問題詳情

42 According to the passage, which of the following was most probably the pretended subject of the alchemists’studies in the Middle Ages?
(A)Air
(B)Dust
(C)Silver
(D)Water

參考答案

答案:C
難度:適中0.506329
統計:A(20),B(36),C(80),D(10),E(0)

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