Unit 4 Discovering Useful Structures 课件-2022-2023学年高中英语人教版（2019）必修第一册

Find and underline all the restrictive relative clauses in the text. Unit 4 Discovering Useful Structures 1. There were deep cracks that appeared in the well walls. 2. Eleven kilometres directly below the city, one of the most deadly earthquakes of the 20th century had begun, a quake that even caused damage more than 150 kilometres away in Beijing. 3. Two thirds of the people who lived there were dead or injured. 4. The number of people who were killed or badly injured in the quake was more than 400,000. 5. Soon after the quakes, the army sent 150,000 soldiers to Tangshan to dig out those who were trapped and to bury the dead. 6. Workers built shelters for survivors whose homes had been destroyed. What function do the restrictive relative clauses have? 修饰名词或代词 杨 靛 (杨) - Do you still remember what attribute is？ 定语是对名词或代词起修饰、限定作用的词、短语或句子，汉语中常用“...的”表示。单个单词作定语通常位于被修饰的成分前，而短语或从句作定语时，则要放在被修饰的成分之后。 可以用作定语的有：形容词、名词、代词、数词、不定式、动名词、分词、介词短语和从句等。 She is a beautiful girl. 她是一个漂亮的女孩。 China is a developing country. 中国是一个发展中国家。 The man standing there is my brother. 站在那里的人是我的弟弟。 Those who study hard will succeed. 那些努力学习的人将会成功。 两个简单句： A man is standing there. The man is my brother. 合并： The man who is standing there is my brother. 先行词 关系词+定语从句 在复合句中，修饰主句中的名词或代词或整个句子的从句叫做定语从句。 定语从句的定义及构成 被定语从句修饰的名词或代词叫做先行词。 连接先行词和定语从句的词叫做关系词，其主要作用是连接主句和从句，并在从句中充当一定的句子成分。 关系代词 关系副词 who,whom,which,that,whose起着代词和连词的作用，在从句中充当主语，宾语或定语 when,where,why起着副词或介词短语和连词的作用，在从句中充当状语 关系词 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 should be ready. 2.Bill, who was my student,asked me questions. 关系词引导定语从句，同时指代先行词在定语从句中充当的成分,所以先行词在定语从句中不再出现，也不用其他词代替。 Bill is a boy who I teach him. 请找出下列句子中的主从句、先行词、关系词以及关系词充当的成分 1. Do you know the man who is talking with your father？ 2. Can you lend me the dictionary that you bought yesterday？ 3. This is the best hotel in the city that I know. 4. Do you remember one afternoon two years ago when I came to your house? 5. The schoo