問題詳情

39. According to the passage, one possible cause of the movement of the tectonic plates is __________.
(A) the expansion of the ocean
(B) the position of the Moon
(C) gravitational pull
(D) wave motion

參考答案

答案:C
難度:適中0.608696
統計:A(2),B(3),C(14),D(2),E(0)

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