問題詳情

47 Which of the following statements is true about volcanic activities in Paragraph Two?
(A) They have been on the increase over the years.
(B) They are no more frequent than they used to be.
(C) They increase as the human population becomes larger.
(D) They are more frequently observed as a result of increased population.

參考答案

答案:B,D
難度:適中0.4
統計:A(1),B(1),C(1),D(2),E(0)

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