we have never seen 【 such an 】exciting film before.请问such an 可以换为so
问题描述：
we have never seen 【 such an 】exciting film before.请问such an 可以换为so
such用来修饰可数名词单数形式时,可以与冠词连用.不知so行不?
答
such是突出名词的,而so是强调形容词的,故so an...是错误的.
比较：1.We have never seen such an exciting film before.
2.We have never seen so exciting a film before.