【课件】Unit+5+Discover+useful+structures人教版（2019）选择性必修第一册.pptx

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1、1.hybrid rice 杂交水稻2.devoteto 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 LandGrammar-Subject ClauseWhen we talk about“Working the land”,who comes to your mind?He is a great scientist.generous committed devotedHe makes great contributions to the whole

2、 world.How do you describe(描述描述)Yuan Longping1.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.Learning objectives:By the end of the class,you will be able to:1.know what is subject clause.2.learn

3、the structure conjunctions and other important things about subject clause.3.learn how to write subject clauses.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 everthatwhetherifwhen、where、how、why不做成

4、分；that无实义；whetherif 意为：是否主、宾、表、定状语做题技巧：缺什么补什么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._theyll start and _ theyll go have not been decided.ThatWhetherWhoWhateverWhenwhere1.That the

5、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 theyll start and where theyll 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：

6、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whetherif1.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 interactions How she keeps healthy That Yuan Longping had realised his dream of developing seawater rice surprised the wh

7、ole world.It surprised the whole world that YuanLongping had realised his dream of developing seawater rice.It 作形式主语，主语从句后置It is a pity that we cant win the game.It is uncertain what side effect thr medicine will bring about.It is said that our school will held a sports meeting next week.It+be+名词+主语

8、从句It+be+形容词+主语从句It+be+过去分词+主语从句名词：a pity a shame no wonder(难怪)形容词：clear important natural strange obvious surprising possible 过去分词：said reported believed thought It is a pity that we cant win the game.It is uncertain what side effect thr medicine will bring about.It is said that our school will held

9、 a sports meeting next week.Group workWrite a short paragraph to introduce Yuan Longpping.1.30-40 words 2.at least 2 subject clauses.袁隆平，1930年出生于北京，是一个伟大的科学家。袁隆平被誉为“杂交水稻之父”。他献身于杂交水稻研究非常感人。袁隆平给人们印象最深的是他不畏艰难，苦苦追求的决心。他为解决中国人的吃饭问题做出了重大贡献。先生的杰出成就不仅属于中国，而且影响世界。可参考课本P53 第4小题 例句1.What impresses me most is t

10、hat2.What makes himher a great is that3.It is important that 4.Whether depends on5.That is his her most important quality.Yuan LongPing,born in 1930 in Beijing,is a great scientist.It is obvious that he is “the father of hybrid rice”.What he has done makes great contributions to the whole world.Why he can make so many achievements is easy to understand.It is his determination that contributes to his success.Summary1.know what is subject clause.2.learn the structure conjunctions and other important things about subject clause.3.learn how to write subject clauses.Homework绿皮 课时达标训练 P51 主语从句相关练习