問題詳情
47.Why do some old people look a little shrunken as they age?
(A) Because their spine is in active use.
(B) Because they are more easily affected by gravity.
(C) Because they keep growing backwards.
(D) Because their spine becomes more bent.
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)