영어 모의고사 (자동 편성)

Stairs seem too ordinary ①to be dangerous, which is why many people treat them carelessly, texting, carrying an armful of books, or skipping two steps at a time. Emergency room records tell a different story: falls on stairways ②sends more people to the hospital each year than almost any other household accident. Familiarity encourages a kind of autopilot mode, in which a person stops ③looking at each step and instead relies on memory of where the stairs should be, a habit that ④fails the moment something unexpected occurs, such as a missing step or a loose railing. Safety officials recommend a few unglamorous habits: keep one hand free, use the handrail, and turn on the light before ⑤stepping onto a dark staircase.

Our class field trip to the national art museum began with a worksheet that I initially found ①annoying, since it asked us to stand in front of a single painting for a full five minutes before moving on. Five minutes felt unbearably long for one picture, and I nearly skipped ahead to the next room. Forcing myself to stay, however, I began noticing details that a quick glance would have missed entirely: a faint second figure hidden in the shadows, brushstrokes that grew ②rougher toward the edges of the canvas, a color repeated in three unrelated corners. My initial impression of the painting as simply pleasant slowly became something closer to ③fascination. Our teacher later explained that most museum visitors spend under fifteen seconds per artwork on average, which means they experience galleries as a ④sharp, detailed collection of individual works. That single afternoon taught me that patience, not ⑤expertise, is often the only thing separating a bored visitor from an amazed one.

In the late nineteenth century, the psychologist Hermann Ebbinghaus undertook a rigorous investigation of forgetting by serving as his own experimental subject. He memorized thousands of ①meaningless three-letter syllables so that prior knowledge could not skew his results. After learning each list to perfection, he tested his retention at intervals ranging from twenty minutes to a month later. He ②ignored how many repetitions were required to relearn the material each time. The resulting curve revealed a consistent pattern. Forgetting proceeds rapidly during the initial hours following learning, then gradually decelerates until the rate of loss becomes almost imperceptible. Roughly half of the acquired information ③vanished within the first hour alone. Yet whatever survived that initial plunge tended to ④persist for much longer periods. Ebbinghaus further found that distributing study sessions across several days produced better retention than cramming the same repetition into one sitting. This finding, now central to modern learning theory, implies that revisiting material shortly before it would otherwise be forgotten ⑤interrupts the decline of the forgetting curve.

Audiobooks have grown rapidly in popularity over the past several years, and many commuters now listen to novels instead of reading printed pages. Publishers report that audiobook sales continue to rise every year, while the growth of printed book sales has ①slowed. Part of the appeal is ②convenience, since listeners can enjoy a story while driving, exercising, or doing housework. Some traditional readers argue that listening to a book is not the same as truly reading it, because the listener does not process written words directly. Researchers who study this question have found that comprehension scores for listeners and readers are usually very ③similar, as long as the material is not too complex. The biggest difference tends to appear with ④dense, technical material, which is often easier to follow in print because readers can pause and reread difficult sentences at will. For most everyday reading, however, the debate over audiobooks may matter less than simply finding a format that keeps people ⑤disengaged with stories.

A cluster of neurons smaller than a pea can now spontaneously organize itself into layered structures that mimic, in miniature, the architecture of a developing human brain. Grown from stem cells coaxed to follow the same developmental cues that guide an embryo, these brain organoids have begun firing electrical signals in patterns that faintly resemble the activity recorded in an infant's brain. For researchers studying disorders such as autism or schizophrenia, this offers something long unavailable: a living model of human brain development that can be observed and manipulated directly, without ever touching an actual patient. Because organoids lack sensory organs, a body, or any connection to the outside world, most neuroscientists argue that the structures cannot generate anything resembling subjective experience, however brain-like their electrical activity may appear. _______________.

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.

Emissions trading, a market-based mechanism for curbing greenhouse gases, allows governments to set an overall limit on carbon output while letting firms trade permits within that limit. Under this system, known as cap-and-trade, companies that cut emissions more cheaply than required can sell surplus allowances to firms facing higher reduction costs. Proponents argue that _______________, since abatement shifts toward whoever can achieve it most economically. Critics, however, contend that trading schemes frequently allocate too many permits, a flaw that has historically depressed carbon prices and blunted incentives to invest in cleaner technology. For example, early phases of several regional markets granted allowances so generously that permit prices collapsed, leaving polluters with little pressure to change their practices. Consequently, many economists now advocate combining trading with a price floor, a minimum permit price that keeps the market from collapsing during weak demand, thereby preserving the cost-effectiveness for which trading is valued.

Science labs feel far safer than they actually are, largely because the equipment looks harmless and the experiments are carefully planned by a teacher. (A) 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. (B) 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. (C) Teachers repeatedly emphasize reading each instruction before touching any material, since even a familiar-looking chemical can behave unpredictably when combined with something new.

No two students in the class were given exactly the same situation to design for. In our elective fashion design class, the first assignment was not to sketch a beautiful outfit but to design clothing for a specific, unusual situation, such as a rainy commute or a wheelchair user's daily routine. ( ① ) I initially found the assignment strange, since I had imagined fashion design as primarily about appearance rather than practical problem-solving. ( ② ) Researching my chosen situation, a delivery worker who bikes through the city in all weather, changed how I approached the project entirely. ( ③ ) I realized that pockets needed to be reachable while cycling, that bright colors could improve visibility to drivers at night, and that waterproof fabric mattered more than any decorative detail I had originally planned. ( ④ ) My final design looked far simpler than the elaborate sketches some classmates produced, yet our teacher praised it precisely because every choice solved a real problem the wearer would actually face. ( ⑤ )

This is because waiting for paramedics to arrive can cost a student the few minutes that make the difference between recovery and tragedy. A food allergy can turn an ordinary snack shared between classmates into a medical emergency within minutes, which is why schools now take ingredient labels more seriously than they once did. ( ① ) For someone with a severe allergy, even a trace amount of the wrong ingredient, transferred by a shared spoon or an unwashed hand, can trigger a reaction that closes the airway and becomes life-threatening if untreated. ( ② ) Friends of allergic students sometimes assume that a small bite would not cause serious harm, not realizing that the amount needed to trigger anaphylaxis can be smaller than a crumb. ( ③ ) Recognizing the early signs, such as swelling around the lips, hives, or sudden difficulty breathing, allows classmates and teachers to act before the reaction becomes severe. ( ④ ) Many schools now train staff to use an epinephrine auto-injector, a device that can reverse a dangerous reaction within seconds. ( ⑤ )