영어 모의고사 (자동 편성)

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 ①reroute 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 ②cost that few passengers consider, however. When thousands of drivers are simultaneously redirected onto the same shortcut, that quiet side street can quickly become as ③congested as the highway it was meant to help travelers avoid. Residents of these once-quiet neighborhoods have increasingly ④complained about the sudden surge of unfamiliar traffic, arguing that an algorithm optimizing for individual convenience can end up ⑤solving a new, entirely different problem for the wider community.

Time blocking is a time-management technique in which a person divides the day into fixed blocks. Each block is then assigned to a single task. Instead of relying on a loose to-do list, the person decides exactly when each task will start and end. This approach ①lowers the mental effort of deciding what to do next, since the schedule already provides the answer. It also ②limits multitasking, because each block is reserved for only one activity at a time. For instance, a student may block ninety minutes for math practice, leaving no room for messages or web browsing. Because each block has a ③vague boundary, unfinished work is ④less likely to quietly spread into the next task. Many people who adopt time blocking feel ⑤more organized throughout the day.

Fast fashion refers to ①cheap, trendy clothing produced quickly and replaced almost as fast as it is bought. Because these garments are designed to be worn only a few times, huge amounts of fabric end up in landfills every year, and the dyeing process ②pollutes rivers near factories. In contrast, a ③growing number of brands are turning toward the circular economy, an economic model in which materials are reused, repaired, or recycled instead of being thrown away after a single use. For example, some companies ④collect old clothes, break down the fibers, and weave them into new fabric, while others let customers rent outfits for special occasions rather than buying garments they will barely wear. These approaches keep resources circulating within the system longer, ⑤increasing demand for raw materials. Therefore, shifting from a throwaway habit toward a circular one may be essential for making the fashion industry sustainable.

Jina used to fill her apartment with items she rarely used, believing that owning more things would make her ①happier. After moving twice within a single year, she grew ②energized from packing boxes filled with clothes she had never worn and gadgets she had forgotten she owned. Gradually, however, she noticed that her small apartment felt ③calmer and easier to manage. She also realized that she spent significantly ④less money once she stopped buying things impulsively to fill emotional gaps. Jina's story reflects a broader trend among young adults who increasingly value experiences and simplicity over ⑤accumulating possessions.

Skipping a proper warm-up before intense exercise might seem like a harmless way to save a few minutes, but the practice carries real physiological costs, since a cold muscle is stiffer and less elastic than a warm one. Gradually raising body temperature through light activity increases blood flow to the muscles and speeds up nerve signals between the brain and the muscle fibers. A proper warm-up also raises heart rate gradually, easing the cardiovascular system into strenuous work. As a result, _______________. For this reason, coaches treat warm-up routines not as optional preparation but as an essential part of training itself.

The planning fallacy describes the tendency to underestimate how long a task will take, even when experience suggests otherwise. Psychologists who studied this bias found that ___________. They focus less on how similar projects actually unfolded before. A student who insists an essay takes two hours, despite needing five hours for every previous essay, shows a clear instance of the fallacy. Large construction projects offer another example. Officials frequently predict completion dates that later prove far too optimistic once delays appear. One reason this bias persists is that people rarely review their history of missed deadlines, relying instead on hopeful imagination. Some researchers recommend a technique called reference class forecasting, comparing a new task to similar completed tasks. By anchoring predictions to real outcomes, planners can produce estimates that are considerably more accurate.

Smart speakers have quietly become a fixture in many households, responding to spoken requests for weather updates, music, or kitchen timers. 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. Still, _______________. Engineers continue to refine these systems, but many admit that truly natural conversation remains one of the hardest goals in the entire field of artificial intelligence.

The gap between popular belief and scientific evidence about habit formation has surprised many researchers. (A) This finding suggests that people who quit a new habit after only three weeks may simply be giving up too early, not failing at the habit itself. (B) Their results showed that habits took an average of sixty-six days to become automatic, far longer than the widely repeated twenty-one-day figure. (C) To test how long habit formation truly takes, scientists asked volunteers to track a new daily behavior for several months.

Daniel's career reflects how much the space industry has changed since he was a child. (A) As a result, he came to believe that opportunities in space exploration were no longer limited to a small number of government scientists. (B) By the time he entered university, private companies had begun launching satellites and building reusable rockets. (C) This shift eventually led him to join a startup developing lunar landing equipment, a job that barely existed when he first imagined his future.

This constant, individualized adjustment is what makes the technology feel so different from a standard workbook. Adaptive learning apps promise something no traditional classroom can easily offer: a lesson plan that adjusts itself to each individual student in real time. ( ① ) As a student answers practice questions, the app tracks which concepts are mastered and which remain shaky, then quietly reshuffles the next set of problems to target the weaker areas. ( ② ) Early studies suggest that this personalized pacing can help struggling students catch up faster than a one-size-fits-all worksheet ever could. ( ③ ) However, critics caution that an app cannot replace the encouragement, humor, and flexibility a human teacher brings to a lesson, especially when a student is frustrated rather than simply behind. ( ④ ) There is also a subtler concern: students who grow used to instant, algorithm-generated feedback may struggle later with the slower, more ambiguous kind of feedback that real-world tasks and mentors typically provide. ( ⑤ )