(
课件网) 定语从句 1. 什么是定语从句？ 2. 定语从句是怎么样的？ 3. 如何选择定语从句的连接词？ 4. 限制性定语从句和非限制性定语从句 5. 关系词只用that不用which的情况 6. 定语从句的补充 学习目标： 一、定语从句的概述 They were well trained by their masters who had great experience with caring for these animals. ↓ ↓ 主句 定语从句 They were well trained by their great masters. 定语 作定语的句子 一、定语从句的概述 They were well trained by their masters. Their masters had great experience with caring for these animals. ↓ They were well trained by their masters who had great experience with caring for these animals. 先行词 关系词（引导词） 二、定语从句的结构 先行词 (n. /代词) + 关系词 陈述句 定语从句 主句 被定语从句修饰的词 关系词有三个作用： 连接先行词和定语从句或引导定语从句； 2. 指代先行词。 3. 关系词在定语从句中充当一个成分，如主语、宾语、定语、状语等； 先行词是人的时候 三、定语从句关系词的选择 先行词 关系词在从句中作的成分 关系词选择 例句 备注 人 主语 who/that Do you know the man who/that is talking with your mother 宾语 who/whom/that The boy (who/whom/that) she loved died in the war. who,whom, which和that在限制性定语从句中作宾语时，常可以省略。 定语 whose The boy whose father works abroad is my deskmate. whose表示所属关系 先行词是物的时候 三、定语从句关系词的选择 先行词 关系词在从句中作的成分 关系词选择 例句 备注 物 主语 which/that A plane is a machine which/that can fly. 宾语 which/that The book (which/that) I gave you was worth 100 yuan. who,whom, which和that在限制性定语从句中作宾语时，常可以省略。 定语 whose I like those books whose topics are about history. whose表示所属关系 先行词是时间、地点、原因的时候 三、定语从句关系词的选择 先行词 关系词在从句中作的成分 关系词选择 例句 备注 时间 时间状语 when I will never foget the day when we met. 可用on which 代替when 地点 地点状语 where This is the house where I was born. 可用in which代替where 原因 原因状语 why I can't imagine the reason why he turned down my offer. 可用for which代替why This is the reason he left. This is the reason for he left. This is the place my mother was born. This is the place in my mother was born. October 1st, 1949 is the day the People's Republic of China was founded. October 1st, 1949 is the day on the People's Republic of China was founded. why which where which when which 总结：关系副词when/where/why有时可以用由介词+which代替 why = for which when = on which where = in which 判断关系词的步骤： 1. 确定先行词； 2. 确定定语从句中缺少的成分； 3. 选择相应的关系词。 The 80,000 objects collected by Sir Hans Sloane, for example, formed the core collection of the British Museum opened in 1759. (2020新高考全国I卷） which/that 1. 先行词是事/物，关系词选择 which / that 判断关系词的步骤： 1. 确定先行词； 2. 确定定语从句中缺少的成分； 3. 选择相应的关系词。 按照步骤完成以下练习 The Digital World is a set of volumes aim to describe how digital systems influence society and help readers understand the nature of digital systems and their ... ...
