Unit 5 Languages Around the World Discovering Useful Structures 课件-2023-2024学年高中英语人教版（2019）必修第一册

Unit 5 Discovering Useful Structures 定语从句——关系副词 (where, when, why, prep.+which/whom) 假定你是惠州市某中学的学生李华，得知2023年美国动会将于2023年7月27日至8月7日在美国纽约举行。组委会正向全球招募志愿者，请根据以下要点，向运动组委会写一封申请信。内容包括： 1.写信目的； 2.说明个人优势：精通英语，热爱运动，有类似志愿经历; 3.表达愿望。 Review——定语从句 1. 当定语成分由一个句子来充当时，这个句子就叫定语从句，即用一个句子去修饰另一个句子中的某个名词或代词　 2. 通常紧跟在所修饰的名词或代词后 This is a book which was written by J.K. Rowling 3. 定语从句的必备两要素 This is a book which was written by J.K. Rowling ①先行词 （名词或代词） ②关系词（关系代词that/which/who/whom/whose 关系副词 when/where/why…） We went back home last weekend. We are studying at Shangmei Middle School. We don’t want to go outside because it is freezing outside. What is adverbial 状语? last weekend at Shangmei Middle School because it is freezing outside 时间状语 地点状语 原因状语 状语只是修饰成分，与句子主干可以独立开 一、关系副词的用法 在复合句中，修饰某一名词或代词的从句叫 _________。被修饰的名词或代词叫 _______，定语从句一般放在先行词的_____，引导定语从句的词叫做 _______。 引导定语从句的关系词有关系代词和关系副词。 关系代词包括 ：that, which, who, whom, whose, as 关系副词包括 ：when, where, why 定语从句 先行词 后面 关系词 关系副词 指代 在从句中作 例句 when 1. The time when I arrived was late at night. where 2. The mines where I worked were 9 km from my home. why 3.The reason why I got a job was because of my hard work. time 时间状语 place reason 地点状语 原因状语 作状语，即从句成分齐全，不缺主，宾，表，定语。 8 It was a time when people were divided geographically. 小结 1 when 引导定语从句时，先行词为表示时间的名词 ( time, day, year, moment )，关系词在从句中作时间状语。 It was a time. People were divided geographically _____________. 关系副词 — when at the time 小结 2 where引导定语从句时，先行词为表示地点的名词，关系词在从句中作地点状语。 关系副词 — where This is the factory where they used to work. This is the factory. They used to work ___________. in the factory This is the factory where they used to work. where 还可用在表示抽象意义的地点名词后，如 situation, stage, point, case, position, condition, occasion等,意思是“到了某种地步,在某种境况中” 。 The accident has reached to the point ________ both their parents are to be called in. 关系副词 — where where 1.We are trying to reach a point ____ both sides will sit down together and talk.