Unit 1 Cultural relics 课时三 Grammar（课件）-2020-2021学年上学期高一英语同步精品课堂（人教版必修2）(共18张PPT)

一、定语从句的定义： 用来修饰名词或代词的从句叫定语从句。被定语从句所修饰的名词或代词叫先行词（antecedent）。定语从句一般是由关系代词或关系副词来引导的。相当于名词和形容词的作用。 eg: 1. Do you know the man who came to see Xiao Yang this morning? 2.The day is not far off when we will make a trip to Britain. 定语从句归纳总结 二、关系代词和关系副词的作用： 1、引导作用 2、替代作用 3、在定语从句中担当某个成分的作用 eg: 1.Those who want to go please sign your names here. 2.This is the house where he was born. 3. Bill, who was here yesterday, asked me a lot of questions. 三、关系代词（who, whom, which, that, whose）的指代关系 √ √ √ √ √ √ √ 主语 宾语 宾语 主语 宾语 主语 宾语 定语 指人 指物 在定语从句中的作用 Who Whom Which that whose Eg:1.He is such a man who never tells a lie. 2. He is the model worker whom/who we should learn from. 3. A dictionary is a book which often helps us to know the meanings of the words. 4. This is the film which I like best. 5. The boy whose father is a professor is one of my best friends. 6. The house whose roof was blown away by the storm will be rebuilt soon. 四、关系代