(
课件网) 第四讲 特殊句式 考点突破 · 精讲即练 考点一 强调句 一、强调句 1．强调句的基本句型结构：It is/was＋被强调部分＋that/who＋句子其他部分。该句型可对句子的主语、宾语、状语等进行强调。当强调部分是人，且作主语时，引导词也可用who。强调主语时要注意连接词与谓语的一致性。 It is our teacher who/that helps us make great progress. 是我们的老师帮助我们取得了巨大的进步。 2．强调句的一般疑问句结构：Is/Was＋it＋被强调部分＋that/who＋句子其他部分？ Was it in the park that he met our new teacher 他是在公园里遇到了我们的新老师吗？ 3．强调句的特殊疑问句结构：疑问词＋is/was＋it＋that/who＋句子其他部分？ When was it that he made up his mind to take this course 他是什么时候决定上这门课的？ 【点津】 由疑问词引导的强调结构作宾语从句时，从句必须使用陈述语序。 He asked me who it was that took his umbrella by mistake. 他问我是谁错拿了他的伞。 4．not ... until ...句型的强调结构：It is/was not until...that...。 It was not until twelve o'clock last night that I went to bed. 昨天晚上直到十二点我才去睡觉。 二、强调谓语动词 用助动词do，does或did来强调谓语动词，用于一般现在时和一般过去时的肯定陈述句中，do还可以用于祈使句。 The family did manage to send him to a technical school. 这家人确实设法把他送到了一所技术学校。 三、强调句与三大从句的区别 类型 区别 与主语 从句 强调句去掉It is/was和that 之后，句子结构仍然完整，而主语从句却不能。 It is there that accidents often happen.(强调句) It is a fact that English is being accepted as an international language.(主语从句) 类型 区别 与定语 从句 强调句中that没有意义，且不作任何成分，而定语从句中that为关系代词，在从句中充当主语、宾语或表语。 It is novels that Miss William enjoys reading.(强调句) It is a question that needs careful consideration.(定语从句) 类型 区别 与时间 状语从句 强调句去掉It is/was和that后，结构仍然完整，而It is ...when...中，it指代时间。 It was at six o'clock that I got up today.(强调句) It was six o'clock when I got up today.(时间状语从句) 即时演练(一) 单句语法填空 1．I can't remember what it was _____ made the teacher give Mary the permission to leave the class earlier. 2．____ was because I was stuck in the traffic that I came late. 3．It was he _____ showed me how to smile through the tough times. 4．It was not until we heard that she was safe and sound _____ we finally breathed a sigh of relief. 5．Was it yesterday _____ you met your teacher in the street that It that/who that that 考点二 省略句 一、状语从句的省略 在时间、让步、方式、条件、地点等状语从句中，如果状语从句的主语与主句的主语一致或从句的主语是it，而且状语从句的谓语中有be动词，可以将从句中的主语连同be动词一起省略。 While (I was) walking the dog on the street the other day, I met one of my old friends. 前几天在街上遛狗的时候，我遇到了我的一位老朋友。 If (you are) asked to look after luggage for someone else, you should inform the police at once. 如果被要求替别人照看行李，你应该立即通知警察。 There are some health problems that, if/when (some health problems are) not treated in time, can become ... ...
