阿摩線上測驗
27. Why is bloodletting no longer considered a cure-all?
(A) Because more is known about the workings of the human body
(B) Because leeches were outlawed
(C) Because barbers were too busy cutting hair
(D) Because today we know that blood is necessary for health
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統計： A(270), B(10), C(2), D(57), E(0) #841515
統計： A(270), B(10), C(2), D(57), E(0) #841515
