Unit 1 Science and Scientists 表语从句课件ppt--（2023新教材）高中英语人教版（2019）选择性必修第二册.pptx

1、选择性必修二选择性必修二 Unit 1 Predicative Clause一一理解理解:表语从句的结构及意义表语从句的结构及意义二二掌握掌握:表语从句的连接词及使用规则表语从句的连接词及使用规则三三运用运用:表语从句表语从句,去表达自己的想法去表达自己的想法Learning ObjectivesItIt surprised all students.surprised all students.That I won the first surprised all students.That I won the first surprised all students.Review what

2、is subject clause?Review what is subject clause?SthSth句子做主语句子做主语,被称为主语从被称为主语从句句Review subject clause Review subject clause 1.1.WhatWhat Yuan really cared about Yuan really cared about was not money or was not money or celebrity.celebrity.2.2.ThatThat Yuan had realised his dream of seawater rice Yuan

3、 had realised his dream of seawater rice surprised the whole world.surprised the whole world.3.3.ItIt surprised the whole world surprised the whole world thatthat Yuan had realised Yuan had realised his dream of developing seawater rice.his dream of developing seawater rice.句子做主语句子做主语,被称为主语从被称为主语从句句

4、句子做表语句子做表语,被称为表语从被称为表语从句句1.1.One theory was One theory was thatthat bad air caused the disease.bad air caused the disease.2.2.Another wasAnother was thatthat cholera was caused by an infection cholera was caused by an infection from germs in food or water.from germs in food or water.3.3.It seemed It

5、 seemed thatthat the woman liked the water from the the woman liked the water from the pump so much that she had it delivered to her house pump so much that she had it delivered to her house every day.every day.4.4.The truth was The truth was thatthat the water from the Broad Street the water from t

6、he Broad Street pump had been infected by waste.pump had been infected by waste.1.1.How to judge whether it is a predicative clause?How to judge whether it is a predicative clause?主要依据：系动词后主要依据：系动词后The problem The problem isis difficult.difficult.The problem The problem isis thatthat he can not spea

7、k English.he can not speak English.SthSth系动词有哪些？系动词有哪些？1.状态类:be动词;keep,remain,stay,2.感官类:look,feel(摸起来),smell,sound,taste3.变化类:become,grow,turn,get,go,come,run,fall4.像类:seem,appear,5.终止类:turn out 结果是,prove 证明是1.1.One theory was _ bad air caused the disease.One theory was _ bad air caused the disease

8、.2.2.Another was _ cholera was caused by an Another was _ cholera was caused by an infection from germs in food or water.infection from germs in food or water.3.3.It seemed _ the woman liked the water from the It seemed _ the woman liked the water from the pump so much that she had it delivered to h

9、er house pump so much that she had it delivered to her house every day.every day.4.4.The truth was _ the water from the Broad The truth was _ the water from the Broad Street pump had been infected by waste.Street pump had been infected by waste.2.2.How to choose correct How to choose correct conjunc

10、tion(conjunction(连接词连接词)?主语从句和表语从句的【连接词】主语从句和表语从句的【连接词】类似类似1.1._ she says _ she says will not make any difference will not make any difference toto my decision.my decision.2.2.The problem is _ can handle the problem.The problem is _ can handle the problem.3.3._ matters most is that he cares little f

11、or _ matters most is that he cares little for celebrity or money.celebrity or money.连接代连接代词词who,what,which,who,what,which,whose,whomwhose,whomwhoever,whatever,whichevewhoever,whatever,whichever r主语主语宾语宾语定语定语 表语表语 1.1.That is _ I was born and grew up.That is _ I was born and grew up.2.2.What matters

12、most is _ you express your What matters most is _ you express your thoughts in an appropriate way.thoughts in an appropriate way.3.3.I didnI didnt phone her,and thats _ she got t phone her,and thats _ she got angry with me.angry with me.I didnI didnt phone her,and thats _ I got t phone her,and thats

13、 _ I got angry with her.angry with her.连接副连接副词词when,where,how,when,where,how,whywhy连接词连接词不同点不同点共同点共同点thatthat没有意义没有意义均不作句子成分均不作句子成分whetherwhether是否，一般不用是否，一般不用ifif替换替换as if/as thoughas if/as though似乎，好像似乎，好像becausebecause因为因为表语从句的【连接词】表语从句的【连接词】1.1._ you could build up your vocabulary _ you could bu

14、ild up your vocabulary depends on your determination and insistence.depends on your determination and insistence.2.2.My suggestion is _ you should build up your My suggestion is _ you should build up your vocabulary.vocabulary.3.3.Your English is not very good.That is _ you Your English is not very

15、good.That is _ you only know very little vocabulary.only know very little vocabulary.4.4.From your outstanding performance,I guess,it From your outstanding performance,I guess,it seems _(seems _(好像好像)your English improves a)your English improves a lot.lot.PracticePractice表语从句的引导词连词在从句中不作句子成分连接代词在从句中

16、作主语、宾语、表语、定语连接副词在从句中作状语whenwhenwherewherewhywhyhowhowwhat/whateverwhat/whateverwhich/whicheverwhich/whicheverwho/whoeverwho/whoeverwhom,whose.whom,whose.that,whetherthat,whetheras if/as thoughas if/as thoughbecausebecauseSummarySummary解题思路解题思路先先根据句意选择根据句意选择不充当成分不充当成分that,whether,that,whether,as if/t

17、hough,becauseas if/though,because连词连词充当状语充当状语when,where,why,howwhen,where,why,how连接副词连接副词充当定语充当定语whose,what,whichwhose,what,which连接代词连接代词充当主语，充当主语，宾语，表语宾语，表语其他其他再再分析分析“充不充当句子成分充不充当句子成分”Matters need attention011.1.表语从句的【特殊句式】表语从句的【特殊句式】1.1.The The reason reason why.is that.“.why.is that.“.的原因是的原因是.”.

18、”The The reasonreason is that.“is that.“原因是原因是.”.”The reason _ I like English is _ it The reason _ I like English is _ it brings me happiness.brings me happiness.The reason is _ English brings me joy.The reason is _ English brings me joy.2.Th2.Thisis/That/It is because.“/That/It is because.“这这/那是因为那

19、是因为.”.”This/That/It is why.“This/That/It is why.“这这/那就是那就是.的原因。的原因。”becausebecause引导表语从句，从句表原因。引导表语从句，从句表原因。whywhy引导表语从句，从句表结果。引导表语从句，从句表结果。I like English.That is _ it brings me joy.I like English.That is _ it brings me joy.English brings me joy.That is _ I like it.English brings me joy.That is _ I

20、like it.2.2.表语从句的【常见句式】表语从句的【常见句式】1.1.It seems/appears that+It seems/appears that+句子句子“似乎似乎.”.”2.2.It turns out/proves that+It turns out/proves that+句子句子“结果、原来结果、原来.”.”3.3.The chances are that+The chances are that+句子句子“可能可能.”.”1.1.It turns out/proves that she was a friend of my It turns out/proves t

21、hat she was a friend of my sister.sister.她原来是我姐姐的朋友。她原来是我姐姐的朋友。2.2.The chances are thatThe chances are that he will recover from his he will recover from his injury in time for the next game.injury in time for the next game.3.3.表语从句中的【虚拟语气】表语从句中的【虚拟语气】主语是表示主语是表示“建议建议”“”“命令命令”“”“要求要求”的名词，表语从句应使的名词，表语

22、从句应使用虚拟语气，即：用虚拟语气，即：(should)(should)+动词原形动词原形u建议建议:suggestion,advice,proposal,idea:suggestion,advice,proposal,ideau命令命令:order,command,:order,command,u要求要求:request,requirement:request,requirement1.1.My idea is that you _(recite)50 My idea is that you _(recite)50 English words every day.English words

23、every day.2.2.My suggestion is that you _(build)My suggestion is that you _(build)up your vocabulary.up your vocabulary.3.3.My order is that all students _(pay)My order is that all students _(pay)more attention to English learning.more attention to English learning.ExamplesExamples4.as if/as though4

24、.as if/as though引导表语从句的【两种语气】引导表语从句的【两种语气】1.1.若表陈述语气，就用陈述语气；若表陈述语气，就用陈述语气；2.2.若与客观事实不符，就用虚拟语气；若与客观事实不符，就用虚拟语气；u若跟现在事实不符：过去式（若跟现在事实不符：过去式（bebe动词用动词用werewere）u若跟过去事实不符：若跟过去事实不符：had donehad doneu若跟将来事实不符：若跟将来事实不符：would/could+would/could+动词原形动词原形1.1.It seems as if it _(be)spring already.It seems as if i

25、t _(be)spring already.2.2.It seems as if I _(be)flying in the sky.It seems as if I _(be)flying in the sky.3.3.All this was 20 years ago,but it is as if it All this was 20 years ago,but it is as if it _(be)_(be)only yesterday.only yesterday.ExamplesExamples5.5.表语从句用陈述语气，且连接词表语从句用陈述语气，且连接词均不可省略均不可省略。1

26、.1.It is a pity _ you canIt is a pity _ you can t go with us.t go with us.2.2.This is _ my father has taught me.This is _ my father has taught me.3.3.My suggestion is _ we should read English words every My suggestion is _ we should read English words every day.day.4.4.The question is _ you could he

27、lp me to solve the The question is _ you could help me to solve the problem.problem.5.5.It sounds _ someone is knocking at the door.It sounds _ someone is knocking at the door.6.6.I am a little sleepy.That is _ I stay up I am a little sleepy.That is _ I stay up late.late.PracticePractice _ _ he want

28、s is a book.he wants is a book._ _ he wants to go there is obvious.he wants to go there is obvious._ _ impressed me most wasimpressed me most was his committed his committed determination.determination._ touched me most was her heart of gold._ touched me most was her heart of gold._ he wants to impr

29、ove English is exciting._ he wants to improve English is exciting._ we need to do now is to improve English._ we need to do now is to improve English.that or what?that or what?表语从句的引导词连词在从句中不作句子成分连接代词在从句中作主语、宾语、表语、定语连接副词在从句中作状语whenwhenwherewherewhywhyhowhowwhat/whateverwhat/whateverwhich/whicheverwh

30、ich/whicheverwho/whoeverwho/whoeverwhom,whose.whom,whose.that,whetherthat,whetheras if/as thoughas if/as thoughbecausebecauseSummarySummary如何选引导词如何选引导词先先根据句意选择根据句意选择不充当成分不充当成分that,whether,that,whether,as if/though,becauseas if/though,because连词连词充当状语充当状语when,where,why,howwhen,where,why,how连接副词连接副词充当定语充当定语whose,what,whichwhose,what,which充当主语，充当主语，宾语，表语宾语，表语其他其他再再分析分析“充不充当句子成分充不充当句子成分”THANKSThank You!Thank You!