(
课件网) U1 Wish you were here Grammar and usage 非限制性定语从句 1. 定义definition： 在复合句中修饰名词或代词的从句。 3. 先行词antecedent： 被修饰的名词或代词。 一、定语从句的相关概念 There was an earthquake which happened in Tangshan in 1976. 2. 关系词relative： 引导定语从句的词。 关系词+ 先行词+ 其他部分 3. 引导定语从句的关系词： 关系代词： 关系副词： when, where, why(限制性定从) who, whom, whose, which, that(限制性定从), as(非限制性定从) 定语从句的相关概念 4、关系词的功能: 1)连接主句与从句 2)指代先行词 3)在从句中充当成分 1.先看 先行词 2，再看引导词在从句中充当什么成分。 解决定语从句的思维 Let's practice Ready Go! 1.This is the house_____he lived last year. where where that/ which Sorry , you are wrong! 2.This is the house_____he visited last year. that/ which Sorry , you are wrong! where that/ which 3.I'll never forget the day_____I met you. when when that/ which Sorry , you are wrong! 4.This is the reason_____he went there. why why that/ which Sorry , you are wrong! ③ Bob的父亲从事这项工程，他在埃及待了四年。 Bob’s father , who worked on the project, spent four years in Egypt. ① 戴维斯想参观袁博士的新农场，那里种了海水稻。 Davis wanted to visit Dr Yuan’s new farm , where the seawater rice was grown. ② 劳拉不能来参加我们的聚会，这真遗憾。 Laura couldn’t come to our party , which was a pity. 非限制性定语从句的用法 1、非限制性定语从句是对先行词或整个主句的补充说明，与主句之间通常用逗号隔开，有关系代词which、who、whom、whose或关系副词when、where引导。 ① 她听到一阵可怕的声响，这让她心提到了嗓子眼儿。 She heard a terrible noise , which brought her heart into her mouth. 2、which引导非限制性定语从句时, 先行项可以是某个单词或短语, 也可以是整个主句或主句的一部分。 ② 戴维学习努力并且准备帮助他人，这是他父母的期待。 David studies hard and is ready to help others , which is what his parents expect. ① 植物的生长速度受多种因素影响，其中有些因素是我们无法控制的。 The growing speed of a plant is influenced by a number of factors , some of which are beyond our control. ② John邀请了大约40人参加他的婚礼，其中大多数是他的家人。 John invited about 40 people to his wedding, most of whom are family members. 3、在非限制性定语从句中whom、which前面可以some of、many of、all of、most of等修饰词，表示整体中的部分或所有。 4、as和which都可引导非限制性定语从句，指代整个主句 的内容，但有区别：as引导的从句可以位于主句前、主句中 和主句后，主句没有前后逻辑关系，常表示“正如”；而 which引导的定语从句只能放在主句后，主从句常有一定的因 果关系或前后顺序，常表示“这/这一点”。例： Liquid water changes to vapor, which is called evaporation. 液态水变为蒸汽，这就叫做蒸发。 As everyone knows, all that glitters is not gold. = All that glitters, as everyone knows, is not gold. = All that glitters is not gold, as everyone knows. 众所周知(正如每个人知道的)，并非所有发光的东西都是金子。 restrictive relative clauses non-restrictive relative clause 1. I saw the guy who delivers my mail in town yesterday. 2. I'll always remember ... ...
