영어 모의고사 (자동 편성)

Coaches have traditionally focused athlete preparation on training volume and nutrition, but a growing body of research ①suggests that sleep deserves equal attention. During deep sleep, the body releases growth hormone, a substance essential for ②repairing muscle tissue damaged during intense training, while the brain consolidates motor skills practiced earlier that day into more stable, efficient patterns. Athletes who sleep fewer than seven hours a night have been shown ③suffering more injuries, slower reaction times, and reduced accuracy compared to well-rested peers performing the identical drills. Frequent travel across time zones compounds this challenge considerably, since jet lag can ④disrupt an athlete's natural sleep-wake cycle for several days after a long flight. In response, many professional teams now employ sleep specialists ⑤who design travel schedules, control bedroom lighting and temperature, and even adjust competition start times when possible.

Building a career portfolio is a great way ①to track your growth throughout high school. A portfolio is simply a collection of your achievements, activities, and reflections. Start by ②choose a format, such as a folder, a notebook, or a digital file. Next, include items ③that show your interests and skills, such as club activities and volunteer work. For each item, write a short reflection explaining what you learned. A well-organized portfolio not only ④helps you apply for programs or scholarships, but it also ⑤helps you understand your own growth over time.

When individuals face uncertainty about how to behave, they frequently look to the actions of others for guidance. This reliance on collective behavior can be remarkably ①efficient, since it allows individuals to benefit from the accumulated judgment of a crowd without having to gather and evaluate every relevant fact themselves. However, social proof can also lead entire groups astray when the initial signal that triggers imitation is itself ②unreliable or coincidental. A restaurant that happens to attract a long line early in the evening may continue attracting customers throughout the night simply because passersby interpret the queue as evidence of ③inferior quality. Financial markets exhibit an analogous pattern: investors who observe others buying a particular asset often join the buying themselves, reasoning that so many participants cannot all be mistaken, a dynamic that can ④inflate prices well beyond any reasonable estimate of underlying value. Because conformity can substitute for independent judgment so ⑤seamlessly, individuals rarely notice when their own decisions have become mere imitations rather than genuinely deliberated.

Many companies today advertise their products as environmentally friendly, yet not all of these claims are ①accurate. Consumers, who are increasingly ②concerned about climate change, often trust such claims without questioning them closely. As a result, they may pay ③higher prices for products that are no more sustainable than ordinary alternatives. Genuine environmental efforts, which usually require significant investment and long-term planning, are far more ④costly than simply changing a label. Therefore, governments should establish clear standards that require companies to prove their environmental claims with ⑤unverifiable data.

Rather than displaying products in the usual manner, the team designed the space to resemble a colorful garden, inviting visitors to explore and take photographs. Lines formed outside the store within days, even though the products themselves were already available online. Curious about this success, a marketing researcher later interviewed several visitors, who explained that the temporary nature of the event made the experience feel special and worth attending in person. When the two weeks ended, the brand reported a significant ①decrease in both sales and social media followers. ②Encouraged by these results, the company ③began planning ④additional pop-up events in ⑤other cities.

The job market has changed dramatically over the past few decades. Many tasks once done entirely by humans are now shared with machines and computer programs. As a result, some traditional jobs have slowly ①appeared, while entirely new positions have emerged to replace them. Workers who once relied on a single skill for their whole career now often need to learn new tools. A graphic designer today must ②understand digital software that did not exist twenty years ago. Adapting to these changes can feel ③stressful, but experts note that workers who stay flexible and keep learning tend to ④succeed regardless of which industry they choose. The ability to adapt may be more valuable than any single specific ⑤skill.

Marketers have long recognized that perceived scarcity can dramatically increase a product's desirability, even when the item's intrinsic qualities remain entirely unchanged. A retailer who labels a product as "limited edition" or displays a countdown timer beside a discounted offer prompts customers to make hurried purchase decisions they might otherwise postpone or reconsider. Consumers who later reflect calmly on such purchases frequently discover that the item's actual usefulness fell well short of the ___________ they experienced at the moment of decision.

As millions of people now earn income through delivery apps and ride-hailing platforms, questions about their legal status have become increasingly urgent. Most platform workers are classified as independent contractors rather than employees, which means they lack access to minimum wage guarantees, paid sick leave, or unemployment insurance. Several countries have recently begun reconsidering their labor laws, proposing new categories that would ___________. Supporters of these reforms believe fair treatment and flexibility can coexist within the same system.

Good morning, residents of Green Apartment! We would like to introduce a simple way to protect our environment, since used batteries contain harmful chemicals that should never be thrown away with regular trash. (A) If these chemicals leak into the soil, they can pollute water and harm plants, so our building has installed a special collection box for used batteries near the main entrance. (B) We appreciate your effort to keep our neighborhood clean and safe, and thank you for your cooperation and kindness. (C) Please place your old batteries inside this box instead of the trash can, since the box, which is emptied every month, is easy for anyone to use.

In other words, no single app may intend to expose such sensitive information, but the combination of many small pieces can. Every time a smartphone connects to a cell tower or a Wi-Fi network, it quietly records a data point that can later be pieced together into a detailed map of where its owner has been. ( ① ) Most users agree to this tracking without reading the fine print, assuming that a single company's database poses little threat. ( ② ) The real danger, however, emerges when location data from multiple sources is combined. ( ③ ) A pattern that reveals a person's home, workplace, and daily route can expose far more than any single app ever intended to share, including medical visits or private relationships. ( ④ ) Companies often argue that anonymized data cannot be traced back to individuals, yet researchers have repeatedly shown otherwise. ( ⑤ )