최근 비트코인 ____이 많이 올랐습니다.
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정답: C. 가격
How to solve: The sentence indicates that Bitcoin 'has risen a lot'. The word that fits this context for Bitcoin is 'price'. '가격' means price.
Choice analysis (EN):
A — '시간' means time, which does not fit the context of '올랐습니다' (has risen) for Bitcoin.
B — '사람' means person, which is irrelevant to Bitcoin rising.
C — '가격' means price. Bitcoin's price rising is a natural and common expression.
D — '물건' means object or thing, which is not suitable in this context.
많은 전문가들이 비트코인 ____의 상승을 예측하고 있습니다.
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정답: B. 가격
How to solve: The sentence talks about '상승을 예측하고 있습니다' (predicting a rise). For Bitcoin, what usually rises is its price. '가격' means price.
Choice analysis (EN):
A — '환경' means environment, which is not typically associated with '상승' (rise) in the context of Bitcoin.
B — '가격' means price. Predicting a rise in Bitcoin's price is a common topic.
C — '건강' means health, which is unrelated to Bitcoin.
D — '날씨' means weather, which is completely irrelevant to Bitcoin.
비트코인 ____이 너무 심해서 투자에 주의해야 합니다.
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정답: C. 변동
How to solve: The sentence states '투자(investment)에 주의해야 합니다' (must be careful with investment) because something about Bitcoin is '너무 심해서' (too severe). The 'fluctuation' of Bitcoin price is severe, requiring caution. '변동' means fluctuation.
Choice analysis (EN):
A — '이름' means name, which being severe doesn't necessitate caution in investment.
B — '색깔' means color, which is irrelevant.
C — '변동' means fluctuation. Severe fluctuations in Bitcoin price are a major reason for investment caution.
D — '크기' means size, which doesn't fit the context of '심하다' (severe) for investment caution.
비트코인 ____을(를) 확인하고 구매를 결정해야 합니다.
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정답: B. 정보
How to solve: To decide whether to buy Bitcoin, one needs to '확인하다' (check/confirm) something. This 'something' would be '정보' (information) about Bitcoin. '정보' means information.
Choice analysis (EN):
A — '음식' means food, which is irrelevant to buying Bitcoin.
B — '정보' means information. It is crucial to check information before making an investment decision like buying Bitcoin.
C — '교실' means classroom, which is unrelated.
D — '강아지' means puppy, which is irrelevant.
비트코인 ____는 최근 몇 년간 크게 성장했습니다.
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정답: B. 시장
How to solve: The sentence talks about '크게 성장했습니다' (has grown significantly) in recent years for Bitcoin. What grows in the context of Bitcoin is its 'market'. '시장' means market.
Choice analysis (EN):
A — '사람' means person, which is not what grows in this context.
B — '시장' means market. The Bitcoin market has indeed grown significantly in recent years.
C — '바다' means sea, which is unrelated to Bitcoin.
D — '가족' means family, which is irrelevant.
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