人教版高一年级英语下学期Book 3 unit 4 Grammar noun clause PPT课件.ppt

Listentoasong,fillintheblanksandpickoutpredicativeclausesandobjectclauses.,Unit4Grammar,AlthoughlonelinesshasalwaysbeenafriendofmineImleavingmylifeinyourhandsPeoplesayImcrazyandthatIamblindRiskingitallinaglance_yougotmeblindisstillamysteryIcantgetyououtofmyheadDontcare_iswritteninyouhistoryAslongasyoureherewithmeIdontcare_youare，_yourefrom，_youdidAslongasyoulovemeWhoyouareWhereyourefromDontcare_youdidAslongasyoulovemeEverylittlethingthatyouhavesaidanddoneFeelslikeitsdeepwithinmeDoesntreallymatterifyoureontherunItseemslike（asif）weremeanttobe,How,what,who,where,what,what,o,o,o,o,P,Howyougotmeblindisstillamystery(谜),Subject,Thecauseisstillamystery(谜)Whatisdonebynightappearsbyday.Itsagoodlessonthatdillgencecanmakeupforclumsiness.,SubjectClauses,AsentenceservingassubjectiscalledSubjectClause.,SubjectClauses主语从句,Howyougotmeblindisstillamystery.Thatshewonthegamemadeherveryhappy.Whathesaidisnottrue.Whattheyneedisadictionary.,Readthefollowingsentencesandtrytounderlinethesubjectclauses.,_,_,_,_,Task1PairworksPickoutthesubjectclauseinthereadingtext.,Whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsago.,Whatitwastobecome,Whatisevenmoreimportantisthatastheearthcooleddown,waterbegantoappearonitssurface.,Whatisevenmoreimportant,Whatmanyscientistsbelieveisthatthecontinuedpresenceofwaterallowedtheearthtodissolveharmfulgasesandacidsintotheoceansandseas.,Whatmanyscientistsbelieve,Whytheysuddenlydisappearedstillremainsamystery.,Whytheysuddenlydisappeared,Sowhetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemwillbesolved.,Sowhetherlifewillcontinueontheearthformillionsofyearstocome,Task2Lookforgrammarrules,找出下面句子中的连接词。Whowillgomakesnodifference.Whichisthebestisnotcertain.Whydinosaursdiedoutisunknown.Whenandwherewewillgettogetherhasnotbeendecided.Howshecankeephealthyisasecret.Whetherhewillcomeisnotimportant.Thattheearthmovesaroundthesuniswellknown.,Who,Which,Why,When,How,Whether,That,名词性从句的引导词,whoever、whatever、whichever引导主语从句。Whoevercomeswillbewelcome.Whateverhedidwasright.Whicheverofyoucomesinwillreceiveaprize.,二.it做形式主语为了防止句子头重脚轻，通常把形式主语it放在主语位置，真正主语搁置于句末。,1）It+be+名词/形容词+主语从句,Itisimportantthatweallshouldattendthemeeting.,Itisverylikelythattheywillholdameeting.,Itisstillamysterywhatcausedtheaccident.,Exx:很肯定他会赢得比赛的。_thathewillwinthematch.Itisafactthat_(地球绕着太阳转),Itiscertain,theearthgoesaroundthesun,2）It+不及物动词(seem,appearhappen,matter)+主语从句,Itseemsthathehasseenthefilm.似乎Ithappenedthattheywereabsent.碰巧Itdoesntmatterwhetherhewillcomeornot.,3）Itbe+过去分词从句,ItissaidthatPresidentObamawillvisitourschoolnextweek.据说,ItisknowntoallthatLiHuaisthebeststudentinourclass.众所周知,Itisdecidedthat据决定Itisbelievedthat据认为,TrueorFalse,1.Thisisnaturalthattheyshouldlikeeachother.2.Itistruehehasmadeaveryimportantdiscoveryinchemistry.3.Itdoesntmatterthatheiswrongornot.4.ItisknowtoallthatLuXunisafamousauthor.,that,It,翻译句子。Whowillgoisimportantforme.Whichisthebestisnotclear.Whydinosaursdiedoutisunknown.Wherewewillgettogetherhasnotbeendecided.Howshecankeephealthyisasecret.Whetherhewillcomeisnotveryimportant.,无论谁说这话都不对。,无论他说什么都不重要。,三.在主语从句中，谓语一般用单数。,Whenandwherewellholdthemeeting_notbeendecidedyet.A.hasB.isC.haveD.are,但谓语动词用单数还是复数，不可一概而论，而要视句子的意义而定WhatIneedismoney.WhatIneedarebooks.,Whateverhesaysisofnoimportance,Whoeversaysthisiswrong,填空练习：1)_themeetingwillbeheldnextweekhasntbeendecidedyet.2)_theplanwillbecarriedoutisstillunknown.3)_thebuildingofthecarfactorywillbestartedhasntbeendecidedyet.4)_teamwillwinthematchisstillunknown.5)_weneedismoretime.6)_wecanarriveattheairportbefore8oclockisstillaquestion.,Where,When,When,Which,What,Whether,1.Ifshewillhaveenoughtimeisaquestion.2.Whethershewillhaveenoughtimeisaquestion3.Itisaquestionwhethershewillhaveenoughtime.4.Itisaquestionifshewillhaveenoughtime,结论1：在主语从句的句首只能用whether,不能用if,但用it作形式主语时，句末可用。,4,1.Wherewillthemeetingbeheldisnotdecided.Wherethemeetingwillbeheldisnotdecided.2.Whenwilltheworkbefinishedisunknown.Whentheworkwillbefinishedisunknown.3.Whatwillhedoaftergraduationisaquestion.Whathewilldoaftergraduationisaquestion.,结论2：主语从句应使用陈述句语序,_doshoppingdependsontheweather.A.WhenwillweB.WhenwewillC.WhatwillweD.Whatwewill,Rewritethesentenceswithsubjectclauses.,1.Whenwillthescientistgiveareport?Itisstillaquestion.When_.,改写,thescientistwillgiveareportisstillaquestion.,2.Whyistheearthbecomingwarmer?Itisanimportanttopictoscientists.Why_.,theearthisbecomingwarmerisanimportanttopictoscientists,改写,Rewritethesentenceswithsubjectclauses.,1.what与that在引导主语从句时的区别what在从句中充当句子成分，如主语、宾语、表语，而that则不然。1)_yousaidyesterdayisright.2)_sheisstillaliveisaconsolation.,WhatThat,5,2.Whateverandwhoever,WhateveranythingthatWhoeveranyonewho不管是谁犯了法，他都应该受到惩罚。Whoeverbreaksthelawshouldbepunished。Anyonewhobreaksthelawshouldbepunished.,Task3exercises,Icantunderstandishechangedhismind.A.That;thatB.What;whyC.Which;howD.That;whyteamwinsonSaturdaywillgothroughtothenationlchampionship.A.NomatterwhatB.NomatterwhichC.WhateverD.Whichever,B,D,I.完成句子练习：1._(我们想知道的)isthetimeforthemeeting.2._(火车什么时间来)isnotknown.3._(他们为什么来晚了)isclear.,Whatwewanttoknow,Whenthetrainwillcome,Whytheycomelate,1._wewillgocampingtomorrowdependsontheweather.A.IfB.WhetherC.ThatD.Where2._thattheycanpassthewrittenexamthistime.A.ThatishopedB.ItishopedC.IthopesD.Thathopes3.Itwasdoubtful_Maryreallyheardhim.A.thatB.ifC.whetherD.what,完成下面的短文,AfterschoolwhenIgothome,mymothersawthat_(我很开心).Ikeptsinging._(我所做的)surprisedmymother.Sheaskedmewhathadhappened.Itoldher_(我得到一个好消息).Thegoodnewswas_(我成为了奥运会志愿者)。Whatsmore,thedecisionhadbeenannounced(宣布)bymyteacherinmyclass._(老师所说的话)encouragedme.Allmyclassmatescongratulatedmeonthegoodnews.Idecidedtoworkharder._(我在学校所学的)wouldbeveryuseful.IthinkIwillbeagoodvolunteer.Iamlookingforwardtothe2008OlympicGames.,Iwasveryhappy,WhatIdid,thatIgotagoodnews,thatIbecameaOlympicvolunteer,Whatmyteachersaid,WhatIlearnedatschool,注意事项,1.主语从句位于句首时必须由连接词引导。2.主语从句位于句末时引导词that可省略。3.主语从句位于句首时,不能用if引导。4.主语从句位于句末时,可以用if引导。5.主语从句要用陈述语序。6.主语从句有时要用虚拟语气。7.含有主语从句的谓语动词单复数的问题。,Homework阅读短文找出文中的名词性从句。,Atschool,everyonelearnsthatColumbusdiscoveredAmericain1492.B