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2016届广东省天河区高考英语二轮语法复习精讲精练:定语从句02

发布时间:2017-03-29  编辑:查字典英语网小编

  定语从句精讲精练02

  4.定语从句的种类以及区别

  1.定语从句分为限制性定语从句和非限制性定语从句,现将它们之间的用法及区别列表如下

  限制性定语从句 非限制性定语从句

  和先行词的关系密切(删去后,影响整个句子意义的表达) 和先行词的关系不密切(是一种补充说明,删去后不影响整个句子意义的表达)

  不用逗号分开 一般使用逗号分开

  可用关系代词that引导 不可用关系代词that引导

  可以省略(that,who,which在从句中担当宾语时可以省略) 不可以省略

  可以替代(whom作宾语时,可用who或that替代) 不能替代

  只可以修饰先行词,不可以修饰主句或主句的一部分 修饰整个主句或主句的一部分,此时定语从句前有逗号分开,只能用which或as引导。

  请看下面例句的不同含义:

  限制性:她有两个当解放军的儿子。

  She has two sons who are P.L.A.men.

  (Maybe she has other sons who are not P.L.A.men.)

  非限制性:她有两个儿子,他们都是解放军。

  She has two sons,who are P.L.A.men.

  (She has only two sons.They are both P.L.A.men.)

  体会下列非限制性定语从句

  Yesterday I met Li Ping,who seemed to be busy.

  昨天我遇到了李平,他看起来很忙。

  We will put off the meeting until next week,when we won’t be so busy.

  我们将把会议推迟到下周举行,到那时我们就不会这么忙了。

  2.关系代词which与as引导定语从句的区别

  which与as都可以引导定语从句,但它们有许多用法上的区别,现就此简要分析如下:

  1)which与as引导非限定性定语从句的区别:

  which只能放在主句后面,而as引导的从句位置相对较灵活,可在前,可在后。如:

  As he realized,I was very useful to him.

  (在前)正像他所意识到的那样,我对他非常有用。

  Air,as we know,is a gas.(在中)空气,众所周知,是一种气体。

  He was a foreigner,as I know from his accent.

  (在后)他是个外国人,正像我从他的口音判断的那样。

  He came late again,which made his boss angry.

  (在后)他又来晚了,这一点使得老板很生气。

  在which引导的定语从句中,谓语动词若是am,is,are,则这些系动词不能省略,而as后面若是这种情况,则可以省略。如:

  He is a teacher,as (is)clear from his manner.(is可以省略)他是个老师,这从他的言谈举止可看清楚。

  He said he had never seen her before,which was not true.

  (was 不可省略)他说他从来没见过她,这一点不对。

  当which引导的从句在意义上近乎并列关系时,可以用and this,and that代替,意思是“这件事”。如:

  He changed his mind,which (and this,and that)made me very angry.

  他改变了主意,这使我很生气。

  She has married again,which (and this,and that)was unexpected.

  出乎意料的是,她又结婚了。

  而as主要起与上下文连接的作用,表达说话人的看法、观点,并指出主句内容的出处或根据等。如:

  Einstein,as we know,is a famous scientist.爱因斯坦,众所周知,是位伟大的科学家。

  As is announced in today’s newspaper,we must improve our style of work.

  今天的报纸上说,我们必须改进工作作风。

  作主语时,which既可以作系动词be的主语,也可以作实义动词的主语,而as只可以作系动词be的主语。如:

  He married her,which was natural.

  (可用as代替which)他和她结婚,这是很自然的事。

  He won a/the Nobel Prize in chemistry,which made him illustrious.

  (不可用as代替which)他获得了诺贝尔化学奖,这使他名扬天下。

  当定语从句位于主句之后,纯粹表示主句所述的内容,不带有“如……那样”的意思时,往往用which,而不用as。如:

  They were invited to the state banquet,which was a great honor to them.

  他们被邀请参加国宴,这对他们来说是莫大的荣幸。

  We had to sleep in our wet clothes,which was most uncomfortable.

  我们不得不穿着湿衣服睡觉,这简直太不舒服了。

  Mummy always treats me just like a baby,which I can’t bear.

  妈妈老把我当成小孩子对待,这让我无法忍受。

  当定语从句有“如同……那样”的意思时,用as比用which更常见,而这些从句几乎成为固定说法。如:

  Things will turn out contrary to one’s wishes,as is often the case.

  事与愿违,这是常有的事。

  As was natural, this inordinate hope was followed by an excessive depression.

  这种过分希望之后,接着是极度的沮丧,是很自然的事。

  Chaucer is buried in “Poet’s Corner”,as might have been expected.

  正如人们已经预料的,乔叟被葬在“诗人角”。

  The material is elastic,as is show in the figure.这种材料有弹性,如图所示。

  as we know众所周知

  as has been said above/before正如前文所述

  as has been pointed out正如已经指出的

  as might be imagined可以想像得到

  当定语从句的关系代词指的是先行词本身时,只能用which。如:

  These apple trees,which I planted three years ago,have not borne any fruit.

  这些苹果树是我三年前种下的,没结出任何果实。

  The Thames,which is now clean enough to swim in,was polluted for over a hundred years.

  泰晤士河,现在已经很干净,可以在里面游泳,它曾被污染了一百多年。

  带介词的典型的定语从句,必须用which,不能用as。如:

  There is a great deal of oxygen around us,without which we could not live.我们周围有许多氧气,没有它我们就无法生存。

  The shed in our garden,in which we often played,has lasted for a long time.

  我们经常玩耍的花园里的那个棚子,已经有很长时间了。

  2)引导限制性定语从句时which与as的区别:

  先行词如为表示物的名词或代词,在从句中又作介词的宾语时,只能用which。如:

  This is the pan in which I boiled the milk. 这就是我煮牛奶的锅。

  前面有as时,引导定语从句的关系代词用as,不用which。如:

  There are as many dictionaries as are needed.所需要的字典都有了。

  前面有such时,引导定语从句的关系代词用as,不用which。如:

  Such women as know Tom thought he was charming.

  认识汤姆的女人都认为他很迷人。

  I have never heard such stories as he tells.他讲的那些故事我从没听过。

  He is not such a man as I expected.他不是我期望的那种人。

  前面有the same时,引导定语从句的关系代词用as而不用which。如:

  We are facing the same problems as we did years ago.

  我们正面临着和多年以前同样的困难。

  This is the same wallet as I lost.这只钱包与我丢失的那只相同。

  I have the same trouble as you have.我和你有着同样的困难。

  总之,which与as引导定语从句的区别要在实践中多体会,体会多了,才能正确运用。

  、定语从句中的谓语动词与先行词保持一致的问题

  1.one of+复数名词+关系代词+复数形动词。如:

  Titanic is one of the most wonderful movies that have been produced in Hollywood.《泰坦尼克号》是在好莱坞拍的最好的电影之一。

  2.the (only)one of+复数名词+关系代词+单数形动词。如:

  The Great Wall is the (only)one of the buildings on the earth that is seen from the moon.

  长城是地球上惟一一个从月球上能够看到的建筑。

  3.当关系代词as或which引导非限制性定语从句,修饰主句内容时,若as或which作主语,则从句的谓语动词用单数形式。如:

  Great changes have taken place in China,as is known to all.

  中国发生了巨大的变化,众所周知。

  4.其他情况

  I,who am your teacher,will try my best to help you.我,你的老师,要尽全力帮助你。

  To own a colour TV set in each family,which we thought was impossible twenty years ago,now becomes true.

  每家拥有一台彩电,这在20年前我们认为不可能的事情,现在变成了现实。

  Have you heard of the persons and things that are being talked about?

  你听说了他们谈论的人和事了吗?

  They talked in such simple English as children could understand.他们用孩子们能听懂的简单的英语交谈。(定语从句,as代替先行词simple English作understand的宾语)

  ②He shut the window with such a force that the glass broke.他如此用力地关窗,结果玻璃碎了。(结果状语从句,that引导的从句表示用力关窗导致的结果)

  2.which引导的此类从句对主句所叙述的事情进行补充说明,表明事物的状态或结果。

  (1)which此时指前面主句所提到的,常译为“这一点,这件事”等。主句与从句通常要用逗号隔开,且从句只能位于被修饰句子的后面。如:

  He works very well,which makes his boss satisfied.他工作干得不错.,这使得他的老板很满意。

  (2)which在句法上一般用作实义动词的主语,这时它所引导的从句与主句之间常含有并列、因果关系。如:

  She succeeded in the competition,which satisfied her parents.她在比赛中取得成功,这使得她的父母很满意。

  (3)在从句中作定语或介词的宾语时,要用which。如:He often works far into the night,by which time everyone else has left the office.他通常工作到深夜,到那时其他人

  已下班了。

  特别提示

  高考一般不考查as与which引导非限制性定语从句的区别,但近年高考试题中出现过这个考点。一般来说,如果从句的含义是顺接主句的叙述,那么这两个词都可以使用;如果从句的含义是对主句的否定,或者语意不是顺接的,则只能用which。如:

  ①He came late to school,which/as was what we had expected.他上学迟到了,这是我们意料中的。

  ②He came late to school,which surprised US a11.他上学迟到了,这让我们所有人都很惊讶。(不可用as)

  考点3

  关系代词、关系副词引导定语从句的辨别

  关系代词在定语从句中充当主语、宾语或表语;而关系副词在定语从句中充当时间、地点、原因等状语。一般来说,关系副词在语义上相当于”介词+which”结构。试比较:

  ①I’ll never forget the days which I spent with you.我不会忘记我们在一起度过的岁月。(which在定语从句中作spent的宾语)

  ②I’ll never forget the days when(=in which)we studied in Beijing.我永远不会忘记我们一起在北京学习的时光。(when在定语从句中作时间状语,studied在此处为不及物动词,后面不再接宾语)

  考点4

  定语从句的间隔现象

  定语从句一般紧接被它修饰的先行词,但有时候它和先行词之间有可能插入其他成分,使它与先行词分隔开来,这种定语从句叫做被分隔的定语从句。在这种情况下,对关系词的准确判断显得相当重要,而且在阅读文章时会经常遇到这种情况,在阅读时要注意识别。一般来说,定语从句被分割开来大致有以下三种情况:在先行词与定语从句之间插入一个状语、定语,或被谓语动词分隔开。如:

  ①Do you remember one afternoon ten years ago when I came to your house and borrowed a diamond necklace?你还记得十年前的一天下午,我来到你家,找你借了一条钻石项链吗?

  (先行词one afternoon与定语从句被状语ten years ago分隔开了)

  ②A new teacher will eOlTle tomorrow who will teach you German.明天,一位新老师将来教你们德语。(先行词a new teacher与定语从句被谓语部分和时间状语will come tomorrow隔开了)关系代词在下列情况下常省略:(1)作及物动词的宾语时;(2)作介词的宾语,当关系代词与介词分开使用时,可以省略。但若是关系代词与介词连用,则不能省略。如:

  ①The coat(that)I put on the desk is blue.我放在桌子上的那件外套是蓝色的。(作动词put的宾语)

  ②who is the teacher(whom)Li Ming is talking to?正在与李明谈话的老师是谁?(作介词to的宾语)

  ③Please tell me from whom you borrowed the English novel.请告诉我你从谁那儿借的这本英文小说。(关系代词不能省略)

  有些句型结构如同位语从句、状语从句和强调句与定语从句结构较相似,稍不认真就会出错。

  1.定语从句与同位语从句的区别

  定语从句是对其先行词的修饰或限制,属于形容词性从句的范畴;而同位语从句是对前面抽象名词的进一一步说明和解释,属于名词性从句的范畴。如:

  ①He makes a promise that if he Call get the job,he will work hard to make as much money as he can for the eompany.他许诺如果他能获得那份工作,他将努力为公司挣尽可能多的

  钱。(that引导的同位语从句是对先行词a promise的进一步解释和说明)

  ②Mike’s parents made a special promise to Tom that surprisedTom.迈克的父母对汤姆许下了一个特别的诺言,这使得汤姆很惊奇。(that引导的定语从句是对先行词promise的修饰和限制)

  2.定语从句与强调句的区别

  定语从句和强调句的判断方法:若将句中的“It is/was…that/who”去掉,而句子不缺成分,结构完整,说明原句是强

  调句。如:

  It was in 1 998 that the flood destroyed many houses in Jiangxi.在1998年,洪水毁坏了江西地区很多的房屋。(强调句)

  (判断方法:如果去掉it was和that,剩下in 1998 the flood destroyed many houses in Jiangxi,句子结构完整,可判定原句为强调句)

  3.定语从句与状语从句的区别

  定语从句在句子中作定语,修饰名词、代词或句子;并且,这个被修饰的名词、代词或句子称为先行词,通常放在定语从句之前。状语从句在句子中作状语,修饰动词;通常不同的状语从句有不同的连词,位置较灵活,通常放在句首或句末,有时也放在句中。

  以where为例来说明:

  ①Let’s have a short meeting where we met last time.我们在上次见面的地方开个短会吧。(Where we met last time是地点状语从句,在句中作地点状语,表示开会的地方)

  ②This is the place where we had a meeting last time.这就是我们上次开会的地方。(Where we had a meeting last time是定语从句,在句中作定语修饰the place)

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