介词+关系代词及定语从句的其他用法
“介词+关系代词”引导的定语从句_
“介词+关系代词”引导的定语从句_介词+关系代词引导的定语从句介词+关系代词引导定语从句时，关系代词常用 which （指物） whom(指人），即介词+which/whom。
1.当介词放在关系代词的前面时，关系代词which或whom不能省略。
He paid the boy $ 10 for washing ten windows, most of which had t been cleaned for at least a year.他付给那个男孩10美元擦洗10扇窗户，这10扇窗户中大部分至少一年没擦了。
In the dark street, there wasn t a single person to whom she couid turn.在黑暗的街道上,她没有一个可以求助的人。
定语从句中，当介词位于定语从句的末 which (指物），that/whom/who (指人）作介词的宾语，而且作介词宾语的关系代词可以省略。
This is the hero that/who/whom/(可省略) we are proud of.这是我们引以为荣的那个英雄。
This is the pen that/which/(可省略) I I wrote the letter with.这是我写信时用的那支钢笔。
【温馨提示】①有些动词+介词的固定词组不可把介词置于关系代词前。
这就是我正在找的磁带。
[误]This is the right tape for which I m looking, [正]This is the right tape that I m looking for.②常见的不可拆开的动词词组有：care for 喜欢,关心deal with 处理，对付get through 通过;到达;接通电话hear from/of 收到某人的来信/听说look for/after寻找/照顾send for派人去请see to照管，料理3.复合介词短语+关系代词which 引导的定语从句，这种结构引导的定语从句常与先行词用逗号分开，定语从句常用倒装语序。
定语从句介词加关系代词用法
定语从句介词加关系代词用法在定语从句中，介词加关系代词的用法如下：1.关系代词在介词前：当关系代词作为定语从句的主语时，介词通常放在关系代词的前面。
例如：- The man whom I spoke to is my boss.（我与之交谈的那个人是我的老板。
）- The book that I am looking for is on the table.（我要找的那本书在桌子上。
）2.关系代词在介词后：当关系代词作为定语从句的宾语时，介词通常放在关系代词的后面。
例如：- The house which he lives in is very old.（他住在的那栋房子很旧。
）- The car that she is interested in is not available.（她感兴趣的那辆车不可用。
）需要注意的是，当介词后的关系代词是which时，可以省略介词。
例如：- The city which I was born in is famous for its architecture.（我出生的那座城市以其建筑而闻名。
）- The city I was born in is famous for its architecture.（我出生的那座城市以其建筑而闻名。
）同时，也可以通过适当拓展定语从句来提供更多信息：- The man whom I spoke to yesterday, in the cafe near my office, is my boss.（昨天我在我办公室附近的咖啡馆里与之交谈的那个人是我的老板。
）- The book that I am looking for, which is a bestseller,is on the table.（我正在找的那本畅销书就在桌子上。
）。
介词加关系代词引导的定语从句
介词加关系代词引导的定语从句介词加关系代词引导的定语从句主要用于正式文体。
直接用于介词后作宾语的关系代词which不能换成that，直接用于介词后作宾语的关系代词whom不能换成who。
“介词+关系代词”引导定语从句1.由“介词+关系代词”引导的定语从句主要用于正式文体，在非正式文体中通常将介词放至句末。
如：This is the man to whom I referred.我指的就是这个人。
This is the man whom I referred to.我指的就是这个人。
2.直接用于介词后作宾语的关系代词which不能换成that，直接用于介词后作宾语的关系代词whom不能换成who。
但若介词用于句末，则用作宾语的which,whom也可换成that,who，或者省略。
如：这是一个我们讨论了许多的问题。
This is a subject about which we have talked a lot.which不能换成that，也不能省略This is a subject which we have talked about a lot.这是一个我们讨论了许多的问题。
which可以换成that，也可以省略3.关系副词when,where,why根据情况有时可换成“介词+关系代词which”。
如：That is the day when[=on which]he was born.那就是他出生的日子。
That is the house where[=in which]he lived.那就是他住过的房子。
That is the reason why[=for which]he must apologize.那就是他必须道歉的原因。
4.在很正式的文体中，“介词+关系代词”引导的定语从句可紧缩成“介词+关系代词+不定式”结构。
如：在那儿孩子们有个玩耍的花园。
正：There the children had a garden in which to play.很正式正：There the children had a garden in which they could play.较正式正：There the children had a garden to play in.较口语化注：这类“介词+关系代词+不定式”结构中的介词不能没有，也不能放在句末。
定语从句中介词加关系代词的用法
定语从句中介词加关系代词的用法定语从句是指用来修饰名词或代词的从句，在英语语法中有丰富多样的用法。
其中，当介词与关系代词相结合时，就构成了定语从句中介词加关系代词的用法。
在这种结构中，介词在定语从句中起到特定的作用，而关系代词则在从句中充当连接词。
常用的关系代词有：who, whom, whose, which, that。
介词在定语从句中主要有以下几种情况的用法。
1. 介词+关系代词在从句中作宾语时，介词可以放在关系代词之前或之后。
例如：- The book which I am looking for is on the table.- The book for which I am looking is on the table.2. 介词+关系代词在从句中作宾语时，如果介词是短语动词的一部分，介词只能放在关系代词之后。
例如：- That is the man whom I am talking about.- That is the man about whom I am talking.3. 介词+关系代词在从句中作定语时，关系代词的选择要根据介词的要求而定。
例如：- The book on which I am working is very challenging.- The house in which she lives is beautiful.4. 当关系代词是物格形式（whom），介词可以前置到关系代词之前。
例如：- The person to whom I gave the book is my friend.- The person whom I gave the book to is my friend.需要注意的是，在口语中，人们往往更倾向于使用介词后置的形式，即将介词放在关系代词后面。
同时，有时候可以使用介词+which来替代介词+关系代词的结构，这种形式更加简洁。
代词+介词+关系代词引导定语从句
代词+介词+关系代词引导定语从句代词+介词+关系代词引导定语从句在中文语法中，代词、介词和关系代词引导的定语从句都是非常常见的语言现象，它们在句子中扮演着非常重要的角色。
本文将逐步深入探讨这三个语法要素在句子中的作用，以及它们之间的关系。
一、代词的作用代词是用来代替名词的词语，它可以在句子中指代先行词，使得句子表达更加简洁清晰。
在中文中，代词的使用非常灵活，不同的代词可以指代不同的名词，并且在句子中可以处于不同的位置。
在句子“我买了一本书，它非常有趣。
”中，“我”和“它”分别是人称代词，用来指代书的买主和书。
代词的使用丰富多彩，极大地丰富了句子的表达方式。
二、介词的作用介词是一类用来表示名词、代词或动词与其他成分之间关系的词语。
介词通常位于名词或代词之前，其后常常跟随宾语，从而构成介词短语。
在句子中，介词可以表示时间、地点、原因、方式等多种关系，起到连接和衔接句子成分的作用。
“在”、“上”、“下”、“对”等都是常见的介词，它们可以丰富句子的表达，使句子更加丰富多彩。
三、关系代词引导的定语从句关系代词是引导定语从句的一类代词，常见的有“的”、“的话”、“之”等。
定语从句是一种修饰名词或代词的句子，用来对先行词进行进一步的描述和限定。
在句子中，关系代词引导的定语从句起到非常重要的修饰作用，丰富了句子的表达方式，使得句子更加具有逻辑性和连贯性。
四、代词+介词+关系代词引导定语从句的综合运用代词、介词和关系代词引导的定语从句在句子中常常是密切相关的。
它们可以相互搭配使用，共同构成复杂的句子结构，丰富了句子表达的层次和深度。
“我对你说的那本书非常感兴趣。
”中，“我”是代词，“对”是介词，“说的”是关系代词引导的定语从句，三者共同构成一个复杂的句子结构，使得句子更加丰富多样。
个人观点和理解代词、介词和关系代词引导的定语从句在中文句子中的运用非常灵活多样，它们共同构成了丰富多彩的句子结构。
通过合理的搭配和运用，可以使句子更加具有表达力和逻辑性。
最新定语从句中介词加关系副词的用法重点难点剖析
最新定语从句中介词加关系副词的用法重点难点剖析一、介词在定语从句中的使用在定语从句中，介词非常常见，它的作用是连接关系代词或关系副词与定语从句中的其他部分，起到限定、修饰的作用。
下面是一些介词在定语从句中的常见用法：1. 介词+关系代词/关系副词+动词: 在定语从句中，常见的介词有with、from、about、in、on等，它们常与关系代词who/whom/which/that以及关系副词where/when/why连用。
例如：“The book that I am reading is about the World War II.”（我正在阅读的这本书是关于二战的。
）介词+关系代词/关系副词+动词: 在定语从句中，常见的介词有with、from、about、in、on等，它们常与关系代词who/whom/which/that以及关系副词where/when/why连用。
例如：“The book that I am reading is about the World War II.”（我正在阅读的这本书是关于二战的。
）二、关系副词在定语从句中的应用关系副词常用于定语从句中，用来引导关系副词从句。
下面是关系副词在定语从句中常见的用法：1. 关系副词when: 当先行词表示时间的概念时，可以用关系副词when引导定语从句。
例如：“Yesterday was the day when the concert took place.”（昨天是音乐会举办的那一天。
）关系副词when: 当先行词表示时间的概念时，可以用关系副词when引导定语从句。
例如：“Yesterday was the day when the concert took place.”（昨天是音乐会举办的那一天。
）2. 关系副词where: 当先行词表示地点的概念时，可以用关系副词where引导定语从句。
例如：“This is the school where I studied when I was a child.”（这是我小时候上过的学校。
介词加关系代词例句
介词加关系代词例句在介词加关系代词的语法规则中，常见的有以下几种情况。
1. 在定语从句中，介词加关系代词可以表示时间、地点、原因或目的等。
例如：I still remember the day on which we met for the first time.（我仍然记得我们第一次见面的那一天。
）The house in which he lives is very big.（他住的房子很大。
）That is the reason why he refused to help us.（那就是他拒绝帮助我们的原因。
）We need to find a way by which we can solve this problem.（我们需要找到一种方法来解决这个问题。
）2. 在介词宾语从句中，介词加关系代词可以表示原因、结果或条件等。
例如：He is confident of the fact that he will pass the exam.（他相信他会通过考试这个事实。
）I am worried about the possibility that he might not come.（我担心他可能不会来的可能性。
）She is happy with the news that she got the promotion.（她对她得到晋升的消息感到高兴。
）3. 在介词短语中，介词加关系代词可表示修饰名词的关系，常用于介词+which结构。
例如：I'm interested in the book with which you're studying.（我对你正在学习的那本书很感兴趣。
）The game about which they are talking is very exciting.（他们正在谈论的游戏非常令人兴奋。
）4. 在介词对等结构中，介词加关系代词可以构成介词对等从句。
定语从句“介词+关系代词+不定式”用法-初中英语语法
定语从句“介词+关系代词+不定式”用法-初中英语语法一、用法实例“介词+关系代词+不定式”的表现形式通常为 in which to do sth, with which to do sth, on which to do sth等，其中的介词视具体语境的搭配而定。
如：She must have time in which to grow calm. 她需要有时间冷静下来。
She had no time left in which to pack her things. 她没有时间收拾行李了。
He had only the long nights in which to study. 他只有漫漫长夜可用来学习。
Allow me one minute in which to change my costumes. 给我一点时间来卸装。
Now he had no pretext on which to prolong his stay. 现在他已没有继续留下去借口。
He had a couple of revolvers with which to defend himself. 他只有一两把手枪用来自卫。
She had some money in the bank, with which to help her mother. 她银行里有些钱用来协助她的母亲。
The boy wants another fifty cents with which to buy some ice cream. 这男孩还要五角钱去买冰淇淋。
It was a marvelous place to begin one’s management career. First of all, there were so many different aspects oftransport on which to try my hand. 这是开始一个人的经营管理生涯的好地方。
定语从句中介词+关系词的用法
介词＋关系代词”引导定语从句是我们学习定语从句的重点，也是高考的常考点。
学习这种从句应注意以下几点：1. 用于这种情况的关系代词一般为which（指物）和whom（指人）。
在这种结构中，介词的选择非常关键，可以遵循以下四个原则：（1）根据定语从句中的谓语动词确定介词，其动词与介词搭配，构成动词短语。
例如：Is this the car for which you paid a high price? （pay for）这是你花大价钱买的车吗？I n the dark street, there wasn’t a single person to whom she could turn for help. （turn to sb. for help）在黑暗的街上，她找不到一个人来帮助她。
The man with whom you shook hands just now is our English teacher. （shake hands with sb. ）刚才你和他握手的那个人是我们的英语老师。
（2）根据定语从句中的形容词确定介词，其形容词与介词搭配，构成形容词短语。
例如：The two things about which Karl Marx was not sure were the grammar and some of the idioms. （be sure about）马克思没有把握的两件事是：语法和习惯用法。
The teacher with whom the students in our class are popular is Mr Wang, our English teacher. （be popular with）在我们班，深受学生欢迎的是王老师－－我们的英语老师。
（3）根据定语从句修饰的先行词确定介词，其先行词往往是表示时间、地点、原因、方法、工具等的词，它们与介词之间有一定的联系。
介词加关系代词的三种情况
介词加关系代词的三种情况
1. 介词加which：介词+which引导的定语从句，修饰前面的名
词或代词，引出被修饰成分的相关内容。
例如：The book, with
which I'm familiar, is very good. 我熟悉的那本书很好。
2. 介词加whom：介词+whom引导的定语从句，修饰前面某个人，用来阐述行为、品质等特征。
例如：The girl, with whom I studied yesterday, is very smart. 我昨天学习的那个女孩非常聪明。
3. 介词加whose：介词+whose引导的定语从句，修饰一些人或
物所拥有的东西，提出关于他们的信息。
例如：The woman, whose name I can't remember, is a teacher. 我记不起来那个女人的名字，但她是一位老师。
介词加关系代词定语从句
1.“哇塞，‘The book on which I spent a lot of time is really interesting.’就像找到了一个宝藏。
比如说我读那本书的时候，可不就像在挖掘宝藏嘛。
”（例子：读那书如挖宝藏，如超棒“这句超棒” 棒。
）2.“嘿，‘The person with whom I had a great conversation is so smart.’有次和那个人聊天，那感觉就像和智者对话。
这也太厉害了吧。
”（例子：和那人聊如和智者对话，如厉害“这句好厉害” 厉。
）3.“哎呀，‘The place in which I had a wonderful time is like a paradise.’咱就像进入了一个梦幻之地。
比如我在那个地方玩的时候，多让人开心。
”（例子：在那玩如进梦幻地，如开心“这句好开心” 心。
）4.“哇哦，‘The movie about which we talked a lot is really moving.’这不是很让人感动嘛！有次我们讨论那部电影，就像在分享一个感人的故事。
”（例子：论电影如分享感人故事，如感动“这句好感动” 动。
）5.“嘿，‘The song to which I always listen is like a magic spell.’有那么一种神奇的感觉。
就像被施了魔法。
比如我听那首歌的时候，那叫一个陶醉。
”（例子：听那歌如被施魔法，如陶醉“这句好陶醉” 醉。
）6.“哎呀，‘The game in which I participated is so exciting.’咱就像参加了一场冒险。
比如我玩那个游戏的时候，多让人兴奋。
”（例子：玩游戏如参加冒险，如兴奋“这句好兴奋” 奋。
）7.“哇，‘The person for whom I did a favor is very grateful.’有次我帮那个人，就像做了一件好事。
介词加关系代词(定语从句)
Point 2: 介词的选用
考虑三个因素: “一先,二动,三意义” 1. 根据定语从句中先行词的搭配习惯确定
I never forget the days during which I studied hard.
关系副词 where
This is the house in which / where he used to live.
This is the house (which/that ) he used to live in.
I know of a place in which / where we can swim.
I have lots of friends, some/none of w__h_o_m_are friendly.
I have lots of friends, and some of t_h_e_m_are friendly.
I have lots of friends. Some of t_h_e_m_are friendly.
注意
逗号不可以连接两个句子 不定代词/数词/名词+ 介词+which /whom + 从句 She has three sons, all of whom joined the army. She has three sons, two of whom were engineers. I want a room, the window of which faces the south.
She is a girl w__it_h_w_h_o_m__you can share your sorrow and happiness.
定语从句之介词加关系代词
17. I have many friends ,some_____ are businessmen. A. of them B. from which C. who of D. of whom
D 18. My aunt,_______life was hard, earned little money. A. for whose B. for which C. for who D. for whom
15.His parents wouldn’t let him marry A anyone______family was poor. A. of whom the B. whom C. of whose D.the 16. Frank’s dream was to have his own B shop______to produce the works of his own hands. A. that B. in which C. by which D. how
4. 介词+which (指物),whom (指人), 作分句中的目的、 方式、地点状语等。这种结构中的介词一般为动词所支 配。 1）Could you tell me the man for whom you have bought this coat? 2) He built a transparent wall through which he could observe what went on inside. 3) The man , from whom I learned the news ,is an engineer. 5. 介词 by +which (指物),whom (指人), 在被动结构中 表明动作的发出者. 1）The wolf by which the sheep was killed was shot. 2) The man by whom the wolf was shot is a good hunter.
定语从句的特殊情况及介词+关系代词
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介词加关系代词的定语从句造句英语
介词加关系代词的定语从句造句英语
“介词加关系代词的定语从句”是一种常见的英语语法结构，它可以用来修饰名词或代词，表示与该名词或代词有关的信息。
在这个结构中，介词和关系代词共同构成了一个修饰词组，用来描述被修饰词的属性、特征或关系。
例如，“The man that I met yesterday is a teacher.” 这个句子中，“that I met yesterday”是一个定语从句，修饰“The man”。
其中，“that”是关系代词，“met yesterday”是介词短语“that”的宾语。
在使用介词加关系代词的定语从句时，需要注意以下几点：
1. 关系代词在定语从句中充当一个成分，可以是主语、宾语、定语等。
2. 介词的选择需要根据定语从句的意思和需要表达的信息来确定。
3. 定语从句的位置应该紧跟在被修饰词后面，且前面不能有其他词语。
4. 在某些情况下，可以省略关系代词和介词短语，但需要根据具体语境和语法规则来判断。
希望这些信息能对你有所帮助。
如果你还有其他问题或需要更详细的解释，请随时告诉我。
定语从句中介词加关系代词的用法
定语从句中介词加关系代词的用法1、当关系代词在从句中作宾语时，介词常常提前，但只能用which或whom。
例如：那所学校他曾经研究过非常有名。
他曾经研究过的那所学校非常有名。
明天我会带来你要求的杂志。
明天我会带来你要求的杂志。
我们将去听我们经常谈论的著名歌手。
我们将去听我们经常谈论的著名歌手。
2、关系副词when。
where。
why和介词+which之间的关系。
关系副词when。
where。
why可以用适当的介词+which来替代，而介词的位置是非常灵活的。
例如：我不会忘记我出生的日期。
我不会忘记我出生的日期。
这是我住过的房间。
这是我住过的房间。
我不知道他今天为什么没来。
我不知道他今天为什么没来。
XXX仍然记得他们住在天津的日子。
XXX仍然记得他们住在天津的日子。
如：The city in which I was born is very beautiful.3.取决于从句中的动词或形容词需要用到的介词。
（V/Adj。
+ pre.）如：This is the person to whom I owe my success。
改写：1.动词短语中的介词一般不可拆开使用，例如“look for”，“look after”，“take care of”等。
例如：This is the watchwhich/that I am looking for.（√）This is the watch for which I am looking.（×）2.若介词放在关系代词前，指人时应使用“whom”，不可使用“who”或“that”；指物时应使用“which”，不能使用“that”；关系代词为所有格时应使用“whose”。
例如：The man with whom you talked is my friend.（√）The man who/that you talked with is my friend.（×）The plane in which we flew to Canada is very comfortable.（√）The plane in that we flew in to Canada is very comfortable.（×）3.“介词+关系代词”前可有some、any、none、both、all、neither、most、each、few等代词或数词。
介词加关系代词引导的定语从句
介词加关系代词引导的定语从句介词加关系代词引导的定语从句，是英语中一种用来修饰名词或代词的从句结构。
它由一个介词和一个关系代词组成，常常出现在句子中作为修饰成分，起到限定或说明的作用。
本文将从介词和关系代词的角度入手，详细讨论介词加关系代词引导的定语从句的构成、用法及注意事项。
一、构成介词加关系代词引导的定语从句由介词和关系代词两部分组成。
常用的介词包括of、in、on、from、to、with等，而关系代词则包括that、which、who、whom和whose等。
二、用法及例句解析1. 介词+which引导的定语从句介词+which引导的定语从句是最常见的一种结构，用于修饰物体。
其中最常用的介词是in、on、at、under、with等。
例句1：The book on which I was working last night is about history. （介词on+which修饰book）例句2：I saw a stray cat under the table, which looked hungry. （介词under+which修饰cat）2. 介词+whom引导的定语从句介词+whom引导的定语从句用于修饰人，常用介词有to、for、with、of等。
例句1：The person to whom I lent my umbrella hasn't returned it yet. （介词to+whom修饰person）例句2：He is a trustworthy friend, with whom I can share my secrets. （介词with+whom修饰friend）3. 介词+whose引导的定语从句介词+whose引导的定语从句用于表示所属关系，常用介词有of、in、on等。
例句1：The girl whose father is a doctor wants to be a nurse. （介词whose+father修饰girl）例句2：I admire the professor, in whose class I learned a lot. （介词in+whose修饰professor）三、注意事项1. 关系代词that与which的区别关系代词that与which都可以用于引导定语从句。
英语定语从句用法大全
This is the room in which my father lived last year. 这是父亲去年居住过的房子。
（二）限制性定语从句与非限制性定语从句
1、限制性定语从句：从句与主句关系密切，去掉从句，主句意义不完整，甚至不合逻辑。
e.g. I was the only person in our office who was invited.（去掉定语从句，意思就不完整）
2、非限制性定语从句：从句对先行词关系不密切，去掉定从句，意思仍然完整。形式上用逗号隔开，不能that用引导。
(6) Where is the man that/whom I saw this morning?
5. whose通常指人，也可指物，在定语从句中做定语
(1) He has a friend whose father is a doctor.
(2) I once lived in a house whose roof has fallen in.
(3) The plane in which we flew to Canada is very comfortable. (T)
注意：1. 含有介词的动词短语一般不拆开使用，如：look for, look after, take care of等
(1) This is the watch which/that I am looking for. (T)
(2) This is the watch for which I am looking. (F)
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一、“介词+关系代词”引导的定语从句基本构成1.“介词+关系代词”结构引导的定语从句中，关系代词只能用which（指物）或whom(指人) ，即：介词+which/whom。
（1）The man to whom you spoke is a teacher.（2）The city in which she lives is far away.（3）The little girl is reading a book,in which there are many cartoons.注意：当介词放在关系代词的前面时，用在介词后的关系代词不能省略。
2.关系副词when，where，why可用“介词＋which”来代替。
关系副词实际上是介词＋先行词。
其中when=表时间的介词（如：in，at,on,during等）+which；Where=表地点的介词（如：in，at,on,under等）+which；Why=表原因的介词（如：for）+which(1)当先行词表示时间，定语从句中缺少时间状语时，通常用关系副词when引导，此时也可选用表示时间的介词＋which来代替关系副词when。
I still remember the day when I came here. ( on the day =when)(2)当先行词表示地点，定语从句中缺少地点状语时，通常用关系副词where引导，此时也可选用表示地点的介词＋which来代替关系副词where。
This is the house where I lived last year. ( in the house= where)(3)当先行词为reason，定语从句中缺少表示原因状语时，通常用关系副词why引导，此时也可以用for which来代替关系副词why。
There are many reasons why people like traveling. (for the reasons =why)3、whose可转换为“of +关系代词”型。
They live in a house, whose door opens to the south.They lived in a house, of which the door opens to the south.They lived in a house, the door of which open to the south.真题解析：(2012.盐城)By around 900 AD, there were many places in Northern Europe ______ the Vikings chose to live.A.in whichB. whenC. whichD. at whichA：step1:确定先行词，应当是places，“in Northern Europe”作地点状语修饰“places”且根据文意不是定语从句修饰的对象。
step2: 将先行词代入定语从句，“the Vikings chose to live in places”，所以定语从句缺少状语成分解题步骤：step1：分析先行词（人or物）step2: 将先行词代入从句中（判断其作什么成分）介词的选择一、看搭配a). 介词和先行词的搭配例：He built a telescope through which he could study the skies.The year is the unit of time in which the earth makes one trip around the sun.b). 从句中固定短语的习惯性搭配例：Who is the girl with whom you just shook hands?若介词放在后面的时候关系代词可以用that代替或者省略特例：look into/after /for ;think of ;speak of ;laugh at短语中的介词不能移到关系代词前例：This is the watch which you’re looking for.This is the question which i thought of yesterday二、看关系a). 先后，因果关系The boy’s parents are both out of work, as a result of which he has to get help from a charity.I listen and speak English every day, by means of which my English has improved a lot.He might be still sleeping, in which case we have to go without him.He spends most of his time studying, the aim of which is to enable him to go to a famous university next year.b). 所属关系介词前可以是some, any, none, all, both, neither, many, most, each, few等代词或者数词There are 30 girl students in my class, only one of whom is beautiful.He loves his parents deeply, both of whom are very kind to himIn the basket there are quite many apples, some of which have gone bad.(08湖南31)The growing speed of a plant is influenced by a number of factors, ___are beyond our control.A most of themB most of whichC most of whatD most of thatKey: B练习：1. John, ______ money is no problem, still leads a simple life.A. for whoseB. of whoseC. of whomD. for whom2. The English play ___ my students acted at the New Year’s party was a great success.A. for whichB. at whichC. in whichD. on which3. Why not try another way ______ you may do your experiment better and more quickly?A. on whichB. whereC. in whichD. by which4. By nine o’clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, ______ appeared a rare rainbow soon.A. of whichB. on whichC. from whichD. above which5. For many cities in the world, there is no room to spread out further, ____New York is an example.A. for whichB. in whichC. of whichD. from which6. Examination compositions, together with most business letters and government reports, are the main situations ____ formal language is used.A. in whichB. on whichC. of whichD. for which二、定语从句的其他用法：1、以the way为先行词的限制性定语从句通常由in which或that引导，而且通常可以省略。
如：The way (that/in which ) he answered the questions was surprising.他回答这些问题的方式令人惊奇。
I don’t like the way (that/in which)you laugh at her.我不喜欢你冲她的样子。
2、先行词是time时，若time作“次数”是，且关系词在从句中作状语，则应用关系代词that，that可以省略；若time作“一段时间/时代”讲，且在从句中作状语时，用关系副词when或介词at/during+which。
It is the first time (that) Mr.Smith has visited China.There was a time when there were no radios, no telephone or no TV sets.练习：This is the first time ________ he has been here.A. thatB. whenC. at whichD. whichI don't like ________ you speak to her.A. the wayB. they way in thatC. the way whichD. the way of which答案：AA3. 判断定语从句谓语动词的单复数。
1 one of + 复数名词+ 关系代词+复数动词如：He is one of the students who work hard他是学习努力的学生之一。
（who指先行词the students）2 the (only) one of + 复数名词+ 关系代词+ 单数动词如:He is the (only) one of the students who goes abroad．他是学生中唯一出国的。
（who指先行词the only one of the students）The Great Wall is the (only) one of the buildings on the earth that is seen from the moon.长城是地球上唯一一个可以从月球上看到的建筑物. (that 指先行词the only one of the buildings) 注意: not the only one of …= only one of 如:Tom is not the only one of the boys who have passed the exam.= Tom is only one of the boys who have passed the exam通过考试的男孩,汤姆并非唯一.=汤姆只是通过考试的男孩中的一个.三、总结重点掌握介词+关系代词引导的定语从句1、当介词放在关系代词的前面时，关系代词只能用which或whom，并且不能省略；在限制性定语从句中，当介词位于定语从句的末尾时，可用that或which，that或whom或who作介词的宾语，而且作介词宾语的关系代词可以省略。