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1、语法精讲The Use of “It” (2) for Emphasis “It”的用法(2)表示强调强调结构：It is/was+被强调部分+that/who+句子剩余部分。强调结构可用来强调除谓语之外的所有成分：主语、宾语、状语等。应注意以下方面：1.强调主语用主格，强调宾语用宾格。It was I that met Tom in the park.It was him that I met in the park.2.只有强调人的时候可用who,其余的一律用that,不管强调的是时间、地点还是原因、方式。It was in Shanghai that I saw the film.3.若
2、把强调结构中的“It is/was.that/who.”去掉，仍为一个完整句子，因此应注意状语的完整性，一定不要丢掉了必要的介词。It was in 1975 that I worked in the factory.4.若强调主语，从句的谓语动词应与被强调的主语一致。It is Prof.Lin who teaches us English.5.注意强调结构与定语从句的区别。It is the factory where I worked 30 years ago.(定语从句)It is in the factory that I worked 30 years ago.(强调结构)6.注意
3、not.until的强调：把not与until一并提前。It was not until his mother came back that he went to bed.7.注意强调结构的疑问形式。Was it in the room that we held a meeting?When was it that you saw him for the first time?考题再现【考例1】（2006辽宁高考，35）It was after he got what he had desired _ he realized it was not so important.A.thatB.wh
4、enC.sinceD.as解析:该句为强调句，强调了句子的时间状语after he got what he had desired。强调句的结构是It is/was+被强调部分+that/who+句子的其余成分。答案:A【考例2】(2006全国高考,9)It was not until she got home _ Jennifer realized she had lost her keys.A.whenB.thatC.whereD.before解析:强调句的基本结构为“It is/was+被强调部分+that/who.”。本题强调时间状语从句，用that。答案:B【考例3】(2006山东高考，32)I just wonder _ that makes him so excited.A.why it doesB.what he doesC.how it isD.what it is解析:本题题干相当于I just wonder what makes him so excited的意义，所以该题实际上为强调句型的特殊疑问句式，what为宾语从句的连接词且在从句中作主语。答案:D2用心 爱心 专心
