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1、精选优质文档-倾情为你奉上高中英语定语从句详解英语谚语欣赏1. He who knows nothing but pretends to know everything is indeed a good-for nothing.不懂装懂，一事无成. 2. Its the first step that costs.千里之行，始于足下3. He that makes himself a sheep shall be eaten by the wolf. 甘当小绵羊，迟早要喂狼. 概念：(1) 定语从句：在主从复合句中用作定语的从句叫定语从句。定语从句一般紧接在先行词(antecedent)后面。
2、(2) 先行词：被定语从句修饰的成份。先行词可以为一个词，短语，或整个主句。(3) 引导定语从句的词叫关系词，分为关系代词和关系副词。关系词的作用：1) 引导定语从句，连接主句和从句，相当于一个连词；2) 必在从句中作某个句子成份（可以做主语，宾语，表语，定语，状语）常用的关系代词: that、 which、 who、whom、whose、as常用的关系副词（在从句中只作状语）: when、why、 whereThe student who answered the question was John. I know the reason why he was so angry.The boy
3、 (whom) you are talking to is my brother. Id like a room whose window looks out over the sea. 定语从句三步：第一找出先行词；第二看先行词在定语从句中的语法功能（做主语、宾语或状语）；第三选择合适的关系词。. 几个关系代词的基本用法：that: 可指人或物；在定语从句中作主语，宾语，表语。(指人时，相当于who或 whom；指物时，相当于which)(一般不用于非限制性定语从句; 不可置于介词后作宾语) 如：1. A letter that/which is written in pencil is d
4、ifficult to read. (主语)2. Do you know the gentleman that/who spoke just now?3. You can take anything ( that) you like. （宾语）4. What is the question (that/which) they are talking about?5. Here is the man ( who/whom/that ) you want to see.6. Shes no longer the girl ( that) she used to be before.（表语）7. O
5、ur hometown is no longer the one (that) it used to be.= Our hometown is not the same as it used to be.= Our hometown is different from what it used to be。= Our hometown is not what it used to be.which: 指物；在定语从句中作主语，宾语，表语，定语。如：1. The book which/that was on the desk was bought by my father.（主语）2. The
6、book (which/that) I bought yesterday is very interesting.（宾语）3. The factory in which his father works is far from here.4. He was proud, which his brother never was. （表语）5. Tom spent four years in college, during which time he learned French.（定语）6. He may be late, in which case we ought to wait for h
7、im.who, whom, whose:who: 主格, 在从句中作主语，在口语或非正式用法中作宾语; 只可指人whom: 宾格，在从句中作宾语; 只可指人whose: 属格，在从句中作定语，可指人也可指物。I like the students who/that work hard. （主语）All who heard the story were amazed. (代词如he, they, any, those, all, one等后多用who.)Chaplin, for whom life had once been very hard, was a success as an acto
8、r. （宾语）Hes a man from whom we should learn. = Hes a man (whom/who/that) we should learn from.A child whose parents are dead is called an orphan.（指人）Id like a room whose window faces south. （指物）=Id like a room of which the window faces south. =Id like a room the window of which faces south.There is a
9、 teapot shaped like a Chinese duck, out of whose mouth tea is supposed to come 1.关系代词 whose，引导时，既可指人，又可指物，在从句中只能作定语；of whom 只能指人；of which 只能指物，有时 whose 可以与 of whom 和 of which 互换使用。如：The girl whose hair is golden is from England. 头发金色的那个女孩是英国人。The house whose doors are green is an office building. 门是
10、绿色的那座房子是办公楼。2.“介词 + whose +名词” 引导。如：I love my motherland, for whose good future I will work hard. 我爱我的祖国，为了她美好的未来我要努力工作。3.在下列情况下，一般只用 of whom 和 of which。(1)的主语是 few, little, some, most, many, much等时，一般只用of whom和of which。In the room are lots of people, many of whom I dont know. 房间里有很多人，很多人我不认识。He has
11、 a lot of story-books, a few of which I have never read. 他有很多故事书，有几本故事书我还从未看过。(2)定语从句的主语是数词、形容词的最高级时，一般只用of whom和of which。如：The old man has three children, two of whom are college students and one of whom is a manager. 那个老人有三个小孩，其中两个是大学生，另一个是经理。(3)的主语是all, none, both, neither, each等不定代词时，一般只用of whom
12、和of which。如：There are fifty students in our class, all of whom are working hard. 我们班有五十个学生，所有这五十个学生学习都刻苦。He planted two trees last year, both of which are growing well. 去年他栽了两棵树，这两棵树都长得好。(4)在中作表语的定语时，一般只用of whom和of which。如：He has three brothers, of whom Li Lei is the youngest one. 它有三兄弟，李蕾是他们中最小的一个。
13、There are many countries in Asia, of which China is the largest one. 亚洲有很多国家，中国是最大的一个。关系代词作介词宾语:关系代词在定语从句中用作介词宾语时, 介词可放于从句之首, 也可放于从句之末. 但以放于句首较为正式.（介词前置，必须注意不影响动词词组的含义。关系代词who 和 that 用作介词宾语时, 介词必须放在句末.）关系代词前介词选择三原则：一先，二动，三意义（重中之重）1.一先，即根据定语从句中介词与先行词的搭配关系选择。I never forget the day on which I came to t
14、his school. (on the day)2. 二动，即根据定语从句中谓语动词与介词的搭配关系选择。This is the iPad on which I spent 3000 yuan. (spend money on sth.)3. 三意义，即根据定语从句的意义来确定介词。This is my pair of glasses, without which I cannot see clearly.This is the book for which you asked. =This is the book (that/which) you asked for.Do you know
15、the person with whom I shook hands？= Do you know the person (whom/who/that) I shook hands with?The beginning of agriculture was a big step in human progress with which nothing could compare until our information age.In the dark street, there wasnt a single person to whom she could turn for help.Is this the factory to which you paid a visit last week?Is this factory the one to which you paid a visit last week?This is the girl whom they are looking after. (介词after与look构成固定词组，不可前置。look at, look for, look after, take care of, hear ofaboutfrom, care for, look forward, pay attention t
