Unit 1 Section Ⅲ Discovering Useful Structures-(配套课件)【精讲精练】2025-2026学年高中英语必修第二册(人教版)

该高中英语课件聚焦Unit 1 Cultural Heritage的限制性定语从句（3），涵盖与非限制性定语从句的区别、关系代词和关系副词用法及“介词+关系代词”结构。通过思维导图梳理核心区别，结合表格对比功能、先行词等要点，辅以中英文例句搭建学习支架，衔接基础定语从句知识，引导学生逐步掌握进阶用法。 其亮点在于运用思维导图和表格可视化语法规则，通过即时训练（如单句语法填空）和例句翻译强化语言能力，对比分析关系词选择培养思维品质。采用“精讲-演练-巩固”模式，帮助学生系统构建语法知识体系，也为教师提供结构化教学资源，提升教学效率。

UNIT 1　CULTURAL HERITAGE 主题语境——人与社会之文化遗产 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  Section Ⅲ　Discovering Useful Structures 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  目 录 01 CONTENTS 04 语法精讲·技能培养 课时作业·知能达标 02 核心知识·关键能力 03 随堂演练·巩固提升 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  语法精讲·技能培养 01 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  whose who which whose which/that 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  which/that where when which/that which/that why 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  which whom which for 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  核心知识·关键能力 02 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  entrance entered passed the College Entrance Examination, 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  随堂演练·巩固提升 03 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  which why which when when which/that 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  课时作业·知能达标 04 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  谢谢观看 返回目录 英语·必修 第二册(配RJ版) 1 UNIT 1　CULTURAL HERITAGE  限制性定语从句(3) 一、限制性定语从句和非限制性定语从句的区别 二者在形式上，非限制性定语从句用逗号与先行词隔开，限制性定语从句则不用用逗号隔开。除此之外还有下列区别： 限制性定语从句 非限制性定语从句 功能不同 是先行词在意义上不可缺少的定语，不可去掉，否则主句意思不完整 对先行词补充说明，可去掉，去掉后主句意思仍完整 先行词不同 名词、代词或名词性短语 名词、代词、名词性短语或整个主句 关系词的使用情况不同 that，which，who，whom，whose，as，where，when，why which，who，whom，whose，as，where，when 翻译方式不同 一般译为定语 一般译为并列分句 ①My elder sister who has settled in Beijing sends me an e­mail almost every day. (限制性定语从句) 我已在北京定居的姐姐几乎每天都给我发一封电子邮件。 ②His wife, who is a famous actress, will visit China. (非限制性定语从句) 他的妻子，一位著名的女演员，将访问中国。 ③The film (which/that) I saw a few days ago is well worth seeing. (限制性定语从句) 我几天前看过的那部电影很值得一看。 [即时训练1]　单句语法填空 ①Zhang Guimei is a woman _____ name is known all over the country, ___ makes great contributions to education. ②The novel, _____ I read last night，is very interesting. ③The book is intended for the students _____ native language is not English. ④I'm looking forward to taking part in the activity __________ will be held in the school lecture hall on 19 June. 二、关系副词和关系代词 关系副词和关系代词的选择是根据先行词在定语从句中所作的成分。若是作状语，则用关系副词或“介词＋which”；若是作主语、宾语、表语或定语，则用关系代词。 种类 功能(在从句中所担任的成分) 关系代词 that 主语、宾语(代替人或物) which 主语、宾语(代替物) who 主语、宾语(代替人) whom 宾语(代替人) 关系代词 whose 定语(代替人或物) as 主语、宾语、表语(代替人或物) 关系副词 when 时间状语(代替表时间的先行词) where 地点状语(代替表地点的先行词) why 原因状语(先行词是reason) ①I'll never forget the days (that/which) I spent with my teacher.(宾语) 我永远也忘不了我同老师一起度过的日子。 ②I'll never forget the days when I played with you.(时间状语) 我绝不会忘记和你一起玩耍的日子。 ③The factory (that/which) we visited yesterday was built last year.(宾语) 昨天我们参观的工厂是去年建成的。 ④The factory where he works was built last year.(地点状语) 他工作的那家工厂是去年建成的。 ⑤This is the reason (that/which) she gave me for doing it.(宾语) 这是她讲给我的做这件事的理由。 ⑥The reason why/for which he refused the invitation is quite clear.(原因状语) 他拒绝接受邀请的原因十分明了。 [即时训练2]　用适当的关系词填空 ①We will be shown around some places __________ visitors seldom visit. ②We will be shown around some places _____ visitors seldom go. ③I will never forget those years ____ I lived in the countryside with the farmers. ④I will never forget those years __________ I spent in the countryside with the farmers. ⑤Do you think the reason __________ he explained is believable? ⑥Do you think the reason ___ he was late is believable? 三、“介词＋关系代词”引导的定语从句选用介词的依据 1．根据定语从句中动词或形容词的搭配习惯。 Yesterday we visited the West Lake for which Hangzhou is famous. 昨天我们参观了西湖，杭州因它而出名。(be famous for 因……而出名) 2．根据与先行词搭配的具体意义。 More importantly，there are teachers online to whom you can turn for help. 更为重要的是，有一些你可以在线求助的老师。(turn to 向……求助) 3．根据句子所表达的意思来确定。 I am good at spoken English，as a result of which I can communicate with foreigners fluently. 我擅长英语口语，因此我能够流利地和外国人交流。 4．表示所属关系或整体中的一部分时，通常用介词of。 Julie was good at German, French and Russian，all of which she spoke fluently. 朱莉擅长德语、法语和俄语， 这三种语言她都说得流利。 5．“the＋名词＋of＋which/whom或of＋which/whom＋the＋名词” 引导的定语从句，可与“whose＋名词”替换。 We've planned to hold an English drama festival，the theme of which/of which the theme is Love English & Love Drama. →We've planned to hold an English drama festival，whose theme is Love English & Love Drama. 我们计划举办一个英语戏剧节，它的主题是“爱英语，爱戏剧”。 指津：在定语从句中，有一些含介词的动词短语不可拆开使用，如look after，look for等。 The babies whom the nurses are looking after are very healthy.(正确) The babies after whom the nurses are looking are very healthy.(错误) [即时训练3]　单句语法填空 ①I can't believe the restaurant at _____ I have eaten such wonderful meals is going to close down. ②You should make some Chinese friends with ____ you can communicate frequently. ③The woman writer wrote many children's books, nearly half of _____ were published in the 1990s. ④I'd like you to explain the reason ___ which you were late for the meeting. entrance n．入口；进入；进入资格；进入许可 (1)the entrance to...　　……的入口 the College Entrance Examination 高考 (2)enter vi.&vt. 进入 [经典佳句]　If you are free，I'll meet you at the entrance to the music hall at 7：00 this evening. 如果你有空的话，我今晚7点在音乐厅门口等你。 [即时训练]　单句语法填空/完成句子 ①After he found the ________ to the building, he _______ the hall without making a sound.(enter) ②他通过了大学入学考试，这使他父母非常自豪。 He _________________________________________which made his parents very proud. 用正确的关系词填空 1．We finally reached the top of the mountain, on ______ a beautiful rainbow appeared.(读后续写之环境描写) 2．This is the reason ___ he left us without telling anyone. 3．He wrote many children's books, nearly half of _____ were published in the 1990s. 4．I never forget this summer vacation, ____ I spent the happy days with my friends. 5．The Spring Festival is a time ____ families get together. 6．In the cafe, customers will enjoy themselves in the historical environment __________ is created for them. $