問題詳情

26. According to paragraph 2, evidence from fossils suggests that
(A) extinction of species has occurred from time to time throughout Earth’s history.
(B) Extinctions on Earth have generally been massive
(C) there has been only one mass extinction in Earth’s history.
(D) dinosaurs became extinct much earlier than scientists originally believed.

參考答案

答案:A
難度:簡單0.769231
統計:A(10),B(0),C(3),D(0),E(0)

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