外研社初中英语定语从句.pptxVIP

外研社初中英语定语从句会计学定语从句第2页/共34页Which one is Harry Porter ?who is wearing glassesThe boy _______________________ is Harry Porter .第3页/共34页定语从句(Attributive clause)一、概念:　在复合句中修饰名词或代词的句子. (在句子中作定语) Harry Porter is a smart boy.形容词作定语Harry Porter is a boy who has magic power.句子作定语,修饰boy, 叫做定语从句第4页/共34页Harry Porter is a boy who has magic power.定语从句先行词关系词结构： 先行词 + 关系词 + 句子被定语从句修饰的名词或代词第5页/共34页二、关系代词的用法:who whom whose that which先行词是人These are the students who / that won the first place last year.These are the trees which / that were planted last year.先行词是物人 (n.) + who /that+ 从句 物 (n.) + that / which+ 从句 第6页/共34页Have a try指出关系代词（副词）在定语从句中的成份：1.The man who came to our school is Mr. Wang. ( )2.The girl (whom) I met is Lucy. ( )3.A child whose parents are dead is called Tom. ( )4.I like the book (which) you bought yesterday. ( )主语宾语定语宾语第7页/共34页I have an apple.An apple is red.主语主语I have an applethat is red.修饰先行词 an apple 关系词that在定语从句中作主语时不能省掉。主语第8页/共34页Some friends like sports.I like some friends. 主语/ thatI like some friendswho like sports. 修饰先行词 friends 关系词who /that 在定语从句中作主语时不能省掉。第9页/共34页1.引导定语从句的关系代词主语宾语定语指人whothatwhomthatwhose（of whom）指物WhichthatWhichthatWhose(of which)指人和物thatthatwhose第10页/共34页2.引导定语从句的关系副词When=on(in,during…)whichwhere=on(in,in front of…)which关系副词Why=for which如何选用定语从句的关系词第11页/共34页1.首先分清主句和定语从句2.确定定语从句的先行词3.把先行词带回到定语从句中去，看其在定语从句中做什么语法成分（主语，宾语，定语或状语）4.若先行词在从句中做主语、宾语或定语则选择关系代词，若在从句中做状语，则选择关系副词。第12页/共34页1. who, whom, whose, that 用法区别.① who 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.分解The man is speaking at the meeting.作主语第13页/共34页② whom 作定语从句的宾语 The woman whom they wanted to visit is a teacher.The woman is a teacher.分解They wanted to visit the woman.作宾语可省略第14页/共34页③ that 可以作定语从句的主语和宾语. The man who / that is speaking at the meeting is a worker. The woman (whom / that) they wanted to visit is a teacher.第15页/共34页④ whose 作定语从句的定语. I know the girl whose mother is a teacher.I know the gi