영어 모의고사 (자동 편성)

Traditional industrial systems have relied on a linear model of production, in which raw materials ①are extracted, transformed into goods, and eventually discarded as waste. This approach treats natural resources as if unlimited and disposal as if costless. A circular economy proposes an alternative framework in which materials ②is kept in continuous use through reuse, repair, and recycling, thereby reducing the extraction of virgin resources. Central to this model is the notion that waste, rather than ③being an inevitable byproduct, can be redesigned as a resource for another process, much as fallen leaves nourish the trees that shed them. For example, manufacturers design products so that components can be disassembled and ④reused in new items once their original function ends. Some companies also lease equipment instead of selling it outright, ⑤retaining responsibility for refurbishment.

Sociologist William Ogburn observed that when a society undergoes technological change, its material culture, meaning tools and inventions, tends ①to advance faster than its nonmaterial culture, meaning norms, laws, and values. He termed the resulting gap cultural lag, ②describing the friction that appears when institutions have not yet caught up with new technological realities. The rise of the automobile, for instance, ③transforming daily mobility long before traffic laws, insurance systems, and urban planning fully adapted to the risks it introduced. A contemporary example can be found in genetic testing, which now ④allows individuals to learn detailed information about inherited disease risk. Cultural lag theory reminds us that technological progress is not automatically matched by social progress, and that the resulting gap can produce confusion until laws and customs eventually ⑤adjust to new material conditions.

Before a large-scale construction project such as a highway or dam receives government approval, planners in many countries are required to conduct an environmental impact assessment, a formal process designed to ①predict and evaluate the ecological consequences of a proposed development. This process begins with a baseline survey, in which specialists document ②existing conditions, including wildlife, water quality, and air composition, so that future changes can be measured against a reference point. Analysts then model how the project might alter these conditions, drawing on data from ③comparable developments. For instance, a proposed highway that would bisect a forest might be evaluated for its potential to fragment habitats, disrupting migration routes on which certain species depend. If the assessment identifies ④acceptable risks, planners may be required to redesign the project or adopt mitigation measures such as wildlife corridors. Critics contend, however, that assessments are sometimes treated as a bureaucratic formality rather than a ⑤genuine constraint, since developers who commission the studies retain strong influence over how the findings are interpreted.

A liver no longer has to sit inside a human body to be studied ①closely. By coaxing stem cells to organize themselves within a nutrient-rich gel, scientists can now grow ②miniature three-dimensional structures called organoids, which reproduce much of the architecture and function of a real organ despite being no larger than a grain of rice. Unlike flat cultures grown on a plastic dish, which ③preserve many of the cues that guide normal development, organoids let cells interact in three dimensions much as they would inside the body, yielding tissue that behaves in strikingly ④realistic ways. This fidelity has made organoids invaluable for testing how a drug affects human tissue before any patient is exposed, sparing researchers much of the ⑤burden of relying on animal models alone.

Conventional industrial zones typically operate as isolated facilities, each purchasing raw materials independently and disposing of waste without regard for neighboring plants, even when one factory's discarded byproduct could serve as valuable input for another. An eco-industrial park _______________. A power plant's surplus heat, for example, might be piped to a nearby greenhouse, while a food processing facility's organic waste could be converted into biogas that powers another factory's equipment. Such exchanges require companies to coordinate schedules and share information they might otherwise regard as proprietary, a level of cooperation rarely achieved without deliberate institutional support. Local governments therefore often play a coordinating role, mapping which industries could exchange resources and providing incentives for companies willing to participate. Consequently, eco-industrial parks have come to be seen as a model capable of reducing both waste disposal costs and raw material expenses simultaneously.

Behavioral economists have long observed that people tend to feel the pain of losing something more intensely than the pleasure of gaining an equivalent amount, a tendency known as loss aversion. Consider an investor who refuses to sell a declining stock, clinging to the hope that its price will eventually recover, even when all available evidence indicates that selling and reinvesting elsewhere would be more rational. As a result, loss aversion frequently pushes individuals toward ___________ rather than toward the outcome that would maximize their overall welfare.

Bacteria have been cutting up invading viral DNA for billions of years, long before any scientist thought to borrow the trick for use in a laboratory. The CRISPR-Cas9 system relies on a short guide RNA that matches a specific DNA sequence, _______________. Once Cas9 arrives at the target site, it slices both strands of the DNA helix, and the cell's own repair machinery rushes in to mend the cut, often introducing a small change in the process. By supplying the cell with a template during this repair step, scientists can direct that machinery to insert a specific new sequence rather than merely disabling the original gene. What once required years of painstaking work to alter a single gene can now be accomplished within days.

Political philosophers have long debated how much authority, if any, a government may legitimately claim over free individuals. Robert Nozick imagined a hypothetical starting point in which people live without any state at all, each relying on private arrangements to protect their own person and property. He argued that a minimal state, limited strictly to enforcing contracts and protecting citizens from violence, theft, and fraud, could arise gradually through a series of voluntary exchanges, without anyone's rights ever being violated along the way. Critics on one side, the anarchists, insist that even this minimal government inevitably violates the rights of those who never consented to join it. Critics on the other side argue that a state limited to bare protection cannot address deeper inequalities that arise naturally in any free market. Nozick's thought experiment therefore _______________.

A printer that once produced only plastic prototypes can now deposit living cells layer by layer to build a structure that begins to resemble actual tissue. Bioprinting adapts the logic of conventional 3D printing, replacing plastic filament with a specialized ink made of living cells suspended in a gel that supports their survival while the shape sets. Printing a flat patch of skin or a simple blood vessel has already moved from laboratory curiosity to early clinical testing, since these tissues are thin enough for nutrients to reach every cell by diffusion. _______________. Researchers are therefore focusing on hybrid strategies, printing a rough scaffold and then allowing the tissue to mature and grow its own vasculature over time, rather than attempting to print every vessel directly.

In the late nineteenth century, the psychologist Hermann Ebbinghaus undertook a rigorous investigation of forgetting by serving as his own experimental subject. He memorized thousands of meaningless three-letter syllables so that prior knowledge could not skew his results. (A) Ebbinghaus further found that distributing study sessions across several days produced better retention than cramming the same repetition into one sitting. This finding, now central to modern learning theory, implies that revisiting material shortly before it would otherwise be forgotten interrupts the decline of the forgetting curve. (B) After learning each list to perfection, he tested his retention at intervals ranging from twenty minutes to a month later. He recorded how many repetitions were required to relearn the material each time. (C) The resulting curve revealed a consistent pattern. Forgetting proceeds rapidly during the initial hours following learning, then gradually decelerates until the rate of loss becomes almost imperceptible. Roughly half of the acquired information vanished within the first hour alone. Yet whatever survived that initial plunge tended to persist for much longer periods.