問題詳情
49. According to the passage, which of the following is true about theeffects of salts on rocks?
(A) Only two types of salts cause prying and wedging.
(B) Salts usually cause damage only in combination with ice.
(C) A variety of salts in all kinds of environments can cause weathering.
(D) Salt damage at the seashore is more severe than salt damage in Death Valley,
(A) Only two types of salts cause prying and wedging.
(B) Salts usually cause damage only in combination with ice.
(C) A variety of salts in all kinds of environments can cause weathering.
(D) Salt damage at the seashore is more severe than salt damage in Death Valley,
參考答案
答案：C
難度：簡單0.857143
統計：A(0),B(1),C(6),D(0),E(0)
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