1、修饰限定名词或代词的句子叫做定语从句。关系代词：who,whom,whose,which,that 引导定语从句的关系词有：定义：关系副词:where,when,why先行词：代词名词被定语从句所修饰的或The boy who is reading is Tom.先行词关系代词A hospital is a place where a doctor works.先行词关系副词定语从句的分类The Restrictive Attributive Clause限制性定语从句The Non-restrictive Attributive Clause非限制性定语从句Step two lead-in
2、非限制性定语从句构成：+,+关系词先行词She has two brothers,(who are working in the city).+其他部分基础知识回顾Step three details(细节探究)The Non-restrictive Attributive Clause非限制性定语从句1 The man,who lives next to us,is my English teacher.2 The old man,whom/who we will visit tomorrow,was ever a hero.3 The writer wrote many novels,wh
3、ich are popular with the young people.4 He can speak Chinese so fluently,whichsurprises us very much.作主语作宾语作主语作主语指出下列关系词在句中的成分 探究一5 Tom,whose father is a driver,studies very hard.6 Mary came to see me last week,when I was very busy.7 Last month we visited the village,whereMoYan grew up.作定语作时间状语=duri
4、ng which作地点状语=in which总结:非限制性定语从句中关系词的指代关系指人指物在定语从句中的作用WhoWhomWhichwhose主语主语宾语定语宾语探究一还可指代整个主句关系副词(where,when)的指代关系指地点指时间 在定语从句中的作用WhereWhen时间状语地点状语that,why不能在非限制性定语从句中使用。tip介词+which1.Do you remember the day_ we went to school together?2.She was always talking in the class,_ made other students unhap
5、py.3.My uncle went to Guangzhou,_ I havent seen for a long time.when/on whichwhichwhom Exercise1Finish the following exercises.4.They will fly to Shanghai,_ they will see their best friends.5.I like the house,_ windows face the sea.6.I saw my friend,_ was reading.whose where/in whichwho Attention!注意
6、啦!1.非限制性定语从句不能由 that引起e.g.I study in the school,that is far away from my home.()I study in the school,which is far away from my home.()2.非限制性定语从句中介词后的关系代词指代人只能用_，指代物只能用_不能用其他，除下列情形外：whomwhich1.They thanked Tom,without_ support they would not have succeeded in making the giant plane.whose2.This is th
7、e boss of my brother,in _ office two men signed an agreement on how to build the project.whoseExercise2A:Teachers who are kind are popular with the students.和蔼的老师受学生们欢迎。B:Mr.Chen,who is kind,is popular with the students.陈老师很和蔼。他很受学生们的欢迎。3.Comparison 试翻译比较一下观察：你能找出两个定语从句的区别吗？限制性定从非限制性定从形式上翻译时意义上作用上关系
8、词不用逗号用逗号译为“的”修饰限制只可修饰先行词只可修饰先行词可译为并列句不可省略且不能用不可省略且不能用that,why that,why 引导引导补充说明可修饰先行词或主句可修饰先行词或主句作宾语时可以省作宾语时可以省略略去掉后,句意不完整去掉后，句意完整Translate the sentences into Chinese:1.His son who is twenty years old is a doctor.His son,who is twenty years old,is a doctor.Exercise32.All the books that have pictures
9、 are good.All the books,which have pictures,are good.Translate the sentences into Chinese:1.His son who is twenty years old is a doctor.他20岁的儿子是个医生。（不止一个儿子）His son,who is only twenty years old,is a doctor.他儿子只有20岁。他是个医生。（只有一个儿子）2.All the books that have pictures are good.所有带插图的书都很好。（不带图的书不一定好）All th
10、e books,which have pictures,are good.所有的书都带插图，这些书都很好。（强调没有不带图的书）as和which引导非限制性定语从句的区别。探究二_is known to all,Taiwan is a part of China.He was late for school,_often happened.Tom has made great progress,_ made us happy.Asaswhich归纳总结：1）关系代词as和which都能引导非限制性定语从句代表整个句子内容，as引导的定语从句可位于主句_或_；which引导的定语从句却不能位于_
11、-。前面后面主句前面2）as 在从句中作主语时，后面常接行为动词的被动语态，如be known，be said，be reported等;另外，它还有“正如”的意思。如从句中行为动词是主动语态，并翻译为“这”，一般要用which作主语。She has been late again,_ was expected.Tom has made great progress,_ made us happy.aswhichTom bought his mother a dress which was red.汤姆给他妈妈买了一条红色的裙子。Tom bought his mother a dress,wh
12、ich was red.汤姆给他妈妈买了一条裙子，那条裙子是红色的。Tom bought his mother a dress,which made her mother very happy.汤姆给他妈妈买了一条裙子，这使得她非常高兴。探究三 限制性定从的先行词往往为某一个_，而非限制性定从的先行词可以是_，也可以是_，代整个句子的时候常由which引导。某个词词或短语整个主句1.The brush _he has taken away is mine.2.The man _ you saw in the park is our chemistry teacher.3.The popular
13、 singer sang many songs,_we all like.探究四(that/which)(that/who/whom)whichCompare them carefully关系代词在限制性定语从句中宾语可以_，但在非限制性定语从句中宾语_。省略不可省略归纳总结：探究五.“介词+关系代词”还有一般有以下几种结构：(1)_+介词+关系代词：They live in a house,the door of whichfaces south.4.“介词+关系代词”引导非限制性定语从句的几种结构(2)_+介词+关系代词：There are four students in the cla
14、ssroom,all of whom are working hard.名词代词(3)_+介词+关系代词：Last Sunday I bought some books from the bookstore,three of which were English novels.(4)_+介词+关系代词：China has thousands of islands,the largest of which is Taiwan.数词形容词比较级/最高级 Step four Work in group of four to finish the following exercises 4人小组完成以
15、下练习:Tom,_ is a great philosopher,was born in the time _ states were often at war with each other.He stressed the importance of kindness,duty and order in society,_ influenced Chinese for more than 2,000 years.So China,_ people are kind and friendly,is known as the nation of rites(礼仪).whowhenwhichwhe
16、re1.Fill in the blanks.2.Translation（汉译英）1.他有一个姐姐，她是一个老师。2.汤姆赢了这游戏，这让我们感到很意外。3.汤姆上学迟到了，这使得老师很生气。4.这是我上周买的新车。5.正如Dragon所告诉我们的，我们都是很聪明的学生。2.Translation（汉译英）1.他有一个姐姐，她是一个老师。2.汤姆赢了这游戏，这让我们感到很意外。He has a sister,who is a teacher.Tom won the game,which made us surprised.(=which surprised us)3.汤姆上学迟到了，这使得老师很生气。4.这是我上周买的新车。5.正如Dragon所告诉我们的，我们都是很聪明的学生。Tom was late for school,which made teacher angry.This is the new car which/that I bought last week.As Dragon told us,we are very clever students.Thank youGoodbye
