1．强调句式的常用结构
陈述句：It is/was＋被强调部分＋that/who...
一般疑问句：Is/Was＋被强调部分＋that/who...?
特殊疑问句：特殊疑问词＋is/was＋it＋that...?
It is/was not until...＋that...
It is only by listening to and understanding each other that problems between parents and children can be settled.
只有通过倾听和相互理解，孩子和父母之间的问题才可能被解决。
It was not until twelve o'clock last night that I went to bed.
昨天晚上我一直到十二点才睡。
Was it yesterday that you met your old friend in the supermarket？你是昨天在超市遇到你的老朋友的吗？
