人教版高中英语必修三课件-unit4-Period-4语法课件-].ppt--（课件中不含音视频）

1、Period 3 Grammar-Noun clauses as the subjectTo the speaker:To the speaker:Confidence;Fluency;Accuracy!To the audience:To the audience:Attention;InteractionEnglish speech 慧眼闪闪慧眼闪闪1.What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe

2、.2.What is even more important is that as the earth cooled down,water began to appear on its surface.3.It was not immediately obvious that water was to be fundamental to the development of life.4.whether life will continue on the earth for millions of years to come will depend on whether this proble

3、m can be solved.慧眼闪闪慧眼闪闪1.What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.2.What is even more important is that as the earth cooled down,water began to appear on its surface.3.It was not immediately obvious that water was to be

4、 fundamental to the development of life.4.whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.1.To master the basic usage of noun clauses as subject.2.To learn to use the Module verbs noun clauses as subject in the real situation th

5、rough self-study and practice.3.Be absorbed in English study and enjoy the beauty of English.content 1.Learn grammar by yourself and try to make a summary of the usage of them according to the examples2.Finish the little quiz to see if you have mastered them.demands1.Study the sentences carefully an

6、d you can refer to the dictionary or other reference books2.Make a mark where you cant understand 3.Finish this task within 15 minutes Self-directed study Group discussion1.主语主语从句的语序从句的语序2.that 1）作成分吗？有意义吗？）作成分吗？有意义吗？2）何时省略？）何时省略？3）that与与what的区别的区别 3.it 作形式主语的情况作形式主语的情况;4.if与与whether何时可互换？何时可互换？5.主语

7、从句的主谓一致问题主语从句的主谓一致问题6.如何选择主语从句的引导词如何选择主语从句的引导词Conjunctions(Conjunctions(连接词连接词)of Noun Clauses as the subjectof Noun Clauses as the subject连接词连接词连接代词连接代词连接副词连接副词what,whatever,who,whoever,whom,whose,which,whicheverthat,whether,if,because，as if(as though)when,where,how（-）,why（充当从句的状语充当从句的状语）(充当从句的主语、宾

8、语、表语、定语）充当从句的主语、宾语、表语、定语）（不充当从句的任何成分）（不充当从句的任何成分）Special attention1.What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.(what 引导主语从句，在从句中作表语，意思是引导主语从句，在从句中作表语，意思是“什么什么”)2.Who will go makes no difference.(who引导主语从句，在从句中作主语，意思是引导主语从句

9、，在从句中作主语，意思是“谁谁”)3.It was not immediately obvious that water was to be fundamental to the development of life.(it作形式主语，真正的主语是作形式主语，真正的主语是that引导的引导的主语从句，主语从句，that在从句中不作句子成分，没有任何实际意思，只起在从句中不作句子成分，没有任何实际意思，只起引导词的作用。引导词的作用。)4.Whether life will continue on the earth for millions of years to come will dep

10、end on whether this problem can be solved.(whether 引导主引导主语从句，在从句中不作任何句子成分，意思是语从句，在从句中不作任何句子成分，意思是“是否是否”)5.Where the English evening will be held has not yet been decided.(where引导主语从句，在句中作地点状语，意思是引导主语从句，在句中作地点状语，意思是“哪里哪里”)Practice and promotioncontent Finish Challenge I and II demands1 Put what we ha

11、ve learned into use and try to analyze the exercise carefully 2.Finish this task within 10 minutes 挑战一挑战一 1.that 2.Whether 3.Whoever 4.When 5.What you told me just now 6.How we will go there 7.Why he cries挑战二挑战二1.B 2.A 3.C 4.A 5.B 6.C 7.D 8.C 9.B 10.D Check the answer Review what we have learned Con

12、solidation Summary&Advice from our English monitor:What did we have learnt?What to do after class to be better?The best groups and students.1.Master what we have learned today.2.Try to tidy your mistaken exercises on your exercise book.Homework 2019POWERPOINTSUCCESS2022-11-82019THANK YOUSUCCESS2022-11-8