2025-2026学年高中英语外研版必修第一册 Unit 4 ～Unit 6 期中复习课件

期中复习Unit 4 ~Unit 6 复习 1 知识导航 2 语法突破 3 语法专练 高中英语外研版必修一 Unit 6 Unit 4 Attributive Clauses (1) Attributive Clauses (3) 知识导航 Unit 5 Attributive Clauses (2) 关系代词引导的定语从句 关系副词引导的定语从句 介词+关系代词引导的定语从句 定语从句的功能 语法突破 人 whom that which whose where when why 从句句子 成分不完整 从句句子 成分完整 who 物 关系代词 关系副词 表示方式的疑问副词 指代名词或代词的词 关系词 地点 时间 原因 语法突破 Beijing, which is the capital city of China, is a very beautiful city. 主句主语 定语从句 主句中的表语 先行词 关系代词 Unit 4 关系代词引导的定语从句 语法突破 什么是定语从句？ 一、基本概念 具体内容 说明与示例 易错点与考点提示 1. 定义： 在复合句中修饰某一名词或代词的从句。 2. 先行词： 被定语从句修饰的词。 3. 关系词： 引导定语从句的词，代替先行词，在从句中充当成分。 The book that you lent me is fantastic. （先行词：book；关系词：that；从句：you lent me） 分清主句和从句。关系词代替先行词，在从句中必有成分。 语法突破 二、关系代词 具体内容 说明与示例 指人 who: 作主语或宾语 The man who is speaking is my boss. whom: 作宾语 The girl whom I met is from Paris. that: 作主语或宾语 The man that is speaking is my brother. whose: 作定语 The student whose father is a doctor works hard. 指物 which: 作主语或宾语 The house which was built last year sold well. that: 作主语或宾语 The book that I bought is expensive. whose/of which: 作定语 The room whose window is broken is mine. （= the window of which） 定语从句关系词的选择 选择三步法： 找先行词：是人还是物？ 看从句成分：关系词在定语从句中充当什么成分？(主语、宾语、定语) 查特殊情况：是否属于必须用that的情况？ 先行词 主语 宾语 定语 人 who / that whom / who / that (可省略) whose 物 which / that which / that (可省略) whose / of which 特殊情况 必须用 that 的情况： ① 序数词/最高级修饰时 ② 不定代词时 ③ 先行词既有人又有物时 语法突破 语法突破 考点一：关系代词that高频用法归纳 1.that用作关系代词，指人或物；在句中作主语、宾语，有时作表语。 He is no longer the man _________he was five years ago. 2.先行词既为人又为物时，只用that不用which。 John told his parents about the cities and the people _________ he had visited. 3.先行词被序数词或形容词最高级修饰时，只用that不用which。 The first English novel __________ I read was Gone With Wind. 4.先行词是all, much, little, everything, nothing, anything等不定代词时，只用that不用which。 I refuse to accept the blame for something _____ was someone else’s fault. 5.先行词被the only, very, little, all等修饰时，只用that不用which。 He is the only man __________ I can find for the work. 6.that用作关系副词，作方式状语（that相当于in which，可以省略），先行词是the way。 I don’t like the way _______you speak to her. that that that that that that 语法突破 考点二：关系代词which高频用法归纳 1.which用作关系代词，指物；在句中作主语、宾语 On the edge of the jacket, there is a piece of cloth ________ gives off light in the dark. 2.which引导非限制性定语从句，先行词是整个主句或主句一部分，前边有逗号为标志，that不能。 She and her family bicycle to work, _________ helps them keep fit. 3.which用于“介词+关系代词”结构，先行词指物，如in which, both of which等。 Many lessons are now available online, from __________ students can choose for free. 考点三：关系代词whose高频用法归纳 1.whose用作关系代词，在定语从句中作定语，先行词指人或物。 Kae, _________sister I shared a room with when we were at college, has gone to work in Australia. 2.whose+名词=the +名词+of whom/which=of whom/which+ the +名词。 In 1963 the UN set up the World Food Programme, one of _______ purposes is to relieve worldwide starvation. that/which which which whose whose Los Angeles is such an attractive place _______everyone likes to visit. 2.as用作关系代词，引导非限制性定语从句，位于主句的前、中、后，强调前后逻辑一致，表示“正如……”，从句多含有see, know, expect, tell, report等动词。 _________ is often the case with Jim, he was fined for speeding. 考点五：关系代词who和whom高频用法归纳 1.关系代词who在定语从句作主语，先行词指人。 They were well trained by their masters ________ had great experience with caring for these animals. 2.关系代词whom在定语从句作宾语，先行词指人，可以省略。whom可以用于“介词+关系代词”结构，先行词指人，如from whom, by whom等。 The settlement is home to nearly 1,000 people, many of ______ left their village homes for a better life in the city. 语法突破 as As who whom 考点四：关系代词as高频用法归纳 1.as用作关系代词，引导限制性定语从句，作从句的主语、宾语，用于such…as…, so…as…, the same…as…句型。 语法突破 Unit 5 关系副词引导的定语从句 先行词 关系副词 在从句中的作用 与“介词＋关系代词”的关系 表时间的名词：time, day, year等。 when 作时间状语 ＝at/in/on/ during which 表场所的名词：park, place, country, house等。 where 作地点状语 ＝in/at/to/on which 表原因的名词：the reason。 why 作原因状语 ＝for which 语法突破 1. 当先行词为一些表示抽象地点的名词，如point, situation, case, stage等时，如果引导词在从句中作状语，常用关系副词where引导定语从句。 2. 先行词occasion意为“时机”时，用关系副词when；意为“场合”时，用关系副词where。 3. 当先行词way意为“方法、方式”，且在从句中作状语时，可用that, in which或省略关系词这三种形式。 语法突破 Unit 6 介词＋关系代词引导的定语从句 “介词+关系代词”结构既可以引导限制性定语从句，也可以引导非限制性定语从句。在此结构中，关系代词只能用which(指物)或whom(指人)，即“介词+which/whom”，并且不能省略。 If you have anything on which you want my opinions, feel free to see me. I took a photo of the students, among whom was seated a teacher. 一、关系代词的确定 语法突破 二、关系代词前介词选择的原则 “介词+关系代词(which/whom)”中介词的选择要遵循“一先、二动、三意义”的原则。 “一先”，即根据先行词和介词的习惯搭配来确定介词。 The factory in which I’m working mainly produces computers. 我工作所在的工厂主要生产电脑。 (in which代替 in the factory,“在工厂里”用介词in) 熟记原则，提高做题准确率。 语法突破 “二动”，即根据定语从句中的谓语动词或形容词与介词的习惯搭配来确定介词。 In the dark street, there wasn’t a single person _________she could turn for help. 在漆黑的街道上，她没有一个人可以求助。 “三意义”，即根据定语从句的意义来确定介词。 In the office, I never seem to have time until after 5:30 p.m, __________ time many people have gone home. 在办公室里，我要到下午5:30之后才能有点空闲，到那时，许多人已经回家了。 to whom by which to whom 代替 to a person turn to sb. for help“向某人求助” 语法突破 介词若与从句中的动词词组有关，可置于关系代词前，也可置于动词后，但若此介词与动词为固定词组，则此介词一般不前置。 Yesterday we paid a visit to the house in which Lu Xun once lived. Yesterday we paid a visit to the house which Lu Xun once lived in. This is the very pen that I’m looking for. 介词的位置 语法突破 “三、介词+关系代词”的几种常见结构 1.“介词+which”在定语从句中，可作时间、地点和原因状语，代替相应的关系副词when，where和why。 I’ll never forget the days _________ (=when) we studied together. 我永远忘不了我们一起学习的日子。 2.“代词/数词+of+which/whom”引导定语从句 这个结构中，代词常常为 all，each，one，many，much，most， some，none，both等，“代词+of+which/whom”通常在定语从句中作主语，说明整体中的一部分。有时候也可把“of+which/whom”置于代词或数词前。 on which 语法突破 3.“the十名词+of which/whom”引导定语从句 这个结构中，of which/whom 充当定语，修饰前面的名词，整个结构相当于“whose十名词”引导的定语从句。 e.g I saw some trees, ______________ (=whose leaves) were yellow with disease. 我看见一些树，它们的叶子因害病而发黄。 the leaves of which 语法专练 1.The book ____________ is on the desk is mine. 2.The boy ____________ mother is a doctor is my friend. 3. This is the house ________ I lived two years ago. 4.This is the best movie ____________ I have ever seen. 5. We reached a point ________ both sides had to compromise. 6. The scientist, ____________ we have learned a lot, will give a lecture. where where from whom which/that whose that 让我们来检测一下学习成果吧！ 再见 $