Unit5WorkingtheLand主语从句课件-高中英语人教版选择性

语法来啦Sheisagirl

whoiscalledLily.画横线的为定语从句=adj,修饰限定名词Shesmiles

whensheseesme.画横线的为状语从句=adv,说明动词的状态(时间/原因/地点/...什么是名词？表示人或事物的名称的词叫名词。2.名词在句子当中一般可以作什么成分?TheboyisLiMing.Mr.Liang,a24-year-oldboy,teachesusEnglish.主语表语同位语宾语在复合句中起名词作用的句子叫名词性从句。名词性从句的功能相当于名词，它在复合句中能充当主语、宾语、表语和同位语。因此根据它在句中不同的语法功能分为：什么是名词性从句?名词性从句主语从句(TheSubjectClause)宾语从句(TheObjectClause)表语从句(ThePredicativeClause)同位语从句(TheAppositiveClause)及物动词不及物动词+介词

抽象名词1.WhenweshallholdthemeetingdependsonwhetherJohncanreturntomorrow.

系动词2.TheproblemiswhenJohnwillcomeback.3.Weexpressedourhopethatwecouldvisitthecountryagain.____从句_____从句_____从句______从句宾语主语表语同位语名词性从句(主从)的引导词一.从属连词that、whether、if

从属连词词义在从句中的成分能否省略that无不充当不省略(除宾从）if是否不充当不能省whether是否不充当不能省(只连接句子，不充当句子任何成分)名词性从句(主从)的引导词连接代词what(ever)who(ever)whom(ever)which(ever)whose(必须要充当成分，作主/宾/表/定)连接代词词义在从句中的成分能否省略what(ever)（无论）什么主/宾/表/×who(ever)（无论）谁主/宾/表×whom(ever)（无论）谁宾×which(ever)（无论）哪一个定（有范围）×whose谁的定×名词性从句(主从)的引导词连接副词how(ever)when(ever)where(ever)why(要充当状语)连接副词词义在从句中的成分能否省略how(ever)（无论）如何方式状语×when(ever)（无论）何时时间状语×where(ever)（无论）在哪地点状语×why为什么原因状语×1._________shelefthimmadehimheart-broken.2._________heisstillalive(活着)isapieceofgoodnewstous.3._________hewillcomeornotisnotknownyet.4.Itisuncertain____________hewillleaveforBeijingtomorrow.ThatThat从属连词（不做成分）that,whether，ifWhetherthat_______成分，____意义，______省略。whether_____成分，____意义，译为_____。if_____成分，____意义，译为_____,不放句首。不做是否无不能不做有whether/if不做有是否一.主语从句引导词1.willtakepartinthemeetinghasnotbeendecided.2.shesaidistrue.3.bookIshallchoosehasn’tbeendecided.4.breaksthelawwillbepunished.who在主语从句中充当______,译为______。what在主语从句中充当______,译为______。which在主语从句中充当______,译为______。whoever在主语从句中充当______,译为______。结论：主语谁宾语什么定语哪一个主语无论谁【练一练】WhoWhatWhichWhoever连接代词what(ever),who(ever)

,whom(ever),which(ever)

，whose1.When

thebomb(炸弹)willexplode(爆炸)

worriestheman.2.Where

sheisfromisunknown(未知的).3.Why

hewaslateisnotimportantnow.4.How

heattained(获得)success

isunknown(未知的).when在主语从句中充当_______,译为______。where在主语从句中充当_______,译为______。why在主语从句中充当_______,译为_______。how在主语从句中充当_______,译为_______。结论：状语何时状语何地状语为何状语怎样连接副词（作状语）when,where,why,howThatallpeopleworktogetherintheepidemic(疫情)

is

important.

用一个

It

来解决问题！It

is

importantthatallpeopleworktogetherintheepidemic(疫情).

★主语从句为了避免头重脚轻现象,用it做_______，而把从句放在句子______。形式主语后面二.it在主语从句中的使用It+be+名词＋that从句

Itisapitythat…很遗憾…

例子：Itisapitythatyoucan’tjoinus.

Itisafactthat…事实是…

It+be+形容词＋that从句

Itisobvious

that……显然...Itisimportant

that….重要的是…

It+be+过去分词＋that从句

Itissaidthat...据说...Itisknownthat…众所周知…常用句型：It+特殊不及物动词+that从句

Itseems/appears

...that...似乎……Ithappened

(tosb.)that...（某人）碰巧…Itoccurred

tosbthat...(某人)突然想起...1.Whether

wecangobackschool

______unknown.2.Whenandwhere

hegetsinfectious(感染的)_____unknown.3.When

thetaskcanbefinished

and

whether

hecanhavearest_____unknown.4.What

hewantsmost____stayingwithhisfamily.

What

theyneed_______masks(口罩).单个从句做主语，大多数使用_______(单数？复数？)由两个连接词引导同一个主从，谓动使用_____(单数？复数？)主语为and连接的两个主从时，谓动使用_____(单数？复数？)what在主从中做宾语时，谓语的单复数取决它后面的表语。单数单数复数isisareisare三.主语从句

主谓一致

问题通过下列句子中的错误总结规律。★主语从句一律用______语序，即从句中主语在前，谓语在后。正：Whenhewillcomeisnotknown.例1.Whenwillhecomeisnotknown.1.Howwegoforapicnicshouldbediscussed.2.Howdowegoforapicnicshouldbediscussed.√×【练一练】四.主语从句的语序陈述巧记主语从句从句作主语，后用单谓语；莫忘加连词，that不省但无意；“是否”用whether,其他应用靠翻译；头重脚轻怎么办？主语从句往后置，只需形式主语it把它替；另外别忘记，从句使用陈述的语序。定义主语从句引导词形式主语主谓一致总结

作用，位置

从属连词，连接代词，连接副词

单个主语从句-单数多个主语从句-复数

①It＋be＋形容词/名词短语/过去分词+

that从句(真正主语)②It+不及物动词+that从句(真正主语)语序

陈述语序1._______impressespeoplemostaboutYuanLongpingishisongoingabilitytofulfilhisdreams.2.Thelimitsofaperson’sintelligence,generallyspeaking,arefixedatbirth,but________hereachestheselimitswilldependonhisenvironment.(安徽卷)3.Everyyear,_________makesthemostbeautifulk