영어 모의고사 (자동 편성)

Imagine two factories ①**making** the same product: one in a country with strict carbon rules, and one in a country with almost none. The factory facing stricter rules often spends more, which can make its goods pricier than those ②**made** elsewhere. To fix this imbalance, some governments have introduced the carbon border adjustment mechanism, a policy charging imported goods a fee based on how much carbon ③**were released** while producing them. Supporters argue that the system protects domestic industries and ④**pushes** foreign manufacturers toward cleaner methods. However, critics claim it unfairly burdens developing countries, which often lack money to modernize factories quickly. For example, a small exporter in a poorer nation might struggle to pay the added charge, though it contributes little to global emissions. Still, if wealthier nations pair the policy with technical support, it could become a genuinely fair tool for ⑤**cutting** emissions worldwide.

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 ① currently on the road. This flood of information allows the app ② to reroute a driver away from a sudden accident within seconds, often before the driver has any idea the accident ③ occurring at all. The convenience comes at a cost that few passengers consider, however. When thousands of drivers are simultaneously ④ redirected onto the same shortcut, that quiet side street can quickly become as congested as the highway it was meant to help travelers avoid. Residents of these once-quiet neighborhoods have increasingly complained about the sudden surge of unfamiliar traffic, ⑤ arguing that an algorithm optimizing for individual convenience can end up creating a new problem.

Melatonin is a hormone ① produced by a small gland deep within the brain, and its release follows a remarkably predictable daily pattern. Levels stay low throughout the bright hours of the day, ② begin rising in the evening as darkness falls, peak in the middle of the night, and then decline again as morning approaches. This rhythm is controlled primarily by light: specialized cells in the eye detect brightness and send signals that either permit or ③ suppress melatonin production, which is why exposure to bright screens late at night can delay its release and make falling asleep more difficult. Unlike some hormones that directly cause the body to perform a task, melatonin does not force sleep to occur; instead, it signals to the rest of the body that night has arrived, ④ preparing various systems to shift into a lower-energy state. Because of this signaling role, taking melatonin supplements at the wrong time can shift a person's internal clock in the opposite direction from what was ⑤ intending.

A small riverside village had endured severe flooding almost every summer, ①<u>watching</u> helplessly as rising water damaged homes and destroyed crops year after year. Frustrated residents eventually decided to pursue climate adaptation, ②<u>adjusted</u> their infrastructure and habits to reduce the damage caused by increasingly unpredictable weather. Engineers widened the drainage canals surrounding the village, ③<u>allowing</u> excess rainwater to flow away more efficiently instead of pooling in low-lying streets. Meanwhile, several families ④<u>whose houses stood</u> in the most vulnerable areas relocated to higher ground, even though leaving their long-time homes was emotionally difficult. The village also installed an early warning system that sent alerts to residents' phones whenever river levels rose dangerously fast. When a powerful storm struck three years later, the new measures proved effective, and the village suffered only minor damage instead of the devastating losses it had previously faced. ⑤<u>Their resilience became</u> a model for neighboring communities.

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

Opening most camera apps today reveals a row of filters that can smooth skin, brighten eyes, and reshape a jawline before a photo is even taken, all powered by AI models trained to recognize facial features in real time. What began as a playful novelty has become a ① default setting for many users, subtly adjusting nearly every selfie posted online. Psychologists have grown concerned about a specific consequence of this shift: people increasingly compare their unfiltered reflection in a mirror to a filtered version of themselves seen constantly on a screen, a comparison that earlier generations never had to ② face. Some social media platforms have responded by ③ labeling heavily edited photos or banning certain filters that alter body shape. Whether such small warnings can meaningfully ④ worsen the daily flood of filtered images, however, remains an ⑤ open question that researchers are only beginning to study.

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. Teachers generally welcome the grammar and spelling support, since it frees up class time to focus on argument and structure rather than comma placement. Concerns grow, however, around the tone and phrasing suggestions, which can gradually nudge every student's writing toward a similar, polished style, meaning that _______________. 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.

A smartwatch strapped to a runner's wrist can now do far more than simply count steps; it monitors heart rate variability, running form, and recovery time, then uses that data to suggest a training plan tailored to the individual rather than a generic weekly schedule. (A) Sports scientists note an important caveat, however: a wrist-based sensor cannot fully capture the same physiological detail available in a professional lab. (B) When the device detects signs of overtraining, such as an unusually high resting heart rate several mornings in a row, it may recommend a lighter workout or an extra rest day before fatigue turns into an actual injury. (C) Amateur athletes often credit this kind of guidance with helping them train more consistently without pushing their bodies too hard.

Whenever a user marks a message as spam or rescues a message mistakenly filtered out, that action becomes new training data, sharpening the filter's future decisions. Every day, email providers quietly block billions of unwanted messages before they ever reach a user's inbox, a task that would be impossible without an AI filtering system running constantly in the background. ( ① ) The filter examines each incoming message for suspicious patterns, including certain keywords, unusual sender addresses, and formatting tricks that scammers commonly rely on to slip past detection. ( ② ) What makes the system effective is that it keeps learning after launch. ( ③ ) This creates a constant back-and-forth, since spammers study which messages get blocked and then adjust their wording to slip through again. ( ④ ) As a result, spam filtering is less like a fixed wall and more like an ongoing contest, with each side continuously adapting to outsmart the other. ( ⑤ )

Treating a wellness app as a substitute for medical expertise, they warn, can be just as risky as ignoring a warning altogether. A growing number of health apps now track steps, sleep, and heart rate throughout the day, quietly building a detailed picture of a user's physical condition without requiring a single visit to a doctor's office. ( ① ) By comparing this stream of data against patterns drawn from millions of other users, the app's algorithm can flag early warning signs, such as an irregular heartbeat, long before the person experiencing it would have noticed anything unusual on their own. ( ② ) For people living far from specialists or unable to afford frequent checkups, this kind of constant monitoring can feel like a genuine safety net. ( ③ ) Doctors caution, however, that these apps are designed to detect patterns, not to diagnose illness. ( ④ ) A worried user should always confirm any alarming reading with a professional rather than trusting an app's suggestion alone. ( ⑤ )