定语从句-课件.ppt

定语从句Grade 9 定语从句概念:在复合句中修饰名词或代词 的句子. (Attributive clause)Mary is a beautiful girl.Mary is a girl who has long hair.形容词作定语句子作定语,修饰girl, 叫做定语从句 判断：名词或代词后的从句 The man who is speaking at the meeting is a worker. The man who is speaking at the meeting is a worker. 先行词关系词定语从句Mary is a girl who has long hair.关系代词关系副词which, thatwho, whom, whose Where, when 考点一：从句中谓语动词的单复数形式I know the man who ____ a teacher.A. be B. is C. are B 考点二：关系词当先行词是物时, 用which 或that引导.These are the trees which were planted last year.当先行词是人时, 用who, whom, whose, that引导. 1.先行词是人：who whom whose thatwho 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 is speaking at the meeting.分解作主语 Whom 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.分解作宾语 whose 作定语从句的定语. I know the girl whose mother is a teacher.分解I know the girl.The girl’s mother is a teacher.作定语 that 可以作定语从句的主语和宾语.注意: 关系代词作动词宾语时可 省略. The woman (whom/ that) they wanted to visit is a teacher. 2. 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 当先行词既有人也有物时I’ve never heard of the people and things that you talked about just now. 3. 先行词是时间I remember the day _____you left me.I remember the day _____was sunny. 缺主语that什么都不缺when注意：when = 介词+which 4. 先行词是地点I remember the school _____ I used to work.I remember the school _____used to be small. 缺主语that什么都不缺where注意：where = 介词+which Exercise1. I have a friend ________ likes l