問題詳情

74. According to the passage, what is the cause of acid rain?
(A) automobile emissions
(B) second-hand smoke from cigarettes
(C) noxious gases and chemicals in the atmosphere
(D) fuel burned for energy

參考答案

答案:C
難度:簡單0.714286
統計:A(1),B(1),C(10),D(0),E(0)

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