問題詳情

15.An occulting light is one in which the total duration of ____________ .
(A) light longer than darkness
(B)light and darkness equal
(C)light shorter than darkness
(D)darkness shorter than light

參考答案

答案:A
難度:適中0.5
統計:A(2),B(1),C(0),D(0),E(0)

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