IELTS reading inference Practice
根據本文，什麼定義了腦部發展的「關鍵窗口」？
Question type: multiple choice · Difficulty: intermediate
- A. (A) 大腦停止生長並開始修剪連接的時期。
- B. (B) 對營養等環境因素高度敏感的時期。
- C. (C) 孩子學習說話和走路的時間。
- D. (D) 遺傳因素影響最大的生命階段。
Explanation Preview
Paragraph B explains that a 'critical window' is a distinct period 'during which the brain undergoes explosive growth and is uniquely sensitive to its environment.' This directly corresponds to the idea of a heightened period of sensitivity.