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질문에 나온 사람·시간·장소·수량을 해당 사건과 연결하세요.
The doors open at eight. The class starts at nine.
과학 특집 기사 · B2. 질문에 나온 사람·시간·장소·수량을 해당 사건과 연결하세요.
직접 작성한 영어 자료를 읽고 근거를 찾아 답하세요. 수준 표기는 편집상의 안내이며 인증 결과가 아닙니다.

Imagine a research team investigating whether a short break in a cooler room helps people concentrate. In this fictional study, sixty office volunteers completed a proofreading task, took a ten-minute break, and then completed a different version of the task. Half spent the break in a cool room; the others remained in the usual office. The cool-room group made fewer errors afterwards, on average. It would be tempting to conclude that lower temperatures caused the improvement. The researchers, however, had changed more than temperature. The cool room was also quieter, and participants had to walk along a corridor to reach it. Either silence or movement might have contributed. Moreover, people knew which room they were in, so their expectations could have influenced their effort. Random assignment reduced some differences between the groups, but it could not remove these features of the design. The team then ran a smaller follow-up in which both groups walked the same distance and sat in equally quiet rooms. The difference in errors became much smaller. That finding weakened the original temperature explanation, although it did not establish that temperature had no effect. A small follow-up may miss a modest effect that a larger experiment could detect. The useful lesson is not that the first study was worthless. It identified an interesting pattern and helped shape a more precise question. The problem would arise if an employer used the first result to justify expensive cooling equipment while ignoring the uncertainty. Before recommending a policy, the team wants a larger trial across several workplaces and a measure of comfort as well as accuracy. A room that improves a short test but makes workers uncomfortable all afternoon may offer little practical benefit.
질문에 나온 사람·시간·장소·수량을 해당 사건과 연결하세요.
The doors open at eight. The class starts at nine.
실제로 제시된 이유를 찾으세요. 글 밖의 그럴듯한 이유만으로는 부족합니다. 실제 단서를 연결하되 근거 없는 사실을 더하지 마세요.
We meet inside because it is raining.
평가와 유보 표현을 보세요. 긍정적인 사실만으로 무조건 찬성한다고 볼 수 없습니다. 행동이 제시된 주장과 그 한계에 맞는지 확인하세요.
The writer likes the idea but asks for one change.

Imagine a research team investigating whether a short break in a cooler room helps people concentrate. In this fictional study, sixty office volunteers completed a proofreading task, took a ten-minute break, and then completed a different version of the task. Half spent the break in a cool room; the others remained in the usual office. The cool-room group made fewer errors afterwards, on average. It would be tempting to conclude that lower temperatures caused the improvement. The researchers, however, had changed more than temperature. The cool room was also quieter, and participants had to walk along a corridor to reach it. Either silence or movement might have contributed. Moreover, people knew which room they were in, so their expectations could have influenced their effort. Random assignment reduced some differences between the groups, but it could not remove these features of the design. The team then ran a smaller follow-up in which both groups walked the same distance and sat in equally quiet rooms. The difference in errors became much smaller. That finding weakened the original temperature explanation, although it did not establish that temperature had no effect. A small follow-up may miss a modest effect that a larger experiment could detect. The useful lesson is not that the first study was worthless. It identified an interesting pattern and helped shape a more precise question. The problem would arise if an employer used the first result to justify expensive cooling equipment while ignoring the uncertainty. Before recommending a policy, the team wants a larger trial across several workplaces and a measure of comfort as well as accuracy. A room that improves a short test but makes workers uncomfortable all afternoon may offer little practical benefit.
When a cooler room is not the whole answer
질문에 나온 사람·시간·장소·수량을 해당 사건과 연결하세요.
The doors open at eight. The class starts at nine.평가와 유보 표현을 보세요. 긍정적인 사실만으로 무조건 찬성한다고 볼 수 없습니다. 행동이 제시된 주장과 그 한계에 맞는지 확인하세요.
The writer likes the idea but asks for one change.첫 답을 남기고 근거를 확인한 뒤 다른 문제를 풀어 보세요. 같은 자료에서 맞혔다고 새 지문에도 적용할 수 있다는 뜻은 아니에요.
아직 복습 노트가 없어요. 짧은 워밍업부터 해보세요.
질문에 나온 사람·시간·장소·수량을 해당 사건과 연결하세요.
The doors open at eight. The class starts at nine.실제로 제시된 이유를 찾으세요. 글 밖의 그럴듯한 이유만으로는 부족합니다. 실제 단서를 연결하되 근거 없는 사실을 더하지 마세요.
We meet inside because it is raining.평가와 유보 표현을 보세요. 긍정적인 사실만으로 무조건 찬성한다고 볼 수 없습니다. 행동이 제시된 주장과 그 한계에 맞는지 확인하세요.
The writer likes the idea but asks for one change.정답을 열면 해당 문제에 도움 사용이 기록돼요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Made fewer proofreading errors afterwards.”입니다. 근거: “The cool-room group made fewer errors afterwards, on average.”. 다른 선택지 “Improved on every individual task without making errors.”와 비교하세요. 제한이 있는 결과를 예외 없는 주장으로 확대했습니다. 본문 표현 “on average”를 질문과 주장 “Improved on every individual task without making errors.”에 비추어 확인하세요. 다른 선택지 “Completed the proofreading task more quickly afterwards.”와 비교하세요. 측정하거나 보고한 결과를 다른 결과로 바꿨습니다. 본문 표현 “made fewer errors afterwards”를 질문과 주장 “Completed the proofreading task more quickly afterwards.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Noise and movement also differed between the groups.”입니다. 근거: “The cool room was also quieter, and participants had to walk along a corridor to reach it.”. 다른 선택지 “The groups spent their breaks in equally quiet rooms.”와 비교하세요. 초기 상황과 이후 확인 또는 결정이라는 두 단계를 혼동했습니다. 본문 표현 “The cool room was also quieter”를 질문과 주장 “The groups spent their breaks in equally quiet rooms.”에 비추어 확인하세요. 다른 선택지 “Participants were unaware of which condition they had entered.”와 비교하세요. 본문에 제시된 관계를 반대로 해석했습니다. 본문 표현 “people knew which room they were in”를 질문과 주장 “Participants were unaware of which condition they had entered.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Differences built into the experimental conditions.”입니다. 근거: “it could not remove these features of the design.”. 다른 선택지 “The unequal proportion of volunteers assigned to each room.”와 비교하세요. 본문에 제시된 관계를 반대로 해석했습니다. 본문 표현 “Half spent the break in a cool room; the others remained in the usual office.”를 질문과 주장 “The unequal proportion of volunteers assigned to each room.”에 비추어 확인하세요. 다른 선택지 “A difference in the scheduled length of the two breaks.”와 비교하세요. 본문에 없는 구체적인 내용을 덧붙였습니다. 그럴듯하다는 것만으로 본문 근거가 되지는 않습니다. 본문 표현 “took a ten-minute break”를 질문과 주장 “A difference in the scheduled length of the two breaks.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Useful for refining a question, but insufficient for policy.”입니다. 근거: “It identified an interesting pattern and helped shape a more precise question.”. 다른 선택지 “Its limitations mean the pattern is too unreliable to guide further questions.”와 비교하세요. 한계가 있다는 이유로 기여 전체를 버리려 합니다. 유용성과 한계는 구분해야 합니다. 본문 표현 “helped shape a more precise question”를 질문과 주장 “Its limitations mean the pattern is too unreliable to guide further questions.”에 비추어 확인하세요. 다른 선택지 “Its practical promise is sufficient grounds to invest before another trial.”와 비교하세요. 본문에서 요구한 추가 근거나 안전장치가 마련되기 전에 실행하자고 합니다. 본문 표현 “Before recommending a policy, the team wants a larger trial”를 질문과 주장 “Its practical promise is sufficient grounds to invest before another trial.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Walking distance and room quietness were matched.”입니다. 근거: “both groups walked the same distance and sat in equally quiet rooms.”. 다른 선택지 “The two groups worked in the same room rather than separate rooms.”와 비교하세요. 본문에 없는 구체적인 내용을 덧붙였습니다. 그럴듯하다는 것만으로 본문 근거가 되지는 않습니다. 본문 표현 “sat in equally quiet rooms”를 질문과 주장 “The two groups worked in the same room rather than separate rooms.”에 비추어 확인하세요. 다른 선택지 “Both groups tested newly installed cooling equipment at work.”와 비교하세요. 초기 상황과 이후 확인 또는 결정이라는 두 단계를 혼동했습니다. 본문 표현 “justify expensive cooling equipment while ignoring the uncertainty”를 질문과 주장 “Both groups tested newly installed cooling equipment at work.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “The original temperature explanation became less convincing.”입니다. 근거: “That finding weakened the original temperature explanation”. 다른 선택지 “The smaller difference shows that temperature can be ruled out as a cause.”와 비교하세요. 이 근거로 판단할 수 있는 확실성이나 적용 범위를 넘어섰습니다. 본문 표현 “it did not establish that temperature had no effect”를 질문과 주장 “The smaller difference shows that temperature can be ruled out as a cause.”에 비추어 확인하세요. 다른 선택지 “The follow-up establishes silence as the cause of the original improvement.”와 비교하세요. 관찰된 관련성을 본문이 입증하지 않은 인과관계로 바꿨습니다. 본문 표현 “Either silence or movement might have contributed.”를 질문과 주장 “The follow-up establishes silence as the cause of the original improvement.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Short-term accuracy may not mean practical benefit all afternoon.”입니다. 근거: “A room that improves a short test but makes workers uncomfortable all afternoon may offer little practical benefit.”. 다른 선택지 “To find out whether discomfort explains all the original proofreading errors.”와 비교하세요. 쾌적함을 확인하는 목적은 정확성 향상이 오후 내내 실질적인 이점이 되는지 살피는 것입니다. 불편함으로 기존 오류 전부를 설명하자는 제안은 없습니다. 본문 표현 “a measure of comfort as well as accuracy”를 질문과 주장 “To find out whether discomfort explains all the original proofreading errors.”에 비추어 확인하세요. 다른 선택지 “To confirm the discomfort already reported by the first cool-room group.”와 비교하세요. 앞으로 확인할 계획을 이미 입증된 결과로 취급했습니다. 본문 표현 “wants a larger trial”를 질문과 주장 “To confirm the discomfort already reported by the first cool-room group.”에 비추어 확인하세요.
When a cooler room is not the whole answer
근거에 맞는 답은 “Seek broader evidence before investing in cooling equipment.”입니다. 근거: “Before recommending a policy, the team wants a larger trial across several workplaces”. 다른 선택지 “Invest in cooling first and check its wider workplace benefits afterwards.”와 비교하세요. 본문에서 요구한 추가 근거나 안전장치가 마련되기 전에 실행하자고 합니다. 본문 표현 “Before recommending a policy, the team wants a larger trial”를 질문과 주장 “Invest in cooling first and check its wider workplace benefits afterwards.”에 비추어 확인하세요. 다른 선택지 “Abandon the temperature question because the follow-up found a smaller effect.”와 비교하세요. 한계가 있다는 이유로 기여 전체를 버리려 합니다. 유용성과 한계는 구분해야 합니다. 본문 표현 “it did not establish that temperature had no effect”를 질문과 주장 “Abandon the temperature question because the follow-up found a smaller effect.”에 비추어 확인하세요.