单选题:我国城镇道路按结构强度可分为(  )。

题目内容:

我国城镇道路按结构强度可分为(  )。 A.高级路面和次高级路面
B.高级路面和低级路面
C.高级路面、中级路面和低级路面
D.高级路面、中级路面和次中级路面

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答案解析:

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(  )_______ is the last important novelist and poet of the 19th century. A.Thoma

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