高中英语语法专题：定语从句 课件 (共2份打包)

定语从句 什么是定语从句？ 修饰某一名词或代词的句子叫定语从句。 Mary is a girl who has long hair. This is the classroom where we study. * 修饰girl 修饰classroom 讨论：从句特征是什么？ 定语从句的特征 有引导词。 放在所修饰的名词或代词之后。 * Mary is a girl who has long hair. * 先行词 关系词 引导定语从句的词叫做关系词；关系词又分为 关系代词和关系副词。 被定语从句修饰的名词或是代词叫先行词。 相关概念 This is the classroom where we study. * 先行词 关系副词 Mr. Liu is the person whom you talked about  on the bus. 先行词 关系代词 练习(分组讨论：2min） 括出以下句子中的定语从句，划出先行词和关系词。 1. She is a new student who doesn't speak English well. 2. The Tiananmen Square, which I visited last week, is the largest square in Beijing. 3. This is the composition that I think is perfect. 4. The new student is from Tibet, which I really want to have a visit to. 5. Her parents wouldn't let her marry this man who is not honest. 6. I will remember the days when I stayed with my parents in Sanya. * Mary is a girl who has long hair. * 关系代词 关系词的作用： 引导定语从句； 代替先行词； 在定语从句中担当一个成分。 关系词的作用 关系词的作用 This is the classroom where we study. * 关系副词 关系词的作用： 引导定语从句； 代替先行词 the classroom； 在定语从句中担当一个成分。 如何把简单句改写成定语从句？ The boys are from Class One. They are playing football. 写法： 找出两句简单句的共有成分； 将主要信息句保留，另一句中共有成分去掉； 用关系词引导剩下从句并紧跟在被修饰词之后。 The boys who are from Class One are playing football. The boys who are playing football are from Class One. * 小组讨论：如何理解关系词代替先行词？ 关系词做何成分？ 关系代词 The boys who are from Class One are playing football. The boys who are playing football are from Class One. The girl who you talked with just now is my best friend. * who = the boy 指代人； 关系代词who在定语从句中做主语。 who = the girl 指代人； 关系代词who在定语从句中宾语。 小组讨论（3min） 分析以下关系词指代人或物，在定语从句中作何成分。 Mr. Liu is the person whom you talked about on the bus. Li Ming is just the boy whom I want to see.   Football is a game which is liked by most boys.  This is the pen which he bought yesterday.    The person that you introduced to me is very kind.    The season that comes after spring is summer.    Yesterday I received a letter that came from Australia.   * * 小组竞赛 关系代词 指人或物 在定从中作何