2023学年完整公开课版主语从句

Abookisonthedesk.Youareastudent.Smokingisbadforyou.Toplaybasketballwithhim

isapleasantthing.

n.pron.infinitivephraseverbalnounFindthesubjectofeachsentence.Whytheysuddenlydisappeared

remains

amystery.Thereason

remains

amystery.主主从句主语从句引导词定义：在句子中充当_______的从句就是主语从句。位置:谓语动词或系动词前从句语序：________主语陈述Exercise:findthesubjects(__)andintroducer()ThatYaoMingwillcometomycityexciteseverybody.Whetherwewilltravelabroadornothasnotbeendecided.Whatisneededforalongtripiscarefulpreparation.主语从句引导词从属连词that,whether；连接代词who,whom,whose,what,which;wh+ever；连接副词when,where,how,why。that引导的主语从句Thatthesunrisesintheeastandsetsinthewest

isknowntoall.Thatshecouldcometohelpusmadeusveryhappy.That

hewillcomeiscertain.That

theyarebadlyinneedofhelpisquiteclear.that放在______引导主语从句，在主语从句中________任何成分也______实际意义。但是_______省略。句首不充当无不能whether引导的主语从句Whetherhe'lltakepartinthegame(ornot)isnoneofmybusiness.Whether

hewillcomeisuncertain.whether________成分，起连接作用，意思是“______”，______省略,主句意思表不确定。*主语从句if不可以做引导词。不充当是否不能Exercise:fillintheblankswiththatorwhether(1)________hemadeanimportantspeechatthemeetingwastrue.(2)__________we’llgocampingtomorrowdependsontheweather.(3)_________theywillsellthehouseisnotyetdecided.(4)________shecouldcometohelpusmadeusveryhappy.ThatWhetherThatWhether连接代词(who/what/which等)引导的主语从句Whowillgomakesnodifference.Whatwe

need

ismoretime.WhichbookIshallchoosehasn’tbeendecided.Whattheyaremostinterestedinishowtheycanproducemoreandbettercars.连接代词引导主语从句，在从句中可以作主语、宾语、表语或定语。what引导的主语从句vs

that引导的主语从句在名词性从句中：that:在从句中______成分,无实际意义,只起连接作用，但不能_____。what:在从句中充当必要成分，如主语、宾语、表语______hewantsisabook._____hewantstogothereisobvious.

WhatThat不做省略The

firstmuseumthathevisitedinChinawastheHistoryMuseum.__________中，that充当成分定语从句连接代词(wh+ever词:whatever,whoever,whomever,whichever等)引导的主语从句Whoevercomestoourschooliswelcome.Whateverhe

said

wasn’ttrue.Whicheverbookyouchooseisyours.“wh+ever”与“wh-词”的用法一样，只是语意较强，含有“凡是、无论……”之意，泛指任何一个，其引导从句时无疑问意义；而“wh-词”多有疑问意义。Exercise:fillintheblanks________willhostthemeetinghasn'tbeendecided.___________comestoourschooliswelcome.________sidewillwinisnotclear.__________Ihaveisyours._____yousaidyesterdayisright._____sheisstillaliveisacomfort（安慰）.WhoWhoeverWhichWhateverWhatThat连接副词(when/where/why/how等)引导的主语从句Whenwewillleavehasn’tbeendecided.Howshekeepshealthyisasecret.Wherewewillholdthebasketballgametomorrowisnotimportant.Whyhecriesisnotclear.连接副词引导主语从句，有其具体含义，并在从句中充当_____成分，不可省略。状语主语从句时态：主谓一致单个主语从句做主语时，主句谓语动词用单数。Whenwewillholdoursportsmeeting_____(have)notbeendecidedyet.由两个或者多个引导词引导单个主语从句时，主句谓语动词用单数。Whenandwherewewillholdoursportsmeeting____(have)notbeendecidedyet.hashas主语从句时态：主谓一致由and连接两个或两个以上主语从句做主语时，主句谓语动词用复数。Whentheywillstartandwheretheywillgo______(have)notbeendecidedyet.和表语一致的情况：what引导的从句做主语时，谓语的单复数取决它的________.WhatIneed___money.WhatIneed____books.have表语isare形式主语结构Thathewillwinthematchiscertain.→Itiscertainthathewillwinthematch.形式主语一般来说主语从句都是放在

,但有时为了使句

,避免“头重脚轻：常用

作

，从而把主语从句放在

．句首保持平衡it形式主语后面形式主语常用句型1.It+be+名词＋that从句

Itisapitythat…很遗憾…Itisafactthat…事实是…2.It+be+过去分词＋that从句

Itissaidthat...据说...Itisknownthat…众所周知…3.It+be+形容词＋that从句

Itisobviousthat……显然...Itisimportantthat….重要的是…

Itiscertainthat…肯定…4.It+不及物动词+that

Itappears/seemsthat…似乎……Ithappenedthat...碰巧……Itoccurredtomethat…我突然想起…主语从句和强调句的区别ItisapitythatMr.Smithcan’tattendthemeeting.Itisbetterfoodandmoresunshinethatthepatientneeds.主语从句强调句强调句型:“Itis（/was）+强调部分+that(/who)…”.判断是否为强调句：去掉Itis（或was）…that（或who）…框架后，剩余部分为一个完整的句子。巩固Tip:做题步骤：找出主语从句满足从句必要成分,缺主，宾，表，用连接代词再看句意是否完整，缺什么意思补什么意思,用连接副词或whether不缺成分，不缺意思就用thatExercises___isafactthatEnglishisbeingacceptedasaninternationallanguage.__________________weshallspendtheholidayisn’tdecided.Itworriedheralot____herhairwasturninggrey.Itissaid____hehasgoneabroad._____youareveryactiveinEnglishc