영어 모의고사 (자동 편성)

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.

Recovering from a serious sports injury involves far more than simply ① waiting for torn tissue to heal; it requires a carefully structured program that gradually reintroduces stress to the affected area. Immediately after an injury, rest and gentle range-of-motion exercises help ② preventing stiffness without disturbing the healing tissue. As pain subsides, therapists introduce light resistance training, ③ slowly rebuilding strength in muscles that have weakened from disuse. Only after strength and flexibility approach pre-injury levels ④ do specialists introduce sport-specific drills that mimic the exact movements an athlete will face in competition. Skipping this final stage, even when an athlete feels fully recovered, dramatically increases the risk of re-injury, because general strength does not automatically ⑤ translate into the specific coordination that a particular sport demands.

The twenty-hour rule proposes that years of practice ①are not needed to become skilled at a new activity. Only about twenty hours of effort are needed to reach a useful level. Unlike theories ②claiming true mastery requires ten thousand hours, this rule targets a more modest goal. According to supporters, practicing any new skill produces the fastest visible improvement, since a beginner ③has room to grow. Someone learning guitar can typically strum simple chords and follow a basic song within twenty hours of ④daily practice. Advocates emphasize that the twenty hours must be deliberate and focused, broken into short daily sessions rather than one long stretch, and ⑤aims at fixing weaknesses rather than repeating what one already knows.

Our school is starting a New Year Goal-Setting Campaign ①to help everyone begin the year with clear direction. During the first week of January, every student will receive a small goal card ②given by the homeroom teacher. On this card, write one personal goal for the new year, along with two simple steps ③to achieve it. After completing your card, submit it to your homeroom teacher, and all goal cards ④will be displayed on the bulletin board outside the library. Students who show clear progress toward their goals will ⑤receiving a small prize during the morning assembly.

Sociologist Karl Mannheim argued that individuals who come of age during the same historical period tend to share a ① distinctive outlook shaped by the events, technologies, and crises that defined their formative years, a phenomenon he called a generational unit. Because each generation absorbs its foundational assumptions during adolescence and early adulthood, later generations raised amid different circumstances often develop noticeably ② identical values regarding work, authority, and communication, even within the same family. This divergence ③ produces what is commonly called a generational gap, most visible when older members of a household interpret a younger relative's habits as a rejection of tradition. Mannheim cautioned against viewing either generation as simply right or wrong, insisting instead that each generation's worldview reflects a ④ coherent response to the particular historical conditions it encountered, conditions that inevitably ⑤ differ from those faced by earlier and later generations.

A smart thermostat that learns a family's daily rhythm can lower the temperature automatically before everyone wakes up cold, while smart lights that follow a resident's schedule no longer need to be switched on and off by hand. These small ① conveniences rest on a shared foundation: sensors collect data about temperature, motion, and light throughout the home, and an algorithm gradually learns which settings match each household's actual habits rather than a factory default. Over months of use, the system becomes noticeably ② better at anticipating needs, often adjusting settings moments before a resident would have reached for a switch. Yet convenience comes with a trade-off that many households ③ overlook. Every one of these small adjustments depends on constant data collection, meaning that a detailed record of daily habits is quietly being ④ stored somewhere ⑤ beyond their immediate control, giving residents full and constant access to exactly how it is used.

A navigation app calculating a route rarely relies on distance alone; instead, it constantly weighs real-time traffic reports, past congestion patterns for that time of day, and even data from other drivers' phones currently on the road. This flood of information allows the app to ① reroute a driver away from a sudden accident within seconds, often before the driver has any idea the accident occurred at all. The convenience comes at a ② cost that few passengers consider, however. When thousands of drivers are simultaneously redirected onto the same shortcut, that quiet side street can quickly become as ③ congested as the highway it was meant to help travelers avoid. Residents of these once-quiet neighborhoods have increasingly ④ complained about the sudden surge of unfamiliar traffic, arguing that an algorithm optimizing for individual convenience can end up ⑤ solving a new, entirely different problem for the wider community.

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 )

Some schools have begun asking students to submit an early draft alongside the final version, specifically to preserve evidence of a student's own original voice. Highlighting an awkward sentence and instantly seeing three smoother alternatives has become a routine part of writing for many students, thanks to AI writing assistants built into word processors and browsers. ( ① ) These tools check grammar and spelling, of course, but the more advanced versions go further, suggesting clearer phrasing, flagging repetitive words, and even adjusting tone to sound more formal or more casual depending on the purpose. ( ② ) Teachers generally welcome the grammar and spelling support, since it frees up class time to focus on argument and structure rather than comma placement. ( ③ ) Concerns grow, however, around the tone and phrasing suggestions, which can gradually nudge every student's writing toward a similar, polished style. ( ④ ) This makes it harder to tell an individual voice from a suggestion generated by the same underlying model. ( ⑤ )

The psychological weight of that pressure can undermine skills that otherwise feel completely automatic in practice. Elite athletes often perform in front of enormous crowds with championships, contracts, and years of training riding on a single moment. ( ① ) Sports psychologists explain that intense anxiety narrows attention and disrupts the smooth, unconscious execution of well-learned movements, a phenomenon sometimes called choking under pressure. ( ② ) Rather than trying to eliminate nervousness entirely, which research suggests is nearly impossible, many trainers now teach athletes to reinterpret the physical symptoms of anxiety, such as a racing heart, as signs of readiness rather than danger. ( ③ ) Structured breathing exercises and pre-performance routines also help athletes regain a sense of control before a decisive moment. ( ④ ) Over time, repeated exposure to high-pressure situations in practice, deliberately simulated to resemble real competition, allows athletes to build tolerance the same way their muscles adapt to physical training. ( ⑤ )