Unit 5 Working the land Discover useful structures 课件-2022-2023学年高中英语人教版（2019）选择性必修第一册

授课时间：10月31日 授课教师：蒋阳 授课内容：Unit 5 -grammer 主语从句 教学目标： 1.学生能够理解主语从句连接词的使用规则，并能准确运用主语从 句进行自主表达。 2.通过引导学生观察例句，总结出主语从句的语法规律。帮助学生 学会观察、比较、分析、推断、归纳、建构等思维方式。 教学重点： 1. 掌握主语从句的引导词的使用规则。 教学难点： 1. 主语从句在语境中的使用。 2. 结合语法知识，以课堂教学为依托，全面训练，加强和提高运用英语的综合能力。 Learning Objectives In today’s class, you are expected to: 1. understand the differences between independent clauses and dependent clauses. 2. analyze the distinctions between different conjunctions. 3. use proper conjunctions to lead subject clauses. 句子 类型 简单句 并列句 复合句 主句 形容词性从句 (定语从句) 名词性从句 副词性从句(状语从句) 主语从句 宾语从句 表语从句 同位语从句 从句 Definition and types: Noun clauses as the subject 主语从句 4 Part 1 主语从句基本概念 What Yuan Longping really cared about was not money or celebrity. That Yuan Longping had realised his dream of seawater rice surprised the whole world. Subject Subject Look at the complex sentences and state the functions of the noun clauses italicised. Activity 1 That Yuan Longping had realised his dream of seawater rice surprised the whole world. It surprised the whole world that Yuan Longping had realised his dream of developing seawater rice. 用it作形式主语 Activity 1 Look at the complex sentences and state the functions of the noun clauses italicised. 7 1. 主语从句的定义： 用来___________的从句，属于__________从句，位于_________，有形式主语it时，则位于_______。 e.g. 1). Whether she will accept the invitation is not clear yet. 2). When we will hold the sports meet has not been decided on yet. 3). It is possible that everyone goes to a satisfactory university if they study hard. 充当主语 句尾 句首 名词性 8 2. 主语从句的连接词： __________ 用于引导陈述句，只起连接作用，无含义，不充当成分，不可省略。 _________________ 用于引导一般疑问句，起连接作用，翻译为“是否”，不充当成分，不可省略。 _____________________________用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作主，宾，表，定；不可省略。 ________________________ 用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作状语，不可省略。 that what, which, who(m), whose, wh-ever if/ whether when, where, how, why, wh-ever 9 Finish exercise 2 on page 58. 1. _________ the research centre is to be set up has not been decided. 2. ______ many countries still face foo