文言文中，经常出现“以……为……”结构，许多人把它理解为动词“认为”，从它的用法来看，这种解释是不正确的。在这里，我们从“以”动词性出发，来分析“以……为……”这一结构。 首先，“以”作为动词时，“以……为……”当“认为……是……”或“把……当作（看作）… In classical Chinese, the structure of “... as ...” often appears. Many people interpret it as the verb “think”. From its usage, such explanation is incorrect. Here, we start with the “to” verb and analyze the structure of “... as ...”. First, when “to” is used as a verb, “when ... is” is used as “when ... is ...” or "... as (as)