主語(yǔ)從句 高中英語(yǔ)人教版（2019）選擇性必修第一冊(cè)

Unit5WorkingthelandDiscoverUsefulStructures類(lèi)別例詞在從句中的成分從屬連詞that，whether/if（是否）兩者在從句中均不作成分，只起連接作用連接代詞who(誰(shuí))，what(什么)，which(哪一)，whoever(無(wú)論誰(shuí))，whichever(無(wú)論哪個(gè)),whatever(無(wú)論什么)等在從句中作主語(yǔ)、賓語(yǔ)、表語(yǔ)、定語(yǔ)等成分。連接副詞when，where，how，why等在從句中作時(shí)間、地點(diǎn)、方式、原因狀語(yǔ)等成分。主語(yǔ)從句的引導(dǎo)詞主語(yǔ)主語(yǔ)語(yǔ)境領(lǐng)悟1.Thatweneedmoremoneyisobvious.2.Thatyouaresoindifferentbothersme.3.It’sevidentthatyouhavemadeabigmistake.4.It’sgenerallyconsideredthatYuanwasagreatagriculturalscientist.5.Itisapitythatyoumissedtheexcitingfootballmatch.6.Whethertheworkcanbefinishedontimeisdoubtful.7.Itdependsontheweatherif/whetherwewillholdthepartyintheopenair.8.Whatyouneedisagoodmeal.9.Whatthestudentswantedwasonlyalongholiday.10.Whoeverbreakstherulesshouldbepunished.11.Whichfilmwewillwatchisnotdecided.12.Whenhewillcomeisnotcertain.13.Whyhedidn’tcomewasunknown.

主語(yǔ)從句1.that引導(dǎo)的主語(yǔ)從句（只起連接作用，不能省）v

that從句作主語(yǔ)時(shí)，常用it作形式主語(yǔ)

句式①itis＋adj.＋that從句

句式②itis＋n.＋that從句

句式③itis＋過(guò)去分詞＋that從句

2.Whether/if引導(dǎo)的主語(yǔ)從句vIf引導(dǎo)主從不能位于句首E.g.Whetheryoucansucceedornotdependsonyourefforts.E.g.Itisunknownwhether/ifhehasagreedtomyplan.主語(yǔ)從句3.wh-類(lèi)連詞（連接代詞和連接副詞）引導(dǎo)的主語(yǔ)從句E.g.Whatyousaidisright.E.g.Whowillwinthegameisdifficulttoguess.主語(yǔ)從句的主謂一致1.單個(gè)主語(yǔ)從句作主語(yǔ)時(shí)，主句謂語(yǔ)動(dòng)詞用單數(shù)

E.g.Whyhedidn'tcomewasunknown.不知道他為什么沒(méi)來(lái)2．由2個(gè)或多個(gè)連接詞引導(dǎo)的一個(gè)主語(yǔ)從句，主句謂語(yǔ)動(dòng)詞用單數(shù)E.g.Whenandwherehewillgoisnotcertain.3．用and連接兩個(gè)或兩個(gè)以上的主語(yǔ)從句作主語(yǔ)時(shí)，主句謂語(yǔ)動(dòng)詞用復(fù)數(shù)E.g.Whathesaidandwhathedidweredifferent.4.what和who引導(dǎo)的主語(yǔ)從句，主句謂語(yǔ)的數(shù)應(yīng)該與主句中的表語(yǔ)保持一致。①WhatIwantis

money.②WhatIwantarethesebooks.?從句要用陳述語(yǔ)序E.g.Howhesucceededfinallyisstillapuzzle.注意Fillthelyrics(歌詞)afterlisteningtothesongAlthoughlonelinesshasalwaysbeenafriendofmineI’mleavingmylifeinyourhandsPeoplesayI’mcrazyand

I’mblindRiskingitallinaglanceAnd

isstillamysteryIcan’tgetyououtofmyheadDon’tcare

iswritteninyourhistoryAslongasyouareherewithmeIdon’tcare

youare

youarefrom

youdidAslongasyoulovemethathowyougotmeblindwhatwhowherewhatTellthefunctionoftheclausePeoplesayI’mcrazyand

that

I’mblindAnd

howyougotmeblind

isstillamysteryDon’tcarewhatiswritteninyourhistoryIdon’tcarewhoyouarewhereyouarefrom

whatyoudid賓語(yǔ)從句主語(yǔ)從句賓語(yǔ)從句賓語(yǔ)從句TranslatethesentenseintoChinese1.However,whatconcernedhimmostwasthatfarmersoftenhadpoorharvestsandsometimesevenhadaseriousshortageoffoodtoeat.2.Howthiscouldbedonewasachallengingquestionatthetime.3.However,whetheritwaspossibletodevelopahybridofself-pollinatingplantssuchasricewasamatterofgreatdebate.4.WhatimpressespeoplemostaboutYuanLongpingishisongoingabilitytofulfilhisdreams.Conjunctions主語(yǔ)從句的引導(dǎo)詞Thattheearthmovesaroundthesun

iswellknown.Whetherhewillcomeornotisnotknownyet.Whowillbesenttherehasnotbeendecided.Whatyouneedismorepractice.Whichoneisthebestisnotclear.Whentheywillcomehasn'tbeenmadepublic.Wherehehasgoneisaquestion.Whythereisgravityishardtounderstand.HowhecanearnalivinginBritain

remainsabigproblem.此為正常的身材比例為了使句子保持平衡，常用____做形式主語(yǔ)，主語(yǔ)從句放到______，尤其是連詞that引導(dǎo)的主語(yǔ)從常用于如下各種句式中。it后面Thatastormiscomingisreported.主語(yǔ)—————————————————————————————頭長(zhǎng)腳短Itisreported

thatastormiscoming.頭短腳長(zhǎng)主語(yǔ)從句太長(zhǎng)怎么辦？Itbecertainthat…肯定…Itbepossible/likelythat...很可能……Itbeobvious/clearthat…很明顯…Itbetruethat…的確…Itbenecessary\important\natural\...that…It

be+adj

+that從句主要句型+(should)+do…it作形式主語(yǔ)，that引導(dǎo)主語(yǔ)從句

It

begood

news

that...

(……真是太好了)

It

beno

wonder

that...

(難怪……

)

It

bea

apity/shame

that...

(遺憾的是……；)

It

beafact

that...

(事實(shí)上……)Itbe+名詞+that從句主要句型it作形式主語(yǔ)，that引導(dǎo)主語(yǔ)從句

Itbereported

that...（據(jù)報(bào)道……）

Itbebelieved

that...（人們相信……）

It

begenerally

thought

that…（人們普遍認(rèn)為……）

It

has

been

found

that...（現(xiàn)已發(fā)現(xiàn)……）

It

should

be

noted

that…（應(yīng)當(dāng)注意……）

It

must

be

pointed

out

that…（必須指出……）It

be+過(guò)去分詞+that從句主要句型it作形式主語(yǔ)，that引導(dǎo)主語(yǔ)從句Ithappenedthat...碰巧……

Itoccurredtomethat…我突然想起…Itappears/seemsthat…似乎，好像…Itturnedoutthat…原來(lái)…

Itdependsonthat… 取決于…It

+不及物動(dòng)詞

+that從句主要句型it作形式主語(yǔ)，that引導(dǎo)主語(yǔ)從句Itisveryimportantthatastudent(should)learnEnglishwell.學(xué)生學(xué)好英語(yǔ)很重要。Itissuggestedthatthemeeting(should)beputoff.有人建議會(huì)議延期召開(kāi)。Itdependsontheweatherwhethertheyaregoingshoppingtoday.他們今天是否去購(gòu)物還得看天氣情況。Forexample，itcanbeprovedthatChinahasmorepeoplethananyothercountryintheworld.舉例來(lái)說(shuō)，中國(guó)人口比世界上其他任何國(guó)家的人口都多，這是可以得到證實(shí)的。Itisnowonderthatyourstudentshavemadesuchgreatprogress.難怪你的學(xué)生們進(jìn)步這么大。Whetherthepatientwillbetaken

______unknown.Whenandwherethepatientwillbetaken_____unknown.主句的謂語(yǔ)動(dòng)詞，大多數(shù)使用_______(單數(shù)？復(fù)數(shù)？)由兩個(gè)連接詞引導(dǎo)同一個(gè)主從，謂語(yǔ)動(dòng)詞用______(單數(shù)？復(fù)數(shù)？)單數(shù)單數(shù)isis探尋規(guī)律1：主語(yǔ)從句主謂一致問(wèn)題3.Whenthetaskcanbefinishedandwhetherhecanhavearest________unknown.4.Whathewantsmost_________stayingwithhisfamily.

Whattheyneed_______masks(口罩).主語(yǔ)為and連接的兩個(gè)主從時(shí)，謂語(yǔ)動(dòng)詞用______(單數(shù)？復(fù)數(shù)？)what在主從中做賓語(yǔ)時(shí)，主句謂語(yǔ)的數(shù)由主句______決定單復(fù)數(shù)

(主語(yǔ)？表語(yǔ)？)復(fù)數(shù)表語(yǔ)areis

are探尋規(guī)律1：主語(yǔ)從句主謂一致問(wèn)題whether引導(dǎo)的主語(yǔ)從句，如果用了形式主語(yǔ)it，引導(dǎo)詞whether可以換成if。如果whether從句在句首或后面有ornot時(shí)，不能用if替換。Whethergenetically-modifiedfooddoesusharmremainstobeseen.＝Itremainstobeseenwhether/ifgenetically-modifiedfooddoesusharm.探尋規(guī)律2：whether和if區(qū)別主語(yǔ)從句應(yīng)使用_________語(yǔ)序。1.Wherewewillhaveapicnicshouldbediscussed.

Wherewillwehaveapicnicshouldbediscussed.2.Howwegoforapicnicshouldbediscussed.

Howdowegoforapicnicshouldbediscussed.Rule3陳述句√√××

即主語(yǔ)在前，謂語(yǔ)在后。探尋規(guī)律3：主語(yǔ)從句的語(yǔ)序(P90Ex3)Circleandcorrectthemistakeineachsentence.WhathaveIforgottenisthatIhaveatesttoday.Wholeftmetheseflowersarenotcleartome.Thisisobviousthatstudentsshouldpreparewellfortheirfuture.Who’sticketthisishasnotbeenconfirmed.Whenthetestwillbegivenhavenotbeendecided.IhaveisIt4.WhosehasSummaryPARTTHREE主語(yǔ)從句學(xué)法指導(dǎo)依據(jù)“缺什么補(bǔ)什么”原則確定正確的連詞。所謂“缺什么補(bǔ)什么”是指從句與連詞之間的關(guān)系。如果句子中缺主語(yǔ)，指人用who，指物用what。如缺賓語(yǔ)，指人用whom，指物用what。如缺時(shí)間狀語(yǔ)用when；地點(diǎn)狀語(yǔ)用where。

原因狀語(yǔ)用why；方式狀語(yǔ)用how。如缺定語(yǔ)用whose或which。如什么都不缺用that，whether表“是否”。Summary1.[2020·全國(guó)Ⅱ卷]It’sbeenreported

76％employeesinsomewesterncountriesareusingemojis（表情符號(hào)）atwork.2.[2020·江蘇卷]Itisnotaproblem

wecanwinthebattle;it’sjustamatteroftime.3.[2019·全國(guó)Ⅰ卷]

youneedisagreatteacherwholetsyoumakemistakes.4.[2019·全國(guó)Ⅰ卷]Thedeadlinesand

youneedtoapplydependontheproblem.5.[2013·北京卷]

makesthebooksoextraordinaryisthecreativeimaginationofthewriter.thatwhetherWhatwhatWhat6.[2015·江蘇卷]

LiBai,agreatChinesepoet,wasbornisknowntothepublic,butsomewon’tacceptit.7.[2015·北京卷]

weunderstandthingshasalottodowithwhatwefeel.8.[2016·江蘇卷]Itisoftenthecase

anythingispossibleforthosewhohangontohope.9.[2016·北京卷]Yoursupportisimportanttoourwork.

youcandohelps.10.[2017·北京卷]Everyyear,

makesthemostbeautifulkitewillwinaprizeintheKiteFestival.WhereHowthatWhateverwhoeveris之前的內(nèi)容是主語(yǔ)從句，從句中缺少狀語(yǔ)，根據(jù)邏輯關(guān)系，此處應(yīng)該是出生的地方，句意為：中國(guó)偉大詩(shī)人李白出生的地點(diǎn)是大眾都知道的，但是一些人卻不能接受這一點(diǎn)．PracticePARTFOUR(P53Ex2)Matchthesentenceparts,andthentranslatethecompletedsentencesintoChinese.n.小麥n.化學(xué)制品(P53Ex2)Matchthesentenceparts,andthentranslatethecompletedsentencesintoChinese.D;Whenthesewheatfarmerswilljointhispilotexperimentremainsanunansweredquestion.這些小麥農(nóng)戶什么時(shí)候會(huì)加入預(yù)實(shí)驗(yàn)仍然不得而知。C;Howwecanfindasuitablesolutiontoproducesufficientfoodwhilekeepingtheenvironmentsafeisanimportanttopicforustoresearch.如何能夠找到一個(gè)合適的解決辦法，在保證環(huán)境安全的同時(shí)，生產(chǎn)足夠的糧食，是一個(gè)需要我們研究的重要課題。

(P53Ex2)Matchthesentenceparts,andthentranslatethecompletedsentencesintoChinese.A;Whatworriesmanypeopleisthatthesechemicalsmayevencausecancer.令很多人所擔(dān)心的是，這些化學(xué)制品甚至可能導(dǎo)致癌癥。

E;Itamazedallofusthatthesevegetablescanevenbeplantedwithoutanysoilthroughthisnewtechnology.令我們所有人驚訝的是，通過(guò)這種新技術(shù)，可以無(wú)土栽培這些蔬菜。

(P53Ex2)Matchthesentenceparts,andthentranslatethecompletedsentencesintoChinese.B;Thatthelifestyleisslowerandhealthier

isthereasonwhysomepeopleprefertoliveinthecountryratherthaninthecity.有些人更喜歡住在鄉(xiāng)下而非城市的原因是前者生活節(jié)奏更慢、生活方式更健康。

(P90Ex1)Rewritethesentencesusingsubjectclauses.Example:I’dlikeyoutofindouthownewtechnologiescanincreasegrapeproductioninBinchuancounty.

WhatI’dlikeyoutofindout

ishownewtechnologiescanincreasegrapeproductioninBinchuancounty.(P90Ex1)Rewritethesentencesusingsubjectclauses.Wewantedtoknowwherehehadlostthelaptop.

Where___________________waswhatwewantedtoknow.hehadlostthelaptopThewayinwhichhedidtheexperimentwaspuzzlingtootherpeople.How__________________waspuzzlingtootherpeople.hedidtheexperiment(P90Ex1)Rewritethesentencesusingsubjectclauses.Dotheyusetoomanychemicalpesticides?Iworryaboutthismost.Whether___________________________________iswhatIworryaboutmost.theyusetoomanychemicalpesticides

Peoplearehappytoseethatthelivingconditionsandincomeofthefarmershaveimprove