教学ppt课件 定语从句.pptVIP

定语从句 --主讲:何小友 定语从句的先行词 1.注意被定语从句所修饰的先行词的特点,即是人还是物,以及在定语从句中所充当的成分.如: The student who answered the question was my friend. The girl you met just now is my sister. 定语从句中的关系代词和关系副词 1.在从句中做主语的关系代词有who, that which. An architect is a person who(that) designs houses and buildings. The supermarket which(that) was opened last week is a very modern one. 2. 在定语从句中能作宾语的关系代词有who, whom, which, that.如:The suit (which, that) the tailor made for me doesn’t fit me. The men (whom, that) I beat in the tennis game was my father. 3.在定语从句中作定语的关系代词有whose或the+名词+of+which(whom), 如, He lives in the room whose door is green.=He lives in the room the door of which is green. The girl whose father is a teacher studies very well.=The girl the father of whom is a teacher studies very well 4.在定语从句中作状语的关系副词有when(表时间),先行词是表时间的名词.where(表地点),先行词是表地点的名词.why(表原因),先行词是reason,how(表方式),先行词是way. 如: He came last night when I was out. The place where I met her was railway station. That is no reason why you should leave. 5.介词如果在定语从句的句首时,作宾语的关系代词只能用whom 和 which, 且不可以省略. 如: The man with whom you shook hands just now is the head of our department.=The man whom you shook hands with is the head of our department. This is the book to which I referred in my talk.=This is the book (which) I referred to in my talk. 限制性和非限制性定语从句 1、非限制性定语从句和先行词的关系不紧密，用逗号和主句分开，作为一种补充说明.即使去掉主句，主句的意思依然清楚。而限制性定语从句和先行词关系紧密.从句不能去掉，如果去掉意思就不清楚。且主句和从句之间无逗号，一定要译在先行词前面。 He has a brother who is a teacher . He has a brother , who is a teacher. 2、which 在所引导的非限制性定语从句中，有时可以修饰整个主句，即代替主句的意义 。 The examination has been put off ,which is what we want . 2、which 在所引导的非限制性定语从句中，有时可以修饰整个主句，即代替主句的意义 。 The examination has been put off ,which is what we want . Mary was late again, which made her teacher angry. 3、只用which不用that的情况 （1）引导非限制性定语从句时，如 Bamboo is hollow ,which makes it very light. (2) 当关系代词前有介词时.如 The room in which my family live used to be a garage. (