Unit 5 Discover useful structures 主语从句课件-2023-2024学年高中英语人教版（2019）选择性必修第一册

1.hybrid rice 杂交水稻 2.devote……to 献身、致力、专心 3.tackle the problem 解决问题 4.crisis 危机 5.convince 使相信、使确信 6.celebrity 名望、名誉、名人 Working The Land Grammar ----Subject Clause When we talk about “ Working the land”, who comes to your mind? He is a great scientist. generous \ committed \ devoted He makes great contributions to the whole world. How do you describe(描述)Yuan Longping 1. What Yuan Longping really cared about was not money or celebrity. 2. That YuanLongping had realised his dream of seawater rice surprised the whole world. 5 Learning objectives: By the end of the class, you will be able to : 1. know what is subject clause. 2. learn the structure\ conjunctions and other important things about subject clause. 3. learn how to write subject clauses. 6 1. What is subject clause? (主语从句) 用作主语的从句 在复合句中，用作主语的从句 7 2. What are the conjunctions of subject clause? 分类 句法功能 从属连词 连接代词 连接副词 who、whom、which、what、whose 前四个分别可加 ever that whether\if when、where、how、why 不做成分；that无实义； whether\if 意为：是否 主、宾、表、定 状语 做题技巧：缺什么补什么 8 1. ______the earth is round is a fact. 2. ________we ‘ll go camping tomorrow depends on the weather. 3. ________will win the first prize is uncertain（不确定的）. 4. __________my mother cooks is tasty. 5. ______they’ll start and _____ they’ll go have not been decided. That Whether Who Whatever When where 1.That the earth is round is a fact. 2.Whether we ‘ll go camping tomorrow depends on the weather. 3.Who will win the first prize is uncertain. 4.Whatever my mother cooks is tasty. 5.When they’ll start and where they’ll go have not been decided. 1. 主语从句由连词引导, 一般位于_____，连词不可省略；且当其在句首，缺少“是否”含义时，用_______（常与or not 连用）, 不用 ___。 2.主语从句的结构为：连词+__________语序 3.单个的主语从句做主语时，主句谓语动词用______。 陈述句 单数 句首 whether if 1. 我需要的是你的帮助。 ___________ is your help. 3. 她如何保持健康是一个秘密。 __________________is a secret. 2. 肢体语言在交流中很重要是正确的。 ______________________________________is true. What I need That body language is very important in i