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1、定语从句定语从句(Attributive clause)翻译（翻译（数字表达法）数字表达法）1/2 1/4 3/4 3/5 半小时半小时 一个半小时一个半小时 两个半小时两个半小时 成千上万的孩子成千上万的孩子 八百名学生八百名学生概念概念:在复合句中修饰名词或代在复合句中修饰名词或代词词 的句子的句子.(Attributive clause)Mary is a beautiful girl.Mary is a girl who has long hair.形容词作定语形容词作定语句子作定语句子作定语,修饰修饰girl,叫做叫做定语从句定语从句Mary is a girl.Mary has l
2、ong hair.合并为一个句子合并为一个句子Mary is a girl who has long hair.先行词先行词关系词关系词定语从句定语从句Mary is a girl who has long hair.关系代词关系代词关系副词关系副词which,who,whom,whose,thatWhere,when1.The man is a worker.2.The man is speaking at the meeting.合并句子合并句子:The man who is speaking at the meeting is a worker.定语从句的用法定语从句的用法:当先行词是当
3、先行词是物物时时,用用which 或或that引导引导.These are the trees These are the trees whichwhich were were planted last yearplanted last year.当先行词是人时当先行词是人时,用用who,whom,whose,that引导引导.who,whom,whose,that用法区别用法区别.who 作定语从句的主语或宾语作定语从句的主语或宾语.The man who is speaking at the meeting is a worker.The man is a worker.The man i
4、s speaking at the meeting.分解分解作主语作主语作主语作主语Whom 作定语从句的宾语作定语从句的宾语 The woman whom they wanted to visit is a teacher.The woman is a teacher.They wanted to visit the woman.分解分解作宾语作宾语whose 作定语从句的定语作定语从句的定语.I know the girl whose mother is a teacher.分解分解I know the girl.The girls mother is a teacher.作定语作定语th
5、at 可以作定语从句的主语可以作定语从句的主语和宾语和宾语.注意注意:关系代词作动词宾语时可关系代词作动词宾语时可 省略省略.The woman(whom/that)they wanted to visit is a teacher.下列情况只能用下列情况只能用that序数词或最高级序数词或最高级adjadj修饰先行词时修饰先行词时 Tom is the cleverest boy that I have ever known.all,everything,nobody 等不定代等不定代词作先行词时词作先行词时 Everything that we saw in this film was t
6、rue.下列情况只能用下列情况只能用which 不用不用that在句子中与介词连用在句子中与介词连用This is the house which I lived in five years ago which 指物，指物，作主语或宾语作主语或宾语(作宾语可省略作宾语可省略,如介词提前则不能省如介词提前则不能省)Is this the library(which可省可省)you borrow books from?Is this the library from which（不可省（不可省）you borrow books?He is the man(that)I told you about
7、.注意：介词提前时只能用注意：介词提前时只能用which 而不能用而不能用that。that 指人指人/物，作主语或宾语物，作主语或宾语(作宾语可省略）作宾语可省略）A plane is a machine that can fly.Is this the library from which you borrow books?from that 1.who指人指人,作主语或宾语作主语或宾语(作宾语可省略）作宾语可省略）2.whom指人指人,作宾语作宾语 (作宾语可省略作宾语可省略,如介词提前则不能省如介词提前则不能省)3.which 指物，指物，作主语或宾语作主语或宾语(作宾语可作宾语可 省
8、略省略,如介词提前则不能省如介词提前则不能省)4.that 指人指人/物，作主语或宾语物，作主语或宾语(作宾语作宾语 可省略）可省略）归纳：归纳：1.I have a friend _ likes listening to classical music.who/thatwhich/thatwhose3.The man leg broke in a match used to be a football player.2.Yesterday Emily was wearing the new dress _ I gave her.4.My parents live in a house_ is
9、 more than 100 years old.5.The boy with _ John spoke is my brother.which/thatwhom6.Kevin is reading a book _ is too difficult for him.which/that7.Is there anything _ you want to buy in the town.8.All _ we can do is to study hard.9.The first one _ stands up is a little boy.thatthat that1.正在跑步的那个人是我的叔叔正在跑步的那个人是我的叔叔.The man who is running is my uncle.2.我喜欢可以随之而唱的音乐我喜欢可以随之而唱的音乐.I like the music that I can sing along with.1.不要忘记作业哦：不要忘记作业哦：2.复习导引复习导引P.74-773.2.完成练习卷介词部分完成练习卷介词部分