Unit 4 Natural Disasters Discovering Useful Structures 定语从句关系代词课件-2022-2023学年高中英语人教版（2019）必修第一册

定语从句 ————关系代词 你是否犯过以下的错误? 1. He is a student, he always means what he says. (X) 一个句子只有一个主语一个谓语 2. That’s the book, I like it. (X) 3. He works hard, it is a fact that we all know. (X) 那么我们该怎么办呢? 1. He is a student, he always means what he says. (X) He is a student; he always means what he says. (√) He is a student, and he always means what he says. (√) 2. That’s the book, I like it. (X) That’s the book; I like it. (√) That’s the book, and I like it. (√) 3. He works hard, it is a fact that we all know. (X) 我们还可以怎么办? 1. He is a student, he always means what he says. (X) He is a student; he always means what he says. (√) He is a student, and he always means what he says. (√) 少点味道 He is a student, who always means what he say. 定语从句 定语从句,一个简单句跟在一名词或代词后(先行词)进行修饰限定,所以叫做定语从句。在主句中充当定语成分。 关系代词 关系代词所有格 关系副词 定语从句之关系代词初步感知 关系代词有连接词的功能,可以用来引导定语从句。 He is a man who always means what he says. 关系代词who引导的定语从句 That's the book which I like. 关系代词which引导的定语从句 He works hard, which is a fact that we all know. 关系代词which引导的定语从句 He is a boy whom everyone loves. 关系代词which引导的定语从句 关系代词的种类及其功能 代替人时,主格用who(在所引导的定语从句中作主语),宾格用whom(在所引导的定语从句中作宾语); 代替事物时,主格或宾格均用which; 代替整个句子时,主格或宾格均用which. 关系代词 主格 宾格 代替人 who whom 代替事物 which which 代替整个句子 which which 关系代词使用三原则 关系代词之前要有先行词(即表人或事物的名词); 关系代词在所引导的定语从句中要作主语、宾语或表语; 否则关系代词之前一定要有介词。 一一验证 (1) He is a man who always means what he says. He is a man. He always means what he says. (√) He is a man, he always means what he says. (X) He is a man he always means what he says.(X) He is a man ( ) always means what he says. He is a man who always means what he says.(√) 在本例中,who这前有先行词 a man,who在所引 导的定语从句中作主语,其后有动词 means, 故属正确的用法。 一一验证 (2) He is a boy whom everyone loves. He is a boy. Everyone loves him. (√) He is a boy, everyone loves him. (X) He is a boy, everyone loves him.(X) He is a boy, everyone loves ( ). He is a boy, everyone loves whom.(X) He is a boy whom everyone loves.(√) 在本例中,whom这前有先行词 a boy,whom在所引 导的定语从句中作宾语,其后有动词 loves, 故属正确的用法。 一一验证 (3) That's the book which