初中英语语法定语从句精讲精练.doc

精品文档---下载后可任意编辑初中英语语法定语从句精讲精练.doc 定语从句 在复合句中修饰名词或代词的从句叫做定语从句。有限制性定语从句和非限制性定语从句。被修饰的名词或代词叫先行词。引导定语从句的关系代词有 who，whom，whose，which，that，as 等和关系副词 where，when，why 等。关系代词和关系副词在定语从句中充当一定的句子成分。 1、由 who，who，whom，whose 引导的定语从句 在这类定语从句中，who 用作主语，whom 用作宾语(可以省略)，whose 用作定语。如： This is the man who is looking for you. The actor you”re talking about is in the car. Do you know the singer whose name is Liu Huan? 2、由 which 引导的定语从句 which 在定语从句中作主语、或谓语动词或介词的宾语(可以省略)。如： The bridge which is being built is 5km long. This is the CD (which) he wants. The house in which /where they live is very beautiful. 注： ① whom 和 which 作介词宾语时，介词一般可放在它们之前，也可以放在从句原来的位置上；在含有介词的动词固定词组中，介词只能放在原来的位置上。如： The house in which they live is very beautiful. (=The house which they live in is very beautiful.) Lina is the girl with whom I went shopping yesterday. (=Lina is the girl whom I went shopping with yesterday) The actor you”re talking about is in the car. ② 假如是引导非限制性定语从句，只能用关系代词 which，而不能用 that。如： She has lost the book HARRY POTTER, which she likes very much. 3、由 that 引导的定语从句 that 在定语从句中可以指人或物，作主语或谓语动词的宾语(可以省略)，不能作介词的宾语。如： The toy car that was given by my uncle last week is my favourite. The present (that) I got last week was given by my uncle. 在以下几种情况下都只能用 that 引导定语从句： 1）先行词是不定代词 all，few，little，much，something，nothing，anything 等。如： All that you have to do every day is to practise speaking more. 2）先行词被序数词或形容词最高级所修...