A-A+
According to the passage rock breaks down int
问题详情
According to the passage, rock breaks down into clay under all of the following conditions EXCEPT when
A.it is exposed to freezing and thawing
B.roots of trees force their way into cracks
C.it is combined with alkalies
D.natural forces wear away the Earth"s crust请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:C