問題詳情

【題組】42. Why does the author mention Newton’s theory?
(A)To account for the movement of tides
(B)To explain the movement of the sun and the moon
(C)To indicate an important development in the understanding of tides
(D)To describe the effect of the tides on coastline

參考答案

答案：C
難度：適中0.5
書單：沒有書單，新增

用户評論

【Yu】評論

第一段The role played by the moon (primarily) and the sun (secondarily) was not widely recognized until Sir Isaac Newtown proposed his theory on the gravitational pull of celestial bodies. 文中提到Newtown牛頓是因為在牛頓提出潮汐理論之前，人們不知道潮汐跟月亮有關