1、非限定性定语从句与限制性定语从句讲解与练习定语从句知识点讲解一一、定语从句的概念 在复合句中，修饰某一名词或代词的从句叫定语从句。被修饰的名词或代词叫先行词，定语从句一般放在先行词的后面。二、定语从句的关系词引导定语从句的关系词有关系代词和关系副词，常见的关系代词包括that， which， who（宾格whom，所有格whose）等，关系副词包括where， when， why等。关系代词和关系副词放在先行词及定语从句之间起连接作用，同时又作定语从句的重要成分。三、定语从句的分类根据定语从句与先行词的关系，定语从句可分为限制性定语从句及非限制性定语从句。限制性定语从句紧跟先行词，主句与从句不
2、用逗号分开，从句不可省去，非限制性定语从句主句与从句之间有逗号分开，起补充说明作用，如省去，意思仍完整。四、关系代词的用法 1. that 既可以用于指人，也可以用于指物。在从句中作主语或宾语，作主语时不可省略，作宾语可省略。例如：Mary likes music that is quiet and gentle.玛丽喜欢轻柔的音乐。（that作主语）The coat （that） I put on the desk is blue.我放在桌子上的那件外套是蓝色的。（that作宾语）2.which用于指物，在句中作主语或宾语，作主语不可省略，作宾语可省略。例如：The building whi
3、ch stands near the train station is a supermarket.位于火车站附近的那座大楼是一家超市。（作主语）The film （which） we saw last night was wonderful. 我们昨天晚上看的那部电影很好看。（作宾语）3.who， whom用于指人，who 用作主语，whom用作宾语。在口语中，有时可用who代替whom， 也可省略。例如：The girl who often helps me with my English is from England.经常在英语方面帮助我的那个女孩是英国人。（作主语）Who is th
4、e teacher （whom） Li Ming is talking to？ 正在与李明谈话的老师是谁？（作宾语）注意：（1）当定语从句中含有介词，介词放在句末时，who， that， which可省略，但介词在关系代词前时，只能用“介词+which/whom”结构。例如：This is the house in which we lived last year.这是我们去年居住的房子。Please tell me from whom you borrowed the English novel.请告诉我你从谁那借的这本英文小说。（2）含有介词的固定动词词组中，介词不可前置，只能放在原来的位
5、置上。例如：This is the person whom you are looking for. 这就是你要找的那个人。（3）that 作介词的宾语时，介词不能放它的前面，只能放在从句中动词的后面。例如：The city that she lives in is very far away.她居住的城市非常远。（4）关系词只能用that的情况：a. 先行词被序数词或形容词最高级所修饰，或本身是序数词、基数词、形容词最高级时，只能用that，而不用which.例如：He was the first person that passed the exam. 他是第一个通过考试的人。b.被修饰的
6、先行词为all， any， much， many， everything， anything， none， the one等不定代词时，只能用that，而不用which.例如：Is there anything that you want to buy in the shop？ 你在商店里有什么东西要买吗？c.先行词被the only， the very， the same， the last， little， few 等词修饰时，只能用that，而不用which.例如：This is the same bike that I lost.这就是我丢的那辆自行车。d. 先行词里同时含有人或物时，
7、只能用that， 而不用which.例如：I can remember well the persons and some pictures that I saw in the room.我能清楚记得我在那个房间所见到的人和一些照片。e.以who或which引导的特殊疑问句，为避免重复，只能用that.例如：Who is the girl that is crying？ 正在哭泣的那个女孩是谁？f.主句是there be 结构，修饰主语的定语从句用that，而不用which.例如：There is a book on the desk that belongs to Tom. 桌子上那本书是汤
8、姆的。（5）关系词只能用which，而不用that 的情况：a.先行词为that， those时，用which， 而不用that.例如：Whats that which is under the desk？ 在桌子底下的那些东西是什么？b.关系代词前有介词时，一般用which，而不用that.例如：This is the room in which he lives. 这是他居住的房间。c.引导非限制性定语从句，用which， 而不用that. 例如：Tom came back， which made us happy. 汤姆回来了，这使我们很高兴。五、关系副词的用法（1）when指时间，其先
9、行词表示时间，在句中作时间状语。例如：This was the time when he arrived.这是他到达的时间。（2）where指地点，其先行词表示地点，在句中作地点状语。例如：This is the place where he works.这是他工作的地点。（3）why 指原因，其先行词是原因，起原因状语作用。例如：Nobody knows the reason why he is often late for school. 没人知道他为什么上学总迟到。六限制性定语从句1. 限制性定语是指定语从句紧跟它所修饰的中心名词或代词之后，没有逗号分开。2. 引导词：分为关系代词和关系
10、副词。（1） 关系代词引导的定语从句：that:指代人、事物，作主语、宾语，做宾语时可以省略who:指代人，做主语whom:指代人，做宾语，可以省略。它在口语和非正式用语中常用who代替，可以省略The man whowhom you met just now is my brother.which:指代事物，做主语、宾语。做宾语可以省略whose:指代人、物，做定语，其后直接加名词He has a friend whose father is a doctor.The classroom whose door is broken will soon be repaired.指物时常用以下结构
11、代替：The classroom whose door is broken will soon be repaired. The classroom the door of which is broken will soon be repaired（2） 关系副词引导的定语从句：where：指地点，在定语从句中做地点状语Shai hai is the city where I was bornThe house where I live ten years ago has been pulled downwhen: 指时间，在定语从句中做时间状语I still remember the day
12、 when I first came to the schoolwhy: 指原因，在定语从句中做原因状语Please tell me the reason why you missed the plane注意:关系副词引导的定语从句都可以用“介词+关系代词”引导的定语从句来代替Shai hai is the city wherein which I was bornI still remember the day whenon which I first came to the schoolPlease tell me the reason why for which you missed t
13、he plane3. 注意(1) 限制性定语从句中只能用that的几种情况：A 当先行词是anything, everything, nothing (something 除外), few, all, none, little, some等代词时，或者是由every, any, all, some, no, little, few, much等代词修饰时 ，要用that Have you taken down everything that Mr. Li has said?There seems to be nothing that seems impossible for him in th
14、e world.All that can be done has been done. B 当先行词是序数词或被序数词修饰,如：firstlastnext等 The first place that they visited in London was the Big Ben. C 当先行词是形容词最高级或被形容词最高级修饰时 This is the best film that I have seen. D 当形容词被the very, the only 修饰时 This is the very dictionary that I want to buy, After the fire in
15、 his house, the old car is the only thing that he owned. E 当先行词前面有who, which等疑问代词时 Who is the man that is standing there? Which is the T-shirt that fits me most? F 当先行词既有人，也有动物或者物体时 Can you remember the scientist and his theory that we have learned? (3) 以the way为先行词的定语从句通常由in which, that引导，而且通常可以省略。
16、 The way in which/ that/./ he answered the question was surprising练习1. All these activities can serve as a platform _ you might find the one you love. A. which B. that C. where D. when2. As a teacher, I seldom give my students so difficult a problem _ they cannot work out. A. that B. if C. in order
17、that D. as3.Are you going somewhere during the winter vacation? Yes, Ive found a nice beach _ I can enjoy swimming even in February. A. that B. when C. where D. which4. In the end, it was Becky _ he turned for a gentle word and a smile. A. on whom B. in whom C. to whom D. for whom5. In Western cultu
18、re, 21 was the age _ young people traditionally received a key to their parents door, as a symbol of entering adulthood. A. in which B. on which C. at which D. to which6. The knee is the joint _ the high bone meets the large bone of the lower leg. A. when B. where C. which D. that7. Human facial exp
19、ressions differ from those of animals in the degree _ they can be controlled on purpose. A. with which B. to which C. of which D. for which8. I dont like the way _ he often uses to speak to me. A. in which B. how C. which D. what9. The officials have indicated that a new building will be built in 20
20、10 _ can house another l, 000 students. A. when B. what C. which D. where10.“Simpler”books are the foundation _ students build a lifelong habit of reading and further the actual skill of reading for longer and stronger periods of time. A. which B. upon which C. for which D. in which七非限定性定语从句非限制性定语从句
21、只是对主句内容，或先行词的补充、解释或附加说明。主句与先行词或从句之间一般用逗号分开，常常单独翻译。没有它，主句意思仍然完整。引导非限制性定语从句的关系代词有as，which，who， whom，whose等，作定语从句的主语、宾语、表语及定语。关系副词有when，where等，作定语从句的状语。关系代词和关系副词在定语从句中一般不能省。 1. which引导的非限定性定语从句来说明前面整个句子的情况或主句的某一部分，that不能用于引导非限制性定语从句 例如: Her house,which was built a hundred years ago,stood still in the e
22、arthquake.(那座房子在地震中依然耸立，它是一百多年前建造的。) 2. 有时as也可用作关系代词 3. 在非限定性定语从句中，用who, whom代表人，用which代表事物。 4.当先行词是专有名词或物主代词和指示代词所修饰时，其后的定语从句通常是非限制性的。 例如Charles Smith, who was my former teacher, retired last year. 查理史密斯去年退休了，他曾经是我的老师。 My house, which I bought last year, has got a lovely garden.我去年买的的那幢房子带着个漂亮的花园。5
23、.非限制性定语从句还能将整个主句作为先行词, 对其进行修饰, 这时从句谓语动词要用第三人称单数， 例如：He seems not to have grasped what I meant, which greatly upsets me. 他似乎没抓住我的意思，这使我心烦。6as引导非限制性定语从句时，可以代主句的全部或部分内容。常表说话人关于说话的依据、态度、评论、看法等。有“正如、像”等意思。定语从句可以置主句句首、句中或句末。as后常接expect，know，report，say，see等动词的主、被动语态句。 egMike，as we expected，attended the mee
24、ting像我们所期望的那样，迈克参加了会议。 egHe wasnt unconsicious，as could be judged from his eyes他并未失去知觉，这从他的眼神可以判断出来。 7.which引导非限制性定语从句的情况很多。 I指代主句的全部或部分内容时，常表事实、状态、起因等，有“这就使得、这一点”等意思，常置主句末。主句与定语从句用逗号分开。 II指代先行词有多种情况。定语从句置先行词后面。(1)在“npronnumprep which”，“prepwhich”定语从句里。 1）They talked about a movie，the name of which
25、Ive never forgotten他们谈论过一部电影，我决不会忘记片名。 2）China has thousands of islands，the largest of which is Taiwan中国有数千个岛屿，其中最大的是台湾岛。 3）Chaplin went to the states in 1910，by which time he had learnt to dance and act in comedies卓别林1910年去了美国，那时他已学会跳舞和演喜剧了。 (2)表唯一性，或者就是指代先行词的事物时。 The dam，which is the biggest in th
26、e world，is 3，830 metres long大坝长3，830米，是世界上最大的坝。(3)先行词是独一无二的事物时。The moon，which doesnt give out light itself，is only a satellite of the earth月球本身不发光，它只是地球的一个卫星。(4)先行词表示类属的事物时。Football，which is a very interesting game，is played all over the world足球是一项非常有趣的运动，全世界都踢足球.(5)先行词是专有名词时。 1）Three of the biggest
27、 man-made projects in the world are the Great Wall of China，the Pyramids of Egypt and the Aswan High Dam， which is also in Egypt世界上最大的三项人造工程是中国的长城，埃及的金字塔和阿斯旺高坝，它也在埃及。 2）The Nile，which used to flood every year，now runs more regularly below the dam尼罗河年年涨洪水，现在比较正常地在大坝下面流过了。(6)先行词是表人的职业、品质、身份等名词，作定语从句的表
28、语时。主句和定语从句之间含有对比的意思。Mikes brother is a policeman，which he isnt迈克的哥哥是警察，他可不是。(7)先行词是形容词作定语从句的表语时。主句和定语从句含有对比的意思。 Li Ling is very clever，which Li Long isnt李玲很聪明，李珑可不是。 (8)先行词是集体名词表整体意思时。My family，which has 35 people，is a large one我家有35口人，是一个大家庭。(9)先行词是国家名词表地域概念时。Last year he went to Egypt，which is in
29、Africa他去年去了埃及，埃及在非洲。 三、as，which是指代主句内容的非限制性定语从句时，表依据、评论与表事实、状态等没有多大差别，又在主句末时，有时可以通用。 1He is quite pleased，as which can be seen from his face他非常高兴，从他的表情可以看出来。 2You always work hard，as which everyone knows大家都知道，你一向勤奋学习。 但是，上面两句把定语从句置主句句首时，就只能用as。 3This elephant is like a snake，as anybody can see像任何人都能
30、看见那样，这头象像条蛇。 4Bamboo is hollow，which makes it very light竹子是空的，这就使得它很轻。 在否定意义的非限制性定语从句里，一般用which引导。 5He came to my birthday party，which I didnt expect at all我完全没有想到，他来参加我的生日聚会了。 4、who，whom，whose等引导非限制性定语从句时，指代人的普通名词、专有名词等。表示正是或专指先行词等情况。在定语从句中作主语、宾语、定语等。 1Bobs father，who worked on the project，spent fo
31、ur years in Egypt鲍勃的父亲从事这项工程，在埃及度过了四年。 2Dad，this is Zheng Jie，who I knew in Paris爸，这是郑杰，我在巴黎认识的。 这一句是用主格who代替宾格 whom。 3His mother，whom he loved dearly， died in 1818他非常爱戴他的母亲，她死于 1818年。 4Mr King，whose legs were badly hurt， was quickly taken to hospital金先生的腿受了重伤，他很快就被送去住院了。 npronnumprepwhom；prep whom；in whose n；the nof whom等引导非限制性的定语从句。 5He spoke of a pen-pal，the name of whom whose name Ive never forgotten他提到过一个笔友，他的名字我从未
