定语从句（公开教学）

1、限制性定语从句限制性定语从句 关系代词的用法关系代词的用法 浮梁县蛟潭中学 计志诚一、定语从句的相关概念1.定语从句：在复合句子中作定语修饰主句中某一名词或代词的从句。2.先行词被定语从句修饰的词。3.关系词：引导定语从句的词。4.限制性定语从句：定语从句分为限制性定语从句和非限制性定语从句。限制性定语从句与先行词的关系密切，起修饰和限制作用，不可去掉，一旦去掉句子则失去意义，中间无逗号隔开。实例展示：The old man has a son（who works in America）.这位老人有一个在美国工作的儿子。（表示老人还有在其他地方工作的儿子）。The old man has a

2、son，（who works in America）.这个老人有一个儿子，他在美国工作。（表示老人只有一个儿子）(限制性)(非限制性)二、关系代词的基本用法关系代词的基本用法1.作主语The man (_was killed in the accident) is Toms uncle.结论：先行词指人时，用结论：先行词指人时，用who或或that，不可省略。，不可省略。How do you like the film( _ was saw last Sunday?)结论：先行词指物时，用结论：先行词指物时，用which或或that，不可省略。，不可省略。2.作宾语作宾语The student

3、 (_we visited last night) is busy in writing now.结论：先行词指人时，用结论：先行词指人时，用who, whom ,that或不填。或不填。The film(_we saw the day before yesterday) is popular with most students.结论：先行词指物时，用结论：先行词指物时，用which, that或不填。或不填。 who/thatwhich/thatwho/whom/that/不填which/that/不填3.作介词宾语He is the student (at _is good dancin

4、g in the classroom. 结论：先行词指人时，用结论：先行词指人时，用whom，介词后不可用，介词后不可用who或或that.This is the book( for _Mr. White is looking.) 结论：先行词指物时，用结论：先行词指物时，用which , 介词后不可用介词后不可用that.4.作定语作定语The dog (_tail is very short) is my neighbors.The desk (_ leg are broken) belongs to Tom.结论：先行词指人或指物时均用结论：先行词指人或指物时均用whose.5.作表语作

5、表语This is the teacher he wants to be in the future.The modern plane is not the machine it was when first invented.结论结论:关系代词在定语从句中作表语时，用关系代词在定语从句中作表语时，用that或不填，不用或不填，不用who或或which。whomwhichwhosewhosethat/不填that/不填即学即练即学即练用所学的关系代词填空用所学的关系代词填空 1.Julie was good at German, French and Russian, all of _ she

6、 spoke fluently. 2. He lives in a house _window faces south。3.Do you know the boy _ is talking with my deskmate . 4.The doctor _you are looking for is in the room. 5. She was not the cheerful woman _she was before she married.高考题高考题（真题印证）（真题印证） 1. company _profits from home markets are declining may

7、 seek opportunities abroad. A. Which B. Whose C. Who D. Why 2.Well reach the sales targets in a month _we set at the beginning of the year. A. which B. where C. when D. what which whosewho/thatwho/whom/that/不填BAthat/不填三、课堂小结 （1）作主语：先行词指人时，用who, that;先行词指物时，用which，that，不可省略。（2）作宾语：先行词指人时，用whom, who,

8、that,不填；先行词指物时，用which, that,不填。（3）作介词宾语：先行词指人时，用whom; 先行词指物时，用which ;介词后不可用who或that。（4）作定语：先行词指人或物时均用whose。（5）作表语：先行词指人或物时均用that或不填，不可用who或which。四、课后作业1、用限制性定语从句连接两个句子。 （1）We are twins. Our parents are both teachers. （2）A modern city has been set up in the place. The place was a wasteland ten years ago （3）He often helps the students. He th