04-Unit 5 Period 3 Discovering Useful Structures-【优学精讲】2025-2026学年高中英语必修第一册教用课件(人教版)

UNIT 5 LANGUAGES AROUND THE WORLD 1 Period 3 Discovering Useful Structures 2 限制性定语从句（2） 返回导航 3 1 要义详析 探究语法 2 课堂微练 即时检验 4 PART 01 要义详析 探究语法 5 一、关系副词引导的定语从句 （1）（教材P<m></m>）Over the years, the system developed into different forms, as it was a time when people were divided geographically, leading to many varieties of dialects and characters. 多年以来，这一体系发展出了不同的形式，因为在那段时期人们因地域而分隔，这种分隔导致了各种不同的方言和汉字变体的产生。 返回导航 6 （2）（教材P<m></m>）Emperor Qinshihuang united the seven major states into one unified country where the Chinese writing system began to develop in one direction. 秦始皇将七大诸侯国统一为一个国家，汉字书写体系开始朝着一个方向发展。 （3）That was the reason why his fellow board members were in such awe of him. 那就是他的董事会成员对他如此敬畏的原因。 返回导航 7 1.when引导定语从句时，先行词往往是表示时间的名词（如age、time、day、week、month、year等），关系副词when在从句中作时间状语；where引导定语从句时，先行词往往是表示地点的名词（如place、room、house、spot、school、country、hall、stadium等），关系副词where在从句中作地点状语；why引导定语从句时，先行词常为reason，关系副词why在从句中作原因状语。 2.where引导定语从句时，其先行词也可以是表示抽象地点的名词（如case、point、situation、condition、stage、atmosphere、position等）。 返回导航 8 表示时间、地点及原因的名词作先行词，若关系词在定语从句中作主语、宾语或表语时，则应用关系代词引导。 ＊Do you still remember the days that/which we spent together on the farm? 你还记得我们一起在农场的日子吗？ ＊The reason that/which he explained at the meeting was not sound. 他在会议上解释的原因不合理。 返回导航 9 二、“介词+关系代词”引导的定语从句 （1）（教材P<m></m>）It dates back several thousand years to the use of longgu—animal bones and shells on which symbols were carved by ancient Chinese people. 它可以追溯到数千年前使用龙骨的时期——龙骨是指古代中国人在上面刻画符号的动物的骨头和外壳。 （2）This is the hall in which the medical conference will be held. 这是将要举行医学会议的大厅。 返回导航 10 （3）The athlete for whom the trophy is intended is not present today. 奖杯是为这位运动员准备的，可是他今天不在。 返回导航 1.当关系代词在定语从句中作介词的宾语时，通常用“介词+关系代词”引导定语从句。如果先行词指“人”，用“介词+whom”；如果先行词指“物”，用“介词+which”；关系代词有时也用whose（作定语）。 返回导航 12 2.“介词+关系代词”的定语从句中介词的选用可以遵循“一名二动三逻辑”的原则。 （1）“一名”——根据与先行词搭配的具体意义来确定； （2）“二动”——根据定语从句中动词或形容词等所需要的某种习惯搭配来确定； （3）“三逻辑”——根据从句表达的意义和先行词的逻辑关系来确定。 返回导航 13 3.介词可以后移，此时关系代词可省略（省略时，介词必须后移）。 4.有些含有介词的动词短语一般不能将介词分开放在关系代词前，如listen to、look for、look at、care for、hear from、look after等。 “名词/代词/数词+of+关系代词”引导的定语从句通常是非限制性定语从句，该结构在定语从句中一般作主语。 ＊The couple have two children, neither of whom lives with them. 这对夫妻有两个孩子，两个孩子都不跟他们一起住。 返回导航 14 PART 02 课堂微练 即时检验 15 Ⅰ.单句语法填空 1.The day ____ which we will win the final victory will come. 2.The reason _____ he was late was that he missed his train. 3.The woman ___ whom you spoke just now is our English teacher. 4.This is the farm ____ which my father grows fruit and vegetables. 5.There is a big window ________ which I can see the railway station. 6.I have some American friends ______ whom I have learned much about the American customs. on why to on through from 返回导航 16 7.This is the house __________ was built by my grandfather forty years ago. 8.Maria has written two novels，both of _______ have been made into television series. 9.The park _______ we met yesterday is a popular spot for locals. that/which which where 返回导航 17 Ⅱ.把下列每题中的两个简单句合并为一个含有定语从句的复合句 1.There is a table in the house. There are some bananas on it. →__________________________________________________________________ There is a table in the house where/on which there are some bananas. 2.He didn't come to the meeting yesterday. I don't know the reason. →___________________________________________________________________________ I don't know the reason why/for which he didn't come to the meeting yesterday. 3.I will remember the days forever. We spent the days together. →________________________________________________________ I will remember the days that/which we spent together forever. 返回导航 18 4.There are forty students in our class. Twenty of the students in our class are girls. →__________________________________________________________ There are forty students in our class，twenty of whom are girls. 5.We'll go to see the famous singer. We have often talked about the famous singer. →________________________________________________________________ We'll go to see the famous singer about whom we have often talked. 6.I joined the organization on that day. I will never forget the day. →______________________________________________________________________ I will never forget the day when/on which I joined the organization. 返回导航 19 7.Great changes have taken place in the factory. We are working in the factory. →_______________________________________________________________________ Great changes have taken place in the factory where/in which we are working. 8.My hometown has taken on a new look. I spent most of my childhood there. →______________________________________________________________________________ My hometown where/in which I spent most of my childhood has taken on a new look. 返回导航 20 Ⅲ.语法与写作 1.我认为你总是发脾气的原因可能是学习上的巨大压力。 I think the reason __________________________________ may be the great pressure of study. why/for which you are always angry 2.父亲从国外回来的那一天是这个男孩一生中最幸福的一天。 The day ___________________________________________ is the happiest day in the boy's life. when/on which his father returned from abroad 返回导航 21 3.我不知道你和他争吵的原因。 I don't know the reason ___________________________________. why/for which you quarreled with him 4.毕业以后，他回到那个他长大的小镇上。 After graduation he returned to the small town __________________________. where/in which he grew up 返回导航 22 5.我还记得我们第一次去上海的那一天。 I still remember the day __________________________________ for the first time. when/on which we went to Shanghai 6.我们生活在许多事情可以在电脑上完成的时代。 We are living in an age _____________________________________ on computers. when/in which many things can be done 返回导航 23 $