高三一轮复习定语从句.ppt

高三定语从句及非谓语动词作定语复习 一、定语从句及相关术语 1.定语从句：修饰________或__________的从句称为定语从句，一般紧跟在它所修饰的_________后面。 2.关系词：引导定语从句的关联词称为关系词。关系词有关系代词和关系副词。 关系代词有________, ________, ________, _______, ________, _____ 等； 关系副词有_________, __________, __________等。 关系词常有3个作用：1，引导定语从句。2，代替先行词。3，在定语从句中担当一个_________。 判断以下句子是不是定语从句并选择 I advise you to cancel __________is thought unnecessary. He remembered the weekends ________ he climbed mountains. We took a picture__________ there is a tower. A. what B. when C. that D. where E. which 二.关系代词引导的定语从句 1.who指人，在从句中做主语 The boys who are playing football are from Class One. 2. whom指人，在定语从句中充当宾语，常可省略。 Mr. Liu is the person (whom) you talked about on the bus. 注意：关系代词whom在口语和非正式语体中常用who代替，可省略。 The man who/whom you met just now is my friend. 3. which指物，在定语从句中做主语或者宾语，做宾语时可省略 (1) Football is a game which is liked by most boys. (2) This is the pen (which) he bought yesterday. 4. that指人时，相当于who 或者whom；指物时，相当于which。在宾语从句中做主语或者宾语，做宾语时可省略。 Where is the man that/whom I saw this morning? 5. whose通常指人，也可指物，在定语从句中做定语 (1) He has a friend whose father is a doctor. (2) I once lived in a house whose roof has fallen in. whose指物时，常用以下结构来代替 我想买套窗户朝南的房子。 Id like to buy a flat __________ windows face south. ＝Id like to buy a flat _____ _______ _____ windows face south. ＝Id like to buy a flat _____ windows____ _______ face south. 三.介词+关系代词引导的定语从句 关系代词在定语从句中做介词宾语时，从句常由介词+关系代词引导 (1) The school (that/which) he once studied in is very famous. (2) The school in which he once studied is very famous. (5) Well go to hear the famous singer (whom/that/who) we have often talked about. (6) Well go to hear the famous singer about whom we have often talked. 注意：1. 含有介词的动词短语一般不拆开使用，如：look for, look after, take care of等 (1) This is the watch which/that I am looking for. ( ) (2) This is the watch for which I am looking. ( ) 2. “介词+关系代词”前可有some, any, none, both, all, neither, most, each, few等代词或者数词 (1) He loved his parents deeply, both of _________ are very kind