阿摩線上測驗
42 According to the passage, what is the main cause of the aging-out process?
(A) School education
(B) Parents’ discipline
(C) The natural human life cycle
(D) Children’s independence from adults
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統計： A(9), B(27), C(118), D(39), E(0) #932608
統計： A(9), B(27), C(118), D(39), E(0) #932608
