問題詳情

30. What might be an alternate title for this passage?
(A) One Pill Treats Two Serious Sleep Disorders
(B) Sleep Disorders and Their Causes
(C) How to Sleep Well at Night
(D) Scientists Work Hard to Stay Awake

參考答案

答案:A
難度:簡單0.709677
統計:A(132),B(25),C(24),D(4),E(0)

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