Unit 2 Understanding each other Grammar and usage 课件-2023-2024学年高中英语译林版（2020）选择性必修第四册

Grammar & Usage 详解课件 新译林2020版 选必四 Unit2 Understanding each other Focus on 基本用法 定语从句 1.限制性定语从句； 2.非限制性定语从句； 3. “介词+关系词”引导的定语从句 在复合句中，如作定语的是一个从句，该从句被称为定语从句。定语从句分为两种：限制性定语从句和非限制性定语从句。 relative clauses 限制性定语从句对先行项（先行词）进行限定或修饰，由关系代词或关系副词引导。主句和从句不用逗号隔开。 The boy who is wearing a black coat bought an iPod yesterday. 限制性定语从句 修饰the boy 先行词 关系词 『 』 一、限制性定语从句 关系词 指代 充当成分 　　　　　　　　　　 关系 代词 that 人或物 主、宾、表 which 物 主、宾 who 人 主、宾 whom 人 宾 whose 人或物 定语 关系 副词 where 地点 状语 when 时间 why 原因 a. The man (who) I talked with is our teacher. b. The man (whom/who) I nodded to is Mr. Li. c. These are the trees which were planted last year. d. A plane is a machine that can fly. e. This is the scientist whose achievements are well known. （一）限制性定语从句中关系代词的用法 引导限制性定语从句的关系代词有：who(人), whom(人), which(物), that(人/物), whose(人/物), 在从句中作主语、宾语、表语或定语。 关系代词在从句中作宾语时可省略 作主语 作定语 6  Mrs. Clark is angry with the goat.  The goat is eating her flowers.  Can you lend me the book?  You talked about it last night. Can you lend me the book (which) you talked about last night? Can you lend me the book about which you talked last night? Mrs. Clark is angry with the goat which is eating her flowers. practice 用定语从句改写下列两组句子。 ① I like the way (in which / that) you smile. ② I don't like the way (in which / that) he's looking at me. ③ This is the way (in which / that) we've always done it. 当先行词是way且在从句中表示“以……方式”时，常由that或in which引导定语从句，引导词也可以省略。 ① I am sure she has something (that) you can borrow. ② Did you have anything (that) you want to say for yourself? (1)先行词为all, everything, nothing, something, anything, little, much, none, some 等不定代词时。 that和which在指物的情况下一般都可以互换， 但在下列情况下，一般用that而不用which。 用that而不用which的情况 ① This is the very bus (that) I'm waiting for. ② The only thing (that) we can do is (to) give you some money. ③ I've read all the books that are not mine. (2)先行词被the only, the very(恰恰，正好), the same, the last, all, every, no, some, any, little, much等修饰时。 (3)先行词是序数词或被序数词或最高级修饰时。 ① This trai