名詞性從句主語從句名詞性從句主語從句名詞性從句主語從句2通過閱讀報(bào)刊，我們能增長見識，擴(kuò)大自己的知識面。名詞性從句主語從句名詞性從句主語從句名詞性從句主語從句2通過名詞性從句主語從句賓語從句同位語從句表語從句2名詞性從句主語從句賓語從句同位語從句表語從句2主語從句把兩句話合并成一句話1.Tomwillwinthetennisgame.Itseemsimpossible.ThatTomwillwinthetennisgame

seems

possible.主語連系動詞表語3主語從句把兩句話合并成一句話主語連系動詞表語3ThatTomwillwin

thetennisgame

seems

possible.連系動詞表語主語從句主句4連系動詞表語主語從句主句4主語從句：在主句中擔(dān)當(dāng)主語的是一個從句，這個從句就叫主語從句。引導(dǎo)詞：從屬連詞：that,whether

關(guān)系代詞：who,whom,whatwhich,whose

關(guān)系副詞：when,where,why5主語從句：在主句中擔(dān)當(dāng)主語的是一個從句，這個從句就叫主語從由that引導(dǎo)主語從句例句：把兩句話合并成一句話Lighttravelsinstraightlines.Itisknowntoall.Thatlighttravelsinstraightlinesisknowntoall.2.Weshouldwashourhandsbeforemeals.Itisnecessary.Thatweshouldwashourhandsbeforemealsisnecessary.6由that引導(dǎo)主語從句例句：把兩句話合并成由that引導(dǎo)主語從句把兩句話合并成一句話3.Everystudentshouldhaveastudyplan.Itisnecessary.That

everystudentshouldhaveastudyplanisnecessary.4.Studentssayhellototheirteachers.Itispolite.Thatstudentssayhellototheirteachers.ispolite.7由that引導(dǎo)主語從句把兩句話合并成一句話7由that引導(dǎo)主語從句把兩句話合并成一句話5.Yourmotherdidn’tattendthepartyyesterday.Itisapity.That

yourmotherdidn’tattendthepartyyesterdayisapity.6.Tomstolehisclassmate’smoney.Itisafact.ThatTomstolehisclassmate’smoneyisafact.8由that引導(dǎo)主語從句把兩句話合并成一句話8由that引導(dǎo)主語從句把兩句話合并成一句話7.Therewillberainytomorrow.Itispossible.Thattherewillberainytomorrowispossible.8.Teenagerssmoke.Itiswrong.Thatteenagerssmokeiswrong.9由that引導(dǎo)主語從句把兩句話合并成一句話9由whether

（“是否”）引導(dǎo)的主語從句Willhegoabroad?Itisnotknown.Whether

hewillgoabroadisnotknown.2.Willitraintomorrow?Itisnotknown.Whether

itwillraintomorrowisnotknown.3.Isheapoliceman?Itisnotclear.Whether

heisapolicemanisnotclear.4.Isthefilmstarhappy?Itisnotclear.Whether

thefilmstarishappyisnotclear.10由whether（“是否”）引導(dǎo)的主語從句Willhe由whether

（“是否”）引導(dǎo)的主語從句在主語從句中只能用

whether

（是否），此意義時(shí)不能用

if替換。11由whether（“是否”）引導(dǎo)的主語從句在主語從句中只我是大王我說了算形式主語It代替that主語從句ThatwestudyEnglishwellisnecessary.It

isnecessary

that

westudyEnglishwell.我是傀儡形式主語真正主語12我是大王形式主語It代替that主語從句Thatwes第一種：形式主語It代替that主語從句Itis+名詞

+that從句Itisapitythat…Itisashamethat…Itisafactthat….Itisanhonorthat….

等等13第一種：形式主語It代替that主語從句It形式主語It代替that主語從句1.ThatJohnwonagoldmedalisafact.ItisafactthatJohnwonagoldmedal.2.ThatImissedthebeginningofthefilmisapity.ItisapitythatImissedthebeginningofthefilm.3.Thatwewillgotravellingisgoodnews.Itisgoodnewsthatwewillgotravelling.14形式主語It代替that主語從句1.ThatJohnw4.Thatmymotherlosthernewwalletisapity.Itisapity

that

mymotherlosthernewwallet.5.ThatMarrymarriedablindmanisapity.Itisapity

that

Marrymarriedablindman.6.ThatMarrytoldalietoherhead-teacherisasurprise.Itisasurprise

that

Marrytoldalietoherhead-teacher.154.Thatmymotherlosthernew第二種：形式主語It代替that主語從句Itisimportantthat…Itisnecessarythat…Itispolitethat….Itiswrongthat…等等Itis+形容詞+that…16第二種：形式主語It代替that主語從句Itis+形把兩句話合并成一句話例句Thatlighttravelsinstraightlinesisright

Itisrightthatlighttravelsinstraightlines.Thathegotagoldmedalisreal.Itisrealthathegotagoldmedal.17把兩句話合并成一句話例句17把下列句子用it做形式主語ThatTomwillwinthegameispossible.ItispossiblethatTomwillwinthegame.2.Thatweshouldwashourhandsbeforemealsisnecessary.Itisnecessarythatweshouldwashourhandsbeforemeals.3.Thatwemustcompletethisworkbefore5o’clcockisnecessary.Itisnecessarythatwemustcompletethisworkbefore5o’clcok.18把下列句子用it做形式主語ThatTomwillwi第三種：形式主語It代替that主語從句It+不與物動詞

+that…1)ThatImetmyGeographyteacherinthestreethappened.IthappenedthatImetmyGeographyteacherinthestreet.2)ThatIpickedaredwalletonthewaytoschoolhappened.IthappenedthatIpickedaredwalletonthewaytoschool.3)Thatthemanagerandthebosswenttravellinghappened.Ithappenedthatthemanagerandthebosswenttravelling.19第三種：形式主語It代替that主語從句It+不與物動詞第四種:形式主語It代替that主語從句It+be+過去分詞

+that…Itissaidthat…據(jù)說…..Itisreportedthat據(jù)報(bào)道…Itisknowntoallthat….眾所周知….Itisbelievedthat….人們相信…Itisthoughtthat….人們認(rèn)為….20第四種:形式主語It代替that主語從句It+be+It+be+過去分詞

+that…ThathisfatherhasgonetoTianjinissaid.Itissaid

thathisfatherhasgonetoTianjin.2.Thattenpersonsdiedintheaccidentisreported.Itisreported

that

tenpersonsdiedintheaccident.3.Thattheearthwasnotroundwasbelievedinancienttimes.Itwasbelievedinancienttimesthat

theearthwasnotround.21It+be+過去分詞+that…ThathisIt+be+過去分詞

+that…4.Thatitwillraintomorrowisbelieved

Itisbelieved

that

itwillraintomorrow.5.Thatthewaiterworkshardisthought.Itisthought

that

thewaiterworkshard.6.ThattheAmericanpresidentwillvisitChinaisreported.Itisreported

that

theAmericanPresidentwillvisitChina.22It+be+過去分詞+that…4.Thatthat省略問題That

itwillraintomorrowisbelieved

that

放句首不能省略Itisbelieved

that

itwillraintomorrow.that放在句尾不省略，但偶爾在口語中有省略的。23that省略問題Thatitwillraintom關(guān)系代詞：whatwhichwho

whom等引導(dǎo)主語從句例句Whomdidtheboyhelp?Sheisanoldwoman.Whomtheboyhelped

isanoldwoman.Wheredoeshelive?ItisBeijing.Wherehelives

isBeijing.24關(guān)系代詞：whatwhich關(guān)系代詞：whatwhichwho

whom等引導(dǎo)主語從句把兩句話合并成一句話1.Whatdotheirparentsneed?Itismoreexperience.Whattheirparentsneed

ismoreexperience.2.WhichdoctorswillbesenttoWenchuan?Ithasnotbeendecided.WhichdoctorswillbesenttoWenchuanhasn’tbeendecided.3.Whatcolordoesthegirllike?Itispink.Whatcolorthegirllikes

ispink.25關(guān)系代詞：whatwhichwho關(guān)系代詞：whatwhichwho

whom等引導(dǎo)主語從句把兩句話合并成一句話4.Whatdidhelose?Itisabrownhandbag.

Whathelost

isabrownhandbag.5.WhichteacherwillteachthestudentsGeography.Ithasn’tbeendecided.WhichteacherwillteachthestudentsGeography

hasn’tbeendecided.26關(guān)系代詞：whatwhichwho關(guān)系副詞：wherewhywhen引導(dǎo)主語從句Wheredidhego?Ithasn’tbeenknown.Wherehewent

hasn’tbeenknown.2.Whyishelateforschool?Itisnotclear.Whyheislateforschool

isnotclear.3.Whendoestheplanetakeoff?Itisclear.Whentheplanetakesoff

isclear.4.Wheredoesheoftengoforawalk?It