专题:
陈述句的强调句型It is/was+被强调部分（通常是主语、宾语或状语）+that/who（当强调主语且主语指人）+其他部分。一般疑问句的强调句型：is/was it+被强调部分（通常是主语、宾语或状语）+that/who（当强调主语且主语指人）+其他部分。
强调句基本句型
1、强调句的陈述句句型为：It is /was+被强调的部分+that/who引导的从句+原句其他部分。尼们可以看下面例句来体会理解：
2、强调句的一般疑问句型：Is / Was +it+被强调的部分+that/ who/ whom引导的从句+原句其他的部分。
3、强调句的特殊疑问句型：特殊疑问词（When /Where/ Why/ Who/ What/ How ）+is/ was +it +that从句+原句的其他部分。
4、强调句例句：针对I met Li Ming at the railway station yesterday.句子进行强调。
强调主语：It was I that （who） met Li Ming at the railway station yesterday.
强调宾语：It was Li Ming that I met at the railway station yesterday.
强调地点状语：It was at the railway station that I met Li Ming yesterday.
强调时间状语：It was yesterday that I met Li Ming at the railway station.