영어 모의고사 (자동 편성)

Long before cognitive scientists possessed the tools to observe the brain directly, Donald Broadbent proposed an influential model suggesting that the human capacity to process incoming sensory information ①constrained by a structural bottleneck through which only a single stream of input can pass at any given instant. According to this filter theory, multiple channels of stimulation, such as competing voices in a crowded room, ②are initially registered at a shallow, physical level, but only one channel is selected for further, meaning-based analysis while the rest are blocked from advancing beyond that early filter. Although later researchers challenged the rigidity of this early selection mechanism, ③pointing to instances in which unattended information, such as one's own name, nevertheless ④breaks through and captures awareness, the core insight that attention imposes a genuine processing limit rather than a mere matter of willpower has remained remarkably durable. This basic bottleneck principle ⑤continues to inform contemporary explanations of why multitasking so reliably degrades performance on demanding tasks.

Many readers assume that once they finish a book, there is no reason to open it again. Yet teachers who study reading often ①disagree, arguing that a second reading can reveal details a first reading ②misses completely. During a first reading, most of a student's attention goes toward simply following the plot, ③wondering what will happen next. Once the ending is already known, a second reading frees the mind ④notice 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 ⑤loved, since a second visit often teaches more than the first.

When consumers compare two products and assume that the one labeled "eco-friendly" is automatically the more ①sustainable choice, they often overlook the complexity involved in verifying such a claim. 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. By tracing a product from its origin to its disposal, this approach reveals impacts that might otherwise remain ②hidden from consumers who see only the finished item on a shelf. For example, an electric vehicle may produce no emissions while being driven, yet the mining of metals for its battery can generate ③substantial environmental costs elsewhere. Without accounting for these earlier stages, a ④superficial comparison could mistakenly present the vehicle as entirely emission-free. Therefore, researchers increasingly rely on life cycle assessment to make ⑤uninformed decisions rather than trusting labels alone.

Air conditioners make summer days more comfortable, but using them incorrectly can harm your health. Many people set the temperature far below the outdoor temperature to cool down quickly. However, doctors recommend ___________. A larger gap forces your body to adjust constantly, which can weaken your immune system and cause headaches, fatigue, and a stuffy nose.

When I told my parents I wanted to become a musician, I expected them to worry about money and stability. Instead, my father surprised me by asking what kind of music made me feel most alive. My mother, who had once dreamed of becoming a painter herself, admitted that she still wondered what her life might have looked like. Their honesty made me realize that parents' influence on career choices is not always about pressure or control. ___________ Still, my parents' support taught me that the most helpful kind of guidance often respects a child's own voice instead of replacing it.

Across many countries, high schools begin classes early in the morning, often before eight o'clock. This schedule assumes that teenagers can simply go to bed earlier to compensate, but biology tells a different story. During adolescence, the body's internal clock shifts later, delaying the release of melatonin until well after ten at night. As a result, most teenagers are not physiologically ready to fall asleep until much later than younger children or adults. When early start times force them to wake before their bodies have completed a full sleep cycle, the mismatch accumulates into a chronic sleep debt that affects concentration and mood throughout the school day. Researchers who study this mismatch argue that _______________. Some school districts that delayed their start times by thirty minutes reported improvements in attendance, suggesting that the timing of the school day matters more than commonly assumed.

Students who read many books across many different subjects often develop a habit that quieter learners sometimes lack: the habit of comparing new information with what they already know. A student who has read about ancient wars, ocean ecosystems, and modern economics can more easily notice when two different subjects share a similar pattern. This kind of connection-making is closely related to what psychologists call critical thinking, since _______________. Extensive reading also builds a large mental library of examples, which makes it easier to evaluate whether a new claim sounds reasonable or exaggerated.

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.

If such a divide hardens, competitive advantages in school, sports, and the workplace could come to depend less on effort than on access to capital. Beyond restoring lost function, engineers are now exploring implants and prosthetics designed to give healthy people abilities beyond ordinary human limits. ( ① ) Supporters frame this as simply the next step in a long history of human enhancement, no different in principle from eyeglasses or vaccines. ( ② ) Critics counter that earlier enhancements were broadly available to anyone regardless of wealth. ( ③ ) Cutting-edge neural and physical implants, by contrast, are likely to remain expensive for decades, potentially splitting society into those who can afford enhancement and those who cannot. ( ④ ) What began as a medical tool for restoring what was lost, in other words, may end up redefining the baseline of what counts as an ordinary human being. ( ⑤ )

This makes it one of the most difficult winter hazards to prepare for in advance. When temperatures drop below freezing overnight, an invisible layer of black ice can form on sidewalks that look perfectly dry, catching even careful walkers off guard. ( ① ) Unlike a visibly icy patch, black ice reflects almost no light and blends into ordinary pavement, which is why so many falls happen on stretches that pedestrians would never suspect. ( ② ) Orthopedic doctors report a sharp rise in wrist and hip injuries every winter, most of them caused not by dramatic slips on icy hills but by a single unexpected step near a bus stop or a doorway. ( ③ ) Walking with shorter, flatter steps and keeping the hands free rather than in pockets can help a person regain balance quickly if a foot suddenly slides. ( ④ ) Choosing shoes with textured rubber soles rather than smooth ones also makes a difference, since even a small increase in grip can prevent a fall before it begins. ( ⑤ ) Treating every winter sidewalk as potentially icy, rather than trusting appearances, remains the simplest way to avoid injury.