영어 모의고사 (자동 편성)

Building brand loyalty has traditionally been considered one of the most valuable goals in marketing, since loyal customers ①tend to spend more and recommend products to others. Companies invest significant resources in loyalty programs, ②offering points, discounts, and exclusive access to encourage repeat purchases. Genuine loyalty, critics contend, should be earned through consistent quality and honest treatment of customers, not through artificial incentives that merely ③delays a customer's departure. Furthermore, excessive focus on retaining existing customers can cause companies ④to neglect innovation, since they assume loyal buyers will continue purchasing regardless of improvements. Relying solely on loyalty programs without addressing underlying product quality may ultimately ⑤backfire.

When people consistently sleep too little, the body's hormonal balance shifts in ways that can quietly ①encourage weight gain. Two hormones in particular play opposing roles in regulating appetite: leptin signals fullness to the brain, while ghrelin ②stimulate the sensation of hunger. Studies show that sleep deprivation lowers leptin levels while raising ghrelin levels, so a tired body ends up ③feeling hungrier than it actually needs to be, even after a normal-sized meal. At the same time, insufficient sleep interferes with how efficiently the body processes glucose, making cells less responsive to insulin and ④leaving more sugar circulating in the bloodstream than usual. Over months or years, this combination of increased appetite and reduced insulin sensitivity can contribute to steady weight gain and ⑤raise the risk of developing type 2 diabetes.

For decades, athletes were taught to stretch a muscle and hold the position before any competition, believing that this practice alone would ①prevent injury. Recent research, however, has complicated that assumption considerably. Static stretching, in which a muscle is held at its longest length for an extended period, can actually ②reduce the muscle's ability to generate explosive force immediately afterward, which is troubling for sprinters or jumpers who need maximum power right away. Dynamic stretching, which involves controlled, repeated movement through a joint's full range of motion, appears to ③prepare muscles for activity without this temporary weakening effect. As a result, many coaches now recommend ④saving static stretching for after a workout, when it may help restore muscle length and reduce soreness, while reserving dynamic movements for the warm-up period before intense effort begins. The right technique, in other words, depends heavily on ⑤chance.

After a strenuous workout, muscle fibers experience thousands of ①microscopic tears, and the body immediately begins a repair process that ultimately makes the muscle stronger than it was before. This repair depends heavily on amino acids, the building blocks that protein supplies, which is why sports scientists recommend consuming protein within a couple of hours after training. Waiting too long to eat can ②slow recovery, since a muscle's sensitivity to amino acids gradually declines once that window closes. Many athletes assume that eating an enormous quantity of protein in a single sitting will ③delay this process, but the body can only use a limited amount at once; the rest is simply burned for energy or stored as fat. For this reason, nutritionists generally advise spreading moderate portions of protein ④evenly across several meals throughout the day rather than saving it all for one large post-workout ⑤meal.

Seatbelts are so woven into the experience of riding in a car that many passengers buckle them without thinking, yet a surprising number of teenagers still skip them for short trips, assuming that a five-minute drive to a friend's house does not carry ①minimal risk. In a collision, a body traveling at a moderate speed continues moving forward at that same speed until something stops it. A seatbelt ②spreads the force of a sudden stop across the stronger parts of the body, such as the hips and chest, instead of ③concentrating it on the head and neck. Despite decades of public awareness campaigns, seatbelt use for backseat passengers remains ④lower than for those sitting in the ⑤front.

Even a modest level of dehydration, as little as two percent of body weight lost through sweat, can measurably reduce an athlete's endurance and cognitive sharpness during competition. As fluid levels drop, blood volume decreases, forcing the heart to work harder to deliver the same amount of oxygen to working muscles, which accelerates fatigue. Athletes competing in hot, humid conditions face a particularly difficult balance, because sweating heavily to stay cool simultaneously depletes the very fluids needed to sustain performance. Simply drinking large amounts of plain water is not always sufficient, however, since _______________. For this reason, sports scientists generally recommend a hydration strategy that replaces both fluid and electrolytes.

Sociologist Karl Mannheim argued that individuals who come of age during the same historical period tend to share a distinctive outlook shaped by the events, technologies, and crises that defined their formative years, a phenomenon he called a generational unit. (C) This divergence 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. (A) Because each generation absorbs its foundational assumptions during adolescence and early adulthood, later generations raised amid different circumstances often develop noticeably different values, even within the same family. (B) Mannheim cautioned against viewing either generation as simply right or wrong, insisting instead that each generation's worldview reflects a coherent response to the particular historical conditions it encountered.

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. (A) Gradually raising body temperature through light activity, however, increases blood flow to the muscles and helps nerve signals travel faster between the brain and the muscle fibers. (B) A cold muscle, after all, is stiffer and less elastic than a warm one, making it considerably more prone to strains and tears when suddenly asked to contract forcefully. (C) For this reason, coaches treat warm-up routines not as optional preparation but as an essential part of training itself.

When people look back on a multi-day journey, they rarely recall every hour with equal clarity; instead, memory tends to compress the entire experience into just a few representative moments. Psychologists have found that two points carry disproportionate weight in this process: the single moment when emotion reached its highest intensity, and whatever happened right before the experience concluded. (A) Even though both hikers faced comparable hardship overall, the second is far more likely to remember the journey fondly, simply because the trip ended pleasantly. This pattern reveals that overall satisfaction is not calculated as an average of every experienced moment, but is shaped disproportionately by whichever moments felt most intense and by however the experience happened to end. (B) The first finishes with a grueling, rain-soaked final climb, while the second enjoys a calm, scenic descent on the last afternoon despite having endured an equally difficult ascent earlier in the trip. (C) Consider two hikers who complete an identical five-day trek.

Researchers have found that athletes who follow a consistent routine tend to show more stable performance under pressure than those who approach each attempt differently. Elite athletes rarely walk up to a free throw line or a golf ball without first performing a highly specific sequence of movements, a habit sports psychologists call a pre-performance routine. ( ① ) Far from being mere superstition, this consistent sequence, whether it involves bouncing a basketball a fixed number of times or taking a particular number of practice swings, serves a genuine cognitive purpose. ( ② ) Repeating the same physical and mental steps before every attempt narrows an athlete's focus away from distracting thoughts about outcome or crowd noise and toward the specific technical cues needed to execute the skill correctly. ( ③ ) The routine essentially functions as a trigger, cuing the body to shift automatically into a familiar, well-rehearsed state. ( ④ ) For this reason, coaches now actively teach young athletes to develop and rehearse individualized routines rather than treating them as personal quirks. ( ⑤ )