读“某地等温线分布及地质剖面图”,完成7—8题。 7.对该处的地

读“某地等温线分布及地质剖面图”,完成78题。

7对该处的地形及地质构造描述正确的是  

A.背斜成山            B.向斜成山

C.背斜成谷            D.向斜成谷

8.该地质构造  

A.上部岩层较老           B.两侧岩层较新

C.良好的储油构造         D.良好的储水构造

答案

BD

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