Unit 2 Discover Useful Structures 课件 新教材同步备课精研高中英语人教版（2019）选择性必修第二册

Unit2

LearningAboutLanguage复习名词性从句SubjectClause主语从句主语从句的定义：在句中充当主语的从句叫做主语从句。主语Hisjobisimportant.Whathedoesisimportant.引导的连接词有从属连词、连接代词和连接副词。从属连词that、whether、if引导主语从句只起引导作用，不充当任何成分。(1)Thathewillcomeiscertain.（他确定会来。）→that无意义，不可省略。✳That引导的主语从句通常用it作形式主语。＝Itiscertainthathewillcome.（他确定会来。）1.从属连词(2)Whetherhe

will

comeornotdoesn’tmatter.（他来或不来关系不大。）→whether有意义，译为“是否”，不可省略。✳whether引导的主语从句通常用it作形式主语。＝Itdoesn’tmatterwhether/ifhe

will

comeornot.→

whether/if有意义，译为“是否”，不可省略。✳whether可置于句首和句中；if不可置于句首。连接代词who、whom、whose、what、which、whoever、whomever、whatever、whichever引导主语从句不仅起引导作用，且充当各种成分。(1)Whowill

comeisuncertain.（谁会来还不确定的。）→who作主语，译为“谁”。(2)What

weneedismoney.（我们需要的是钱。）→what作宾语，译为“什么东西/事情”。(3)WhateverI

haveisyours.（我的东西都是你的。）→whatever作宾语，译为“无论什么东西/事情”。2.连接代词连接副词when、where、why、how在主语从句中充当状语。(1)Whenhewill

comeisuncertain.（他什么时候来还不确定。）→when作时间状语，译为“什么时候”。(2)Wherethemeetingwillbeheldisuncertain.（会议将在哪儿举办还不确定。）→where作地点状语，译为“在哪里”。(3)Whyhe

criesisnotclear.（不明白他为什么哭。）→why作原因状语，译为“为什么”。(4)Howhe

comeshereisnotclear.（不清楚他如何来这儿的。）→how作方式状语，译为“如何，怎样”。3.连接副词PredicativeClause表语从句表语Iam

ateacher.ThetroubleisthatIhavelostmydog.定义：在句中充当表语的从句叫做表语从句。结构：主语+系动词+引导词+表语从句引导词的分类：2.表语从句1.引导词——that*不能用if2.引导词——whether3.引导词——疑问词a.(连接代词)3.引导词——疑问词b.(连接副词)4.引导词——asif/asthough5.引导词——because注意：it做形式主语和形式宾语时，一般将替代它的主语从句和表语从句后置。例1：Itisreportedthatsevenpeoplehavebeenseriouslyinjuredintheaccident.例2：Ileaveittoyourownjudgementwhetheryoushoulddoit.it作形式宾语it作形式主语ObjectClause宾语从句宾语Ibelieveyou.Ibelievethatyouwillhaveabrightfuture.定义：在句中充当宾语的从句叫做宾语从句。宾语从句的句法功能：宾语从句1.作动词（短语）的宾语Ibelievethatyouwillhaveabrightfuture.

2.作介词的宾语Theexpressionsdependonwhomtheyarespeakingto.3.作系表结构的宾语Iamgladthat

youhelpedmealot.宾语从句句法功能引导词/连接代词引导词/连接副词引导词/从属连词总结名词性从句Exercise1主语从句表语从句主语从句Exercise21.Theadvisortalkedaboutmaintainingreasonableexpectations

whenstudyingabroad.HiswordswerequitehelpfultoMay.(What)2.Studentshavetowritecountlessresearchpapersaspartoftheir

coursework.ThiswasnotsomethingthatChenHaowasreadyfor.

(that)

3.Whowillbethesuccessfulapplicantforthesummerjobatthe

lawfirm?Thisisthequestion.(who)WhattheadvisortalkedaboutmaintainingreasonableexpectationswhenstudyingabroadwasquitehelpfultoMay.ThatstudentshavetowritecountlessresearchpapersaspartoftheircourseworkwasnotsomethingthatChenHaowasreadyfor.Thequestioniswhowillbethesuccessfulapplicantforthesummerjobatthelawfirm.4.Exposuretoanothercultureanditspeoplecangiveexchange

studentsgreatinsightsintotheoutsideworld.Thisisanadvantageofstudyingabroad.(that)5.SchoolsintheStatesarequitemulticultural,withstudentsand

teachersfrommanydifferentethnicbackgrounds.This

impressedLiuYang.(that)

6.ShouldshesticktoherownwayoflifeorfollowtheAmerican

way?Thisisherconfusion.(whether)Anadvantageofstudyingabroadisthatexposuretoanothercultureanditspeoplecangiveexchangestudentsgreatinsightsintotheworld.ItimpressedLiuYangthatschoolsintheStatesarequitemulticulural,withstudentsandteachersfrommanydifferentethnicbackgrounds.HerconfusioniswhethersheshouldsticktoherownwayoflifeorfollowtheAmericanway.CompletethepassagewithA–Dfromthebox.AthatheenjoysbeingwithChinesepeople

BhowhecanlearntoappreciateitmoredeeplyCwhatimpressedhimfirst

DthatpeoplecaneatalmosteverythingwithchopsticksAfterjustafewmonthsinChina,Leon,anexchangestudentfrom

Germany,saysthathehasfalleninlovewithChineseculture.____wastheChinesefood.Hecouldn’tbelievehowmanydifferentkindsofChinesefoodthereare!Somethingelsehefoundimpressivewas____.Thenthere’sChina’scolourfulculture,fromarttomusic,andcalligraphytoliterature._____remainsanimportantgoalforhimasheistrulyfascinatedbyit.LeonisalsoamazedbytheconvenienceofcashlesspaymentsinChina.Hecangooutsidewithoutanyneedforcash—allheneedsishismobilephone!ThebiggestreasonwhyhelovesChina,however,is_____.Hehasmadegreatfriendshere—friendsthathewillstillrememberlongafterhisdeparture.CDBAExercise31.That...madeXieLeiconfusedatfirst.2.ItsurprisedXieLeithat...3.WhatXieLei’stutorwantedtosaywasthat...4.ThemotivationforXieLeitostudyabroadwasthat...Exercise4TalkaboutXieLei’sexperiencebycompletingthefollowingsentenceswithyourownwords.XieLeistudyingabroadThatpeopleinLondonspeakfastandusefamiliarwordsmadeXieLeiconfusedatfirst.ItsurprisedXieLeithatherhostfamilyaresokeentolearnaboutChina.WhatXieLei’stutorwantedtosaywasthatshemustacknowledgewhatotherpeoplehadsaidifshecitedtheirideas.ThemotivationforXieLeitostudyabroadwasthatshewantedtolearnaboutg