高三英语一轮复习名词性从句课件

高三英语一轮复习名词性从句定义：在句子中起n.作用的从句，称为名词性从句(NounClauses)。相当于n.，可充当句子的主语、宾语、表语或同位语。类型：主语从句、宾语从句、表语从句、同位语从句。语序：

.观察以下句子画线部分充当何种句子成分，有何特点。ThattheSpringFestivalisthemostimportanttraditionalfestivalinChina

isknowntoall.ManyforeignerswonderhowChinesepeoplecelebratetheSpringFestivalacrossthecountry.ThetraditionoftheSpringFestivaliswhatwillbediscussedtoday.ThereisnodoubtthatcelebratingtheSpringFestivalhelpsstrengthenthebondbetweenfamilymembers.Lead-in句子作同位语解释说明n.doubt句子作表语句子作宾语句子作主语名词性从句陈述语序常用连接词概览类型具体连接词含义从句中可充当成分是否可省略that无实际含义宾语从句中可省，其余不可省whether/if是否不可省略what(ever),which(ever),who(ever),whom(ever),whose什么东西/事情/样子/数量/时间/地方…哪个/谁等含义主语、宾语、表语、定语不可省略连接副词when,where,why,how时间/地点/原因/方式不可省略从属连词连接代词不充当任何成分状语主语从句SubjectClauseHowpeoplecelebratetheSpringFestivalhaschangedalot.ThatChinesepeoplepastecoupletsandhanguptheredlanterndatesbacktotheSongDynasty.ItisatraditionthatpeoplewillcleanthedustbeforetheSpringFestival.含义：在复合句中充当主语的从句。位置：位于

。常见句型有：1.Itis+过去分词(reported/said/believed等)+that…2.Itis+形容词(obvious/necessary/natural等)+that…3.Itis+名词(apity/ashame/anhonor等)+that…4.It+不及物动词(seemed/happened/occurredtosb等)+that…主谓一致：单个主语从句作主语，主句谓语用

。

句首、It作形式主语单数主语从句连接词类型具体连接词含义从句中可充当成分是否可省略从属连词that无实际含义不充当任何成分不可省略Whether是否不可省略连接代词what(ever),which(ever),who(ever),whom(ever),whose什么东西/事情/样子/数量/时间/地方…哪个/谁等含义主语、宾语、表语、定语不可省略连接副词when,where,why,how时间/地点/原因/方式状语不可省略（不可换成if）名词性从句解题技巧——缺啥补啥Step-1:划从句Step-2:查成分、意义从句缺主要成分：主宾表定从句不缺主要成分缺意义从属连词：that从属连词：whether

/

if关系副词:

when/where/why/how…关系代词:

who/whom/whose/what/which…必缺意义不缺意义Step-3:选合适关系词补全⚠️除宾从中that可省略外，其他都不可省略！名词性从句解题技巧——缺啥补啥V1V2从句不完整，缺少do的宾语，根据语境选择对应关系词词义WhatV1V2从句完整，不缺主要成分，根据语境选择对应关系词词义Why从句从句1.

Beijingwilldoistoprovidelegalaidforrelativesofthepassengers.2.

theexperimentfailedneedsfurtherinvestigation.(2019全国卷)

we'llgocampingtomorrowdependsontheweather.(2018天津卷)

Itisobvious

theyshouldgetwellpreparedforfuture.Allareequalbeforethelaw.____________breaksthislawdeservesafine.(2025·重庆一联)

IfindfascinatingaboutMiaoembroidery（刺绣）isthatitcarriesthestoryoftheirbeliefsandlives.Itdoesnotmatter

youarerich,poor,oldoryoung—everyonecanthrowcolouredpaintpowderateachother.

hewillcometotheconferencehasexcitedeveryoneofus.PracticethatWhetherwhoeverWhatwhetherThat宾语从句ObjectclauseMostChinesepeoplebelieve(that)thenoiseoffirecrackerscanscareawaybadluck.WearetalkingaboutwhethereatingdumplingsisatraditionoftheSpringFestival.I'msurethatyouwillbeabsorbedinsettingofffireworks.ManyfamiliesfinditessentialthattheystayuplateonNewYear’sEvetowelcomethenewyear.含义：在复合句中充当宾语的从句。位置：位于

后。也可it作形式宾语,如：find/feel/think/consider/make＋it＋宾补(adj./n.)＋that从句Iwouldappreciateitif….. seetoitthat确保takeitforgrantedthat 认为…是理所理当的oweittosb

that 多亏了某人、将…归功于某人（作及物动词believe

的宾语）（作形容词sure的宾语）（作介词about的宾语）（it作形式宾语，that从句为真正宾语)介词、及物动词、形容词宾语从句连接词类型具体连接词含义从句中可充当成分是否可省略从属连词that无实际含义不充当任何成分Whether/if是否不可省略连接代词what(ever),which(ever),who(ever),whom(ever),whose什么东西/事情/样子/数量/时间/地方…哪个/谁等含义主语、宾语、表语、定语不可省略连接副词when,where,why,how时间/地点/原因/方式状语不可省略可省略（介词后不可用if）宾语从句注意事项1.Hesaid

thathecelebratedtheSpringFestivalwithfamiliesinthecountrysidelastyear.2.Ourteachersaid

thattheSpringFestivalusuallyfallsonthefirstdayofthelunarnewyearandlastfor15days.宾语从句的时态：主句是一般现在(过去)时，从句对应用

。但从句表示客观真理、格言、谚语时，依然用

。表坚持、建议、要求时，不论主句是何时态，从句要用虚拟语气(should)do现在/将来(过去某种时态)一般现在时1.Weexpectedthatwe(have)agoodharvest.2.Parentsinsistedthattheirchildren

(take)advantageoftheopportunitytojoinsportsteams.wouldhaveshouldtake宾语从句注意事项1.Ithink(that)itissignificanttohaveabigreuniondinnerwithfamilies.2.Hetoldme(that)theSpringFestivalishisfavoriteoneand

that

hewouldsetofffireworkstocelebrateit.3.Ifinditastonishingthatthestreetsaredecoratedwithredlanterns.宾语从句that的省略：1.引导宾语从句的连词that

，

任何句子成分通常

。2.由并列连词and连接的两个由that引导的宾语从句中，

不可省略。3.

时,引导宾语的that不可省略。无实际意义不充当可省略第二个thatit作形式宾语宾语从句注意事项Ibelieve

thattheSpringFestivalGalawon’tattract

allviewers.Idon’tbelieve

thattheSpringFestivalGalawillattractallviewers.Wethinkthatsettingofffirecrackersisnot

safeandenvironmentallyfriendly.Wedon’tthink

thatsettingofffirecrackersissafeandenvironmentallyfriendly.宾语从句的否定转移：think,consider,believe,suppose,expect,

fancy,imagine等动词后接的宾语从句若含否定含义，一般要把

转移到

上，从句谓语用

。主句谓语否定词肯定式表语从句PredicativeClauseThemosttouchingmomentduringtheSpringFestivaliswhenthewholefamilysittogethertowatchtheSpringFestivalGala.Themostexcitingthingforchildrenisthattheycangetredenvelopesfromelders.Thesceneseemsasifthewholecountryisimmersedinthewarmatmosphere.Conclusion:含义：在复合句中充当表语的从句，补充说明主语的身份或状态。位置：位于

（be,seem,look,remain等）后。系动词表语从句连接词类型具体连接词含义从句中可充当成分是否可省略从属连词that无实际含义不充当任何成分不可省略Whether是否as

if/asthough从句可用陈述/虚拟语气似乎、好像because因为连接代词what(ever),which(ever),who(ever),whom(ever),whose什么、哪个等含义主语、宾语、表语、定语不可省略连接副词when,where,why,how时间/地点/原因/方式状语不可省略（不可换成if）表语从句中的that、because、whyThereasonforcelebratingtheSpringFestivalisthatitstrengthensfamilybonds.ThereasonwhywecelebratetheSpringFestivalisthatitstrengthensfamilybonds.ThatwecelebratetheSpringFestivalisbecauseitstrengthensfamilybonds.ThattheSpringFestivalstrengthensfamilybondsiswhywecelebrateit.当主语为reason时，表语从句由________来引导；

because引导表语从句表示____________;why引导表语从句表示______________.that原因结果1.Thereasonwhyhewaslatethismorningis________therewasalotoftrafficontheroad.2.Thereasonforhisabsenceis________hismotherwasill.3.Tomfellillyesterday.Thatwas______hedidn’tcometoschool.4.Tomdidn’tcometoschoolyesterday.Thatwas________hefellill.表语从句中的that、because、why练习thatthatwhybecause同位语从句AppositiveClauseThefactthattheSpringFestivaliscelebratedbymorethan1.5billionpeopleshowsitsgreatinfluence.Thequestionwhetherweshouldkeepthecustomofsettingofffirecrackershascausedheateddiscussion.从句解释说明question,

whether只起连接作用,在从句中不作成分,不可用if从句解释说明fact,that只起连接作用,在从句中不作成分含义：在复合句中充当同位语的从句。位置：位于

（如doubt,question,news,fact,idea,promise等）后，对其进行

。高频抽象名词：fact,news,idea,truth,hope,suggestion,belief,doubt,promise,question,problem等。常见句型：Thereisnodoubtthat… Iholdthebeliefthat…抽象名词解释说明同位语从句连接词类型具体连接词含义从句中可充当成分是否可省略从属连词that无实际含义不充当任何成分不可省略Whether是否连接代词what(ever),which(ever),who(ever),whom(ever),whose什么/哪个/谁等含义主语、宾语、表语、定语不可省略连接副词when,where,why,how时间/地点/原因/方式状语不可省略（不可换成if）同位语从句VS.定语从句ThenewsthatChinesepeopleoftenwillsetofffirecrackerstocelebratetheSpringFestival

istrue.Thenewsthatyoutoldmeyesterday

istrue.从句解释说明news,that只起连接作用,在从句中不作成分从句修饰限定news,that在从句中作told的宾语,属于定语从句同位语从句定语从句功能修饰限定先行词，表“…的”，从句与先行词是从属关系That的作用关系代词，充当主语/宾语/表语，作宾语时可省略先行词只能是抽象名词(fact,news,idea,truth等)从句性质名词性从句(相当于名词)形容词性从句(相当于形容词)解释说明先行词的具体内容，从句=先行词只起连接作用，不充当从句任何成分，不可省略可指人、指物的名词/代词，无抽象限制判断同位语从句VS.定语从句1.Thenewsthatshepassedtheexamexcitedherparents.解释说明；that在从句中不充当成分但是不能省。2.Thenewsthatweknowfromherexcitedallofus.修饰限定；that在从句中充当成分、作宾语时可以省。3.Thesuggestionthatheshouldnotgothereisofgreatvalue.4.Thesuggestionthathemadeisofgreatvalue.5.Thefactthathewonthefirstplacecan’tbedenied.6.Thefactthathetoldmeexcitedme.同位语从句同位语从句定语从句定语从句同位语从句定语从句综合比较：名词性从句中的whether&if1.Idon’tknowwhether/if

I’llbefreetomorrow.2.Whethertheycandoitmatterslittletous.3.Thequestioniswhetherthisbookisworthwriting.4.Thequestionwhetherthisbookisworthwritingisunderdission.5.Everythingdependsonwhetherthesituationwillchange.6.Ididn’tknowwhethertolaughortocry.Idon’tknowwhetherornotI’llbefreetomorrow.whether&if可互换的情况：及物动词、形容词后的

。只能使用whether

的情况：①主语从句②表语从句③同位语从句④

，⑤后加动词不定式构成whethertodo⑥

连用时宾语从句介词后的宾语从句whetherornot1.(2023天津卷)

youchoosetospendtheSpringFestivalathomeortravelling,thesenseofhappinessremainsthesame.2.(2024模拟题)Itremainsunknown

thefirstSpringFestivalgalawasheldin1983waswellreceivednationwide.3.(2020江苏卷)Itisnotaproblem

wecanwinthebattle;it’sjustamatteroftime.4.(2022北京卷)It'seasytoexplainhowwedetermine______________smellsaredangerousornot:welearn.5.(2020北京卷)Oliversaysifyou'reluckyenoughtohavesomeoneclosetoyouwhoenjoyscooking,askthem

youcanjoininwhenit'spossible.PracticewhetherWhetherwhetherwhetherwhether/if综合比较：名词性从句中的虚拟语气Iinsistedthathe(should)gotoseeadoctor,butheinsistedthat

nothingwaswrongwithhim.Herpalefacesuggestedthatshewasill,andherparentssuggestedthatshe(should)haveamedicalexamination.1.含有表“坚持、命令、建议或要求”等词时，所有名词性从句都用虚拟语气(should)+do。如：一坚持(insist)、二命令(command,order)、三建议(advise,recommend,suggest)、四要求(demand,ask,request,require)以及他们对应的名词。Itissuggested/required/insisted…that从句

(should)dosbinsist/suggest/recommendthat从句(should)do

2.Itisimportant/necessary/advisable…that从句

(should)do坚持要求——虚拟语气坚持认为——不用虚拟语气建议——虚拟语气表明、暗示——不用虚拟语气1.Eyedoctorsrecommendachild'sfirsteyeexam

(be)attheageofsixmonthsold. 2.Jane'spalefacesuggestedthatshe

(be)ill,andherparentss