasize reading each instruction before touching any material, since even a familiar-looking chemical can behave unpredictably when combined with something new. ( ④ ) Most laboratory accidents, researchers note, do not happen during advanced or unusual experiments but during routine ones that students have performed many times before. ( ⑤ ) This is precisely because familiarity breeds carelessness rather than caution.