From the moment I saw you smile,as you opened the door for that young mother and her newborn baby.
问题描述：
From the moment I saw you smile,as you opened the door for that young mother and her newborn baby.
smile为什么不用非谓语形式smiling?
答
首先这两种形式在结构上都是对的,但意义上稍有不同.see sb do sth表示看见某人做某事（强调整个过程）,see sb doing sth表示看见某人正在做某事（强调动作,状态）.我想在这句话里,用前者更为合适.因为整句话的意思为...