問題詳情
12. According to scientists, our mental abilities begin to ___ from the age of 27 after reaching the highest level at 22.
(A) differ
(B)shrink
(C)fail
(D)decline
(A) differ
(B)shrink
(C)fail
(D)decline
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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