定语从句详解(.ppt

如何选用定语从句的关系词 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。 由Who 引导的定语从句，在句中做主语\ 宾语 由Which 引导的定语从句，在句中做主语\ 宾语 * * The Attributive Clause Which one is Harry Porter ? The boy is Harry Porter Which one is Harry Porter ? The boy _______________________ is Harry Porter . who is wearing glasses 定语从句 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) (Attributive clause) Harry Porter is a smart boy. Harry Porter is a boy who has magic power. 形容词作定语 句子作定语,修饰boy, 叫做定语从句 Harry Porter is a boy who has magic power. 先行词 关系词 定语从句 关系代词 关系副词 which, who, whom, whose, that where, when，why 二、用法: These are the trees which / that were planted last year. 先 行 词 是 人 关系代词: who whom whose that which 先行词是物 These are the students who / that won the first place last year. 关系副词 When=on(in,during…)which where=on(in,in front of…)which Why=for which 关系副词: 只能用that的情况 ① 序数词或形容词最高级修饰先行词时 Tom is the cleverest boy that I have ever known. This is the first play that I have seen since I came here. ③　everything, something, nothing, all, anything, little, much等不定代词作先行词时 Everything that we saw in this film was true. ②先行词被every, some, no, all, any, little, much等修饰时。 I’ve read all the books that you lend me. ④ 先行词被the only, the very, the same, the last修饰时。 This is the very book that belongs to him. ⑤ 主句已有who或which时 Who is the girl that is standing under the tree? Which is the machine that we used last Sunday. ⑥ 当先行词同时指人和物时 I’ve never heard of the people and things that you talked about just now. 关系代词前有介词时 (介词提前) .指人只用whom, 指物只用which This is the boy with whom he talked. This is the ring on which she spent 1000 dollars. 1、Do you know the man ___ is talking with your father? A. whose B. who C. which 2、The boys ___ the teacher talked to are from Class One. A. when B. which C. who 3、Those ___ want to go to the museum must be at the school gate at 7 tomorrow morning. A. who B. whi