人教版2023 选择性必修第二册 Unit 1 Science and Scientists Learning About Language表语从句(共25张PPT)

第第页人教版（2023）选择性必修第二册Unit1ScienceandScientistsLearningAboutLanguage表语从句(共25张PPT)(共25张PPT)

PredicativeClause

表语从句

Aboutme

1.WherewasIborn

Lead-inPresentationActivityExerciseUseSummary

Aboutme

Lead-inPresentationActivityExerciseUseSummary

2.WhatdoIliketodoinmysparetime

Aboutme

Lead-inPresentationActivityExerciseUseSummary

3.WhydoIchoosetobeateacher

Aboutme

Lead-inPresentationActivityExerciseUseSummary

4.HowdoIlearnEnglish

Lead-inPresentationActivityExerciseUseSummary

表语用来描述主语是什么，包括主语的身份，特征和状态等。表语接在系动词后面。

在复合句中作表语的从句叫做表语从句。表语从句位于主句的系动词之后，对主语进行解释、说明，使主语的内容具体化。表语从句必须用陈述语序。

Eg:Thequestioniswhobrokethevase.

主语

系动词

表语从句

Definitionofpredicativeclause

引导词

Task1Self-introduction

Eg:

(1)ZhanjiangiswhereIwasborn.

(2)TravellingandcookingarewhatIliketodoinmysparetime.

(3)IlikechildrenandthisiswhyIwanttobeateacher.

(4)WatchingEnglishmoviesishowIlearnEnglishwell.

Trytousepredicativeclausestointroduceyourself.

Lead-inPresentationActivityExerciseUseSummary

系动词

状态类：？

感官类:？

变化类:？

Task2:Classifythelinkingverbs(系动词)

Lead-inPresentationActivityExerciseUseSummary

be动词、look、grow、turnout、seem、sound、appear、become、prove、look、smell、taste、turn、feel、get、remain、stay、go、keep、

“证明”类:？

系动词

状态类：be动词、seem、remain、stay、keep

感官类:look、sound、taste、smell、feel

变化类:grow、become、get、turn、appear、go、

Task2:Classifythelinkingverbs(系动词)

Lead-inPresentationActivityExerciseUseSummary

“证明”类:turnout、prove

be动词、look、grow、turnout、seem、sound、appear、become、prove、look、smell、taste、turn、feel、get、remain、stay、go、keep、

1.Hisdreamwasthatonedayhecouldwriteagreatmasterpiece.

2.Anotherwasthatcholerawascausedbyaninfectionfromgermsinfoodorwater.

3.Hischiefconcernwaswhetherhecoulddohisjobmoreeffectivelyandefficiently.

4.Thequestioniswhetherwecanfinishitinsuchashorttime.

Task3:Underlinethepredicativeclausesinthefollowingsentencesandthenworkouttherulesingroups.

Lead-inPresentationActivityExerciseUseSummary

(1)从属连词:that&whether

用法归纳：

a.that引导表语从句时，只起______作用，作/不作句子成分，有/没有意义。

b.whether引导表语从句时，只起______作用，作/不作句子成分，通常翻译为“______”。注意，引导表语从句时通常不用if。

连接

√

√

连接

√

是否

Lead-inPresentationActivityExerciseUseSummary

5.Learningandtravellingwereexactlywhathelpedhiminhislatercareerasahistorian.

6.Theproblemiswhocanfinishthisdifficulttask.

7.Thegirliswhomhelikes.

8.Ihaveseveralinterestingnovels.WhatIdon'tknowiswhichoneyouwant.

Lead-inPresentationActivityExerciseUseSummary

Task3:Underlinethepredicativeclausesinthefollowingsentencesandthenworkouttherulesingroups.

2.连接代词who/whom/whose/which/what

连接代词在表语从句中可充当主语、宾语、表语或定语。依据“缺什么补什么”原则确定正确的连词。

所谓“缺什么补什么”是指从句与连词之间的关系。

如果句子中缺主语，指人用who,如缺宾语，指人用whom。

指物用what。如缺定语用whose或which。

Lead-inPresentationActivityExerciseUseSummary

9.Byboatistheonlywaytogethere,andthat'showwearrived.

10.Thisiswheretheplanetookoff.

11.Jackisalwayslateforschool.That'swhyheiscriticizedbytheteacher.

12.Thebestmomentforthefootballstarwaswhenhescoredthewinninggoal.

Lead-inPresentationActivityExerciseUseSummary

Task3:Underlinethepredicativeclausesinthefollowingsentencesandthenworkouttherulesingroups.

3.连接副词when/where/why/how

连接副词在表语从句中充当状语，可表时间、地点、原因、方式等，因此不能省略。

依据“缺什么补什么”原则确定正确的连词。

所谓“缺什么补什么”是指从句与连词之间的关系。

如缺时间状语用when；地点状语用where。

原因状语用why；方式状语用how。

Lead-inPresentationActivityExerciseUseSummary

引导词/连接词连词在从句中不作成分that,whether,asif,asthough,because…

连接代词在从句中作主语、宾语、表语、定语what,who,whom,whose,which,whatever,whoever,whichever…

连接副词在从句中作状语when,where,how,why…

Lead-inPresentationActivityExerciseUseSummary

高考链接

1.WhatpuzzlesLily'sfriendsis_______shealwayshassomanycrazyideas.（2023天津卷改编）

2.Withouthissupport,wewouldn’tbe_________wearenow（2023·北京改编）.

3.Thisis_________myfatherhastaughtme—toalwaysfacedifficultiesandhopeforthebest（2023·北京改编）.

Lead-inPresentationActivityExerciseUseSummary

请填入适当的引导词

why

where

what

高考链接

5.Takingabusistheonlywaytogethere,whichis_______wearrived(2023﹒江苏).

Lead-inPresentationActivityExerciseUseSummary

请在空格处填入适当的引导词

6.Ourcountryisdevelopingatanamazingspeed,whichis______makesmefeelsoproud.

4.Fromspace,theearthlooksblue.Thisis_________aboutseventy-onepercentofitssurfaceiscoveredbywater(2023﹒安徽).

because

how

what

Recently,Ihavereceivedsomemessagesaskingmeforadvice.Canyouhelpmegivesomeadvicetothem

Use写作应用

Mysuggestion/adviceisthat_____________.

Whydotheylooksohappy

(1)Thisisbecause_______.

(2)Thereasonisthat______.

(3)Itseemsthat____.

Use写作应用

表

语

从

句

定义：

位置：

系动词

分类

引导词

连词：

连接代词:

连接副词:

常见句型

Itseemsthat

Thefact/question/opinionisthat

Thisiswhy/because/what...

Lead-inPresentationActivityExerciseUseSummary

Drawamindmaptosummarizetheusageofpredicativeclause.

表

语

从

句

定义：在复合句中充当表语的从句叫做表语从句。

位置：表语从句放在连系动词之后。

系动词

分类

状态类：be动词，seem,appear,keep

感官类:look,smell,taste,sound,

变化类：become,get,turn,grow,fall,

引导词

连词：that,whether,asif,asthough...

连接代词:what,who,whom,whose,which,whatever,whoever,…

连接副词:when,where,how,why…

常见句型

Itseemsthat

Thefact/question/opinionisthat

Thisiswhy/because/what...

Lead-inPresentationActivityExerciseUseSummary

“证明”类：prove；

turnout

Homework

Scienceissimply_______youcando.Anddoingsciencemakesyouascientist!So,whatdoscientistsdoActually,whatmattersisnotonly_______theyobserveintheworldaroundthemandwhatquestionstheyask,butalso_______theyuseevidenceordatatoanswerthequestions.Theyidentifyusefuldataandtakenewmeasurements.Someofthekeyissuesthatscientistsfaceare_______calculations