Unit 5 Languages Around the World Discovering Useful Structures 介词加关系代词引导的定语从句课件-2025-2026学年高中英语人教版必修第一册

该高中英语课件聚焦“介词+关系代词引导的定语从句”，通过对比when/where/why与“介词+which/whom”的转换导入，系统讲解关系代词选择（whom指人、which指物）及介词确定依据，构建从旧知到新知的学习支架。 其特色在于分层次解析介词确定的五大依据（先行词、动词/形容词搭配等），结合“小试牛刀”实例练习，强调固定短语中介词位置规则，助力学生提升语法分析与语言运用能力，教师可通过结构化练习提高教学效率。

Languages around the world Period 3 Attributive clause(定语从句IV) 介词+关系代词引导的定语从句 1 1.To learn attributive clause with prep+relative pronouns 2.To learn how to write an attributive clause 3.To learn how to analyze the structure of a sentence Learning aims Lead in 1.The day he passed away was May. 22nd,2021. 2.He was buried in Hunan many great people were born. 3.The reason he was respected by billions of people is known to us all. when where why =on which =in which =for which 4.Do you know the man about we are talking? whom 1.How to choose correct relative pronouns? （如何选择正确的关系代词？） Let’s discover 1.The day he passed away was May. 22nd, 2021. 2.He was buried in Hunan Province many great people were born. 3.The reason he was respected by billions of people is known to us all. 4.Do you know the man we are talking? on which in which for which about whom 1.“介词+关系代词”引导的定语从句中，指人时关系代词用 ， 指物时关系代词用 。 whom which 2.How to choose correct prepositions? （如何选择正确的介词？） 1. The farm ____which he worked two years ago is very famous. 2. This is the house _____which Lu Xun used to live. on in ①根据先行词来确定 on the farm in the house 1.Do you remember the day ________ she joined the party? 2.This is the boy __________ I often play basketball after school. on which with whom 小试牛刀 2. The car ____ which he paid 100,000 dollars is very fascinating. ②根据定语从句中动词与介词的搭配 for on 1. He is the person _____ whom I think you can depend . depend on pay for 1. This is the movie ____ which I told you last week. about 2. Our headteacher is the person ____ whom I’ve learnt a lot. from 小试牛刀 ③根据定语从句中形容词与介词的搭配 2. That is the superhero _____ whom they are proud. of 1. I went to the West Sea ____ which Wuning is famous. for be famous for be proud of 1.The girl _________ her parents are satisfied is very outstanding. 2.The snake _________ he used to be afraid is his favorite animal now. with whom of which 小试牛刀 1. Water, ________ which man can’t live, is really of importance. ④根据定语从句所表达的意义来确定 without 2. The brush _____which he is drawing pictures now was bought last night. with 1.This is the knife __________ I usually cut my pencil. with which 2.The plane __________ his brother worked was very big. on which 小试牛刀 ⑤根据从句中动词与先行词搭配来选用介词，这时是两者兼顾。 2. His bike_____ ______ he went to school was stolen last Friday. in which on which 1. He has lost the key to the room ____ ______his toys are kept. 2.The person whom he spoke ___ is our headmaster. 3.The village which he lives _____ is far away. 1.My glasses,_______ _______I can’t see clearly, are really important for me. without which to in 小试牛刀 1.This is the man ____________ I learned the news. 2.This is the man ______________ I learned the news from. from whom (who/whom/that) 介词的位置 ①一般情况下，介词一般放在关系代词 which和whom之前，也可放在动词后。 1. Is this the cup that she is looking for? 2. The old woman whom I am looking after is getting better. 在固定短语中介词不能提前 下面两句中的介词能提前吗? ②固定搭配的动词短语中的介词一般不能提前. 常见的这类动词短语有: look for/after/forward to, care for(照顾，喜欢） hear of/about/from, take care of等. This is the right place I’m looking for. The girl whom he is looking after is his sister. 1.  There are different types of natural disasters, some of ______ are more frequent.  2.  He has 20 books, only two of ______ are interesting. 3.  The settlement is home to nearly 1000 people, most of ________ left their village homes for a better life in the city. 4．A contest is a competition or game in ________ people try to win. 5．The reason  ____which he was late for the meeting was that he was stuck in a traffic jam. 6．Self-driving is an area in _______China and the rest of the world are on the same starting line. 7．I don’t have enough money _______ which I can buy such an expensive dress. 8．The gentleman ____ whom you spoke just now is our headmaster. 9．The boy built a telescope through _______ he could study the skies. 10．Many lessons are now available online, ________which students can choose for free. which which whom which for which with to which from The Vikings were a group of people ____1_____ came from Scandinavia. By around 900 AD, there were many places in Northern Europe ____2_____ the Vikings chose to live. 982 AD was the year ____3_____ a man called Eric the Red decided to set sail further west. According to the old stories, Eric the Red was forced to leave Iceland because he committed a murder, for ____4_____ he got into trouble. Eric the Red reached Greenland and discovered that people could live in the place ____5_____ he landed. In the year 1002, when Eric the Red’s son Leif was planning a trip further west, Bjarni was the man with ____6_____ Leif discussed his plans. He then sailed further south to an island ____7_____ is now known as Newfoundland, in Canada. who where when which where whom which Summary 1.“介词+关系代词”引导的定语从句中，指人时关系代词用 ， 指物时关系代词用 。 whom which 2.介词的确定 ①根据先行词来确定 ②根据定语从句中动词与介词的搭配 ③根据定语从句中形容词与介词的搭配 ④根据定语从句所表达的意义来确定 ⑤根据从句中动词与先行词搭配来选用介词，这时是两者兼顾。 ①一般情况下，介词一般放在关系代词 which和whom之前，也可放在动词后。 ②固定搭配的动词短语中的介词一般不能提前.常见的这类动词短语有:look for/after/forward to, care for(照顾，喜欢）hear of/from, take care of等. 3.介词的位置 Homework 1. Review the grammar points 2.Finish the exercises on workbook Thank you! $