(
课件网) Using language 新外研必修Book 1 Unit 4 Friends forever Attributive clauses 例句分析 ：Harry Potter is a boy who has magic power. 在复合句中，用来修饰名词或代词的从句就叫 做定语从句。这个从句在主句中充当定语成分。 被定语从句修饰的名词或代词叫先行词。引导定语从句的词叫关系词，有关系代词和关系副词两类。定语从句不同于单词作定语的情况，它通常只能放在被修饰的词（即先行词）之后。 先行词 关系代词 定语从句 定义： 定语从句三要素 先行词 关系词（关系代词、关系副词） 关系词在定语从句中做成分（主，宾，表，定，状语） eg.What if the only way of getting news from faraway friends was writing letters that took ages to be delivered 关系代词： 关系代词有：that, which, who, whom, whose 作定语 作主语、宾语、表语 指代人的有：who, whom, that 指代物的有：which, that 所属关系有：whose 例1 The man who helped you is Mr. White. 在从句中做主语,不能省略 例2 That is the person (whom/who/that) you want to see. 例3 This is the book(that/which) I bought yesterday. 在从句中做宾语，可省略 在从句中做宾语，可省略 关系代词的用法 关系代词在从句中可以： 何时可以省略？ 做宾语时可以省略 关系词 先行词 在从句中充当的成分 that 人或物 主语，宾语，表语 which 物 主语，宾语 who 人 主语，宾语，表语 whom 人 宾语 whose 人或物 定语 关系代词 前看先行是人或物，后看从句有无宾主。 先行指物用that/which, 先行指人用whom/who. whose通常作定语”….的”，人，物两者都兼顾。 物作先行that/which,人作先行that/whom/who。 作宾语都可省。 巧学妙记 Join the following sentences: A plane is a machine. The machine can fly. 关系代词的实质 Join the following sentences: A plane is a machine. The machine can fly. A plane is can fly. 关系代词的实质 a machine the machine Join the following sentences: A plane is a machine. The machine can fly. A plane is can fly. 关系代词的实质 a machine that /which 限制性定语从句与非限制性定语从句 ①限制性定语从句和主句之间不用逗号分开， 修饰主句中的某一个名词或名词词组或代词； ②非限制性定语从句常用逗号和主句隔开，可 以修饰先行词，也可修饰整个句 子。非限制性定语从句不能用that引导，引 导非限制性定语从句的关系词不能省略。 Tom, who was a student in America, wrote the book. She came to the kitchen, where her mother was cooking. I finished the book that I bought yesterday. She failed in the exam again, which made her mother very angry. Correct the mistakes 1.Under the big tree are 34 students,many of them come from class two. 2. My mother has a good book, which cover looks terrible. 3. This is the very pen that you gave it to me before. 4. There is an old woman, that is holding a stick. ——— whom ——— whose \ it \ ——— who 只用that不用which引导的场合 1. 当先行词既包括人又包括物时： He talked about the men and the books that attracted him. 2. 指物的先行词被all, any, every, no, some, the only, the very（正是）, the right, the last等限定词修饰时： These are the very points that interest me. 3. 指物的先行词被序数词或形容词最高级修饰时： The first step that we are to take is very difficult. 只用that引导的场合 4. 先行词是指物的不定代词 a ... ...
