問題詳情

54. Which of the following questions can the passage answer?
(A) How do nerve cells communicate with each other?
(B)Why are scientists interested in studying sleep?
(C) Which types of toxins build up in our brain?
(D)In what ways does sleep affect our body?

參考答案

答案:D
難度:適中0.619048
統計:A(1),B(3),C(2),D(13),E(0)

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