狀語從句-重點難點

狀語從句重點難點知識點撥時間狀語從句

(AdverbialClauseofTime)1.引導時間狀語從句的連接詞(1)表示“一…就…?！钡慕Y構assoonasnosooner…than…/hardly(scarcely/barely)…when…Assoonasthemotherheard/hadheardthenewsthathersonwaskidnapped,shefainted.Hehadhardly/scarcely/barelyarrivedwhenshestartedcomplaining.Thesunhadnosoonerstartedtoshinethanitwascloudedoveragain.Hardly/Scarcely/Barelyhadhearrivedwhenshestartedcomplaining.Nosoonerhadthesunstartedtoshinethanitwascloudedoveragain.時間狀語從句

(AdverbialClauseofTime)1.引導時間狀語從句的連接詞(1)表示“一…就…?！钡慕Y構themoment/theminute/thesecond/theinstantdirectly/instantly/immediatelyThemoment/Theminute/Thesecond/Theinstanthesawthebuildingonfire,hedialed999.Directly/Instantly/Immediatelyhethrewtheletterintotheletterbox,herememberednothavingputonastamp.時間狀語從句

(AdverbialClauseofTime)1.引導時間狀語從句的連接詞(2)其他引導時間狀語從句的連接詞thefirsttime/thelasttime/nexttime等名詞短語everytime/eachtime等名詞短語bythetime引導時間狀語從句，主句謂語動詞用完成時。ThefirsttimeIsawawomanopeningthedoorforaman,Iwasverysurprised.EachtimeIwenttoaformaldinner,Idressedupcarefully.Bythetimetheambulancearrived,theoldwomanhadcometo.Bythetimehegraduatesfromhighschool,hewillhavelearntEnglishfor10years.時間狀語從句

(AdverbialClauseofTime)2.aswhilewhen的用法

When/whileourEnglishteacherwasexplainingthegrammartous,theheadmastercameinandstoppedhim.OurEnglishteacherwasexplainingthegrammartouswhentheheadmastercameinandstoppedhim.(1)when表示時間點或時間段，while只能表示時間段。while引導從句中的動詞常為延續(xù)性動詞，可用進行時。Assheentered,sherespondedpleasantlytotheinterviewer’sgreeting.

Asthedaywenton,theweathergotworse.(2)as強調(diào)伴隨，常指兩個動作同時發(fā)生，表示“一邊…一邊…”。若從句表示“隨著…(時間)的流逝，只能用as。時間狀語從句

(AdverbialClauseofTime)Hewaswalkingalongthestreetwhenheranintoanoldfriend.IhadreadonlyafewlineswhenIheardthebellringing.Hewasabouttoreturntothepath,whenhesawarivernearby,sohewenttohaveacloserlook.(3)當主句是過去進行時，過去完成時或was/wereabouttodosth.等結構時，從句用when引導，且從句中謂語動詞通常是瞬間動詞的一般過去時。這時when作“這時/正在那時，突然…”解釋。時間狀語從句

(AdverbialClauseofTime)3.afterbefore的用法Heboughtahouseafterhesold/hadsoldhiscar.Beforeshewenttotheinterview,shemade/hadmadetwojourneys.(1)after從句和before從句中的時態(tài)。(2)before與can連用，解釋為“還來不及…”。

BeforeIcouldexplain,thecashierbarked,“Can’tyouseethere’saqueue?Gototheendandwaityourturn.”時間狀語從句

(AdverbialClauseofTime)3.afterbefore的用法(3)Itis+時間段+before……時間之后…才…Itisnotlongbefore…不久…longbefore…很久以后才…

beforelong不久一會之后

ItwasalongtimebeforeIgottosleepagain.

Itwon’tbelongbeforeyouareofage.Hehesitatedlongbeforehechoseaproperanswer.Itlooksasthoughitwillsnowbeforelong.時間狀語從句

(AdverbialClauseofTime)4.until句型(1)Notuntil位于句首，主句的主謂結構必須部分倒裝。

Notuntilthewarendeddidtheymeetagain.(2)“Itisnotuntil…that…”是“…not…until…”句型的強調(diào)，勿使用倒裝。Itwasnotuntilthewarendedthattheymetagain.地點狀語從句

(AdverbialClauseofPlace)1.引導地點狀語從句的連接詞wherewherevereverywhereanywhere…2.區(qū)別where引導的定語從句和狀語從句TheWinterOlympicGamesarealwaysheldwherethereisplentyofsnow.TheWinterOlympicGamesarealwaysheldinthecountrieswherethereisplentyofsnow.地點狀語從句定語從句地點狀語從句沒有先行詞，定語從句有先行詞。條件狀語從句

(AdverbialClauseofCondition)1.常用連接詞if(如果)unless(除非)2.其他連接詞：as(so)longas/onconditionthatsuppose/supposing/provided/providing(that)onlyifincasegiven(thefact)thatIwillcomeonconditionthatJohnisinvited,too.Iwillgoprovidedtheexpensesarepaid.

Incasethematchiscancelled,whatcanwedo?

OnlyifyoupractiseEnglishasmuchaspossible,areyouabletoexpressyourselffreely.只要假如只有如果萬一倘若考慮到比較:Youshouldnotskialoneincaseyoufall.原因狀語從句

(AdverbialClauseofCause)1.becausesinceasfor的用法區(qū)別HedisturbedmebecauseIwasnew.

Sinceyouaregoing,Iwillgo,too.

Asitisraining,you’dbettertakeataxi.Itmusthaverainedlastnight,forthegroundiswet.意義位置because因為強調(diào)未知原因可前置或后置since既然表示已知顯然的理由常前置as由于可前置或后置for因為常用于推斷后置原因狀語從句

(AdverbialClauseofCause)2.只能用because的情況?！猈hyaren’tyoucomingwithustotheconcert?—BecauseIhavegotabadheadache.

ItwasbecauseIwantedtobeclosertonaturethatImovedtothecountryside.TheythinktheyaresosuperiorjustbecausetheymakemoremoneythanIdo.Hewenttobedearlytoday,notbecausehewastired,butbecausehehadnothingtodo.(1)在回答由why提出的疑問句時。(2)在強調(diào)句中。(3)在justsimplyonly等強調(diào)詞后。(4)與否定詞not連用，或構成并列的because分句。原因狀語從句

(AdverbialClauseofCause)3.其他連接原因狀語從句的連接詞。(1)nowthat(=since)通常置于句首，從句中多為現(xiàn)在時。(2)considering(that)考慮到…/seeing(that)既然。(3)inthat“因為”。

Nowthatyouhavecome,youmayaswellstay.

Considering(that)he’sonlybeenlearningEnglishayear,hespeaksitverywell.

Seeing(that)herefusedtohelpus,there’snoreasonwhyweshouldnowhelphim.Mendifferfrombrutesinthattheycanthinkandspeak.結果狀語從句

(AdverbialClauseofResult)目的狀語從句

(AdverbialClauseofPurpose)1.引導結果狀語從句的連接詞。sothat…/so…that…/such…that…Theboybehavedhimselfattablesothathewaspraisedbyhismother.HepassedmeanotewithsuchlittlewordsonitthatIfailedtomakethemout.2.引導目的狀語從句的連接詞。sothat…/inorderthat…/such…that…lest…/incase…/forfear(that)…Hedevotedsuchgreatcaretohismotherthatshemightrecoverquickly.Shelookeddownsothatheshouldnotseehereyes.Hestudieshardincaseheshouldfailintheexam.比較狀語從句

(AdverbialClauseofComparison)2.“The+比較級,the+比較級”結構3.表示倍數(shù)的比較結構

Themoreamanlearns,themoreheseeshisignorance.

Thehigherthetreeis,thestrongerthewindis.Aistwice/threetimes…+bigger/longer/higher…+thanBAistwice/threetimes…+asbig/long/high…+asBAistwice/threetimes…+thesize/length/height…+ofBBishalf/one-third…+thesize/length/height…+ofA

1.引導比較狀語從句的連接詞：than/as…as…/notso(as)…as比較狀語從句

(AdverbialClauseofComparison)4.比較時注意比較對象的前后對應。

ThepopulationofShanghaiislargerthanthatinBeijing.

ThetextsinBookIIIaremuchmoredifficultthanthoseinBookI.Itiseasiertomakeaplanthantocarryitout.錯誤：ThepopulationofShanghaiislargerthanBeijing.錯誤：ThetextsinBookIIIaremuchmoredifficultthanBookI.方式狀語從句

(AdverbialClauseofManner)1.引導方式狀語從句的連接詞。(1)asif/asthough好像仿佛asif/asthough引導的方式狀語從句中，既可以用陳述語氣，表示與事實相符的情況，也可以用虛擬語氣，表示可能性很小或與事實不符的情況。Itlooksasifitisgoingtorain.Thechildtalksasthoughhewereaman.(2)as猶如，像，正如Iwantyoutotellthemyourexperienceexactlyasyouhavetoldittome.(3)theway…的方式，樣子payattentiontoyourtablemanners.Idon’tlikethewayyoueatsoup.讓步狀語從句

(AdverbialClauseofConcession)1.引導讓步狀語從句的連接詞。

Althoughnoonewasinjured,(still/yet/nevertheless)Ihaveaguiltyconscience.Todaythenewspaperisstillthecheapest,eventhoughaTVsetiscostinglessandless.Somethinginsideyourbodyisalwaysgoingonwhetheryouareawareofitornot.

WhileIamnotoptimistic,Ihavenotgivenuphope.though/although/as/while/evenif/eventhoughwh-ever/nomatter+wh-whether…or…Inspiteof/despitethefactthat讓步狀語從句

(AdverbialClauseofConcession)2.讓步狀語從句的倒裝Cleverthough/asyouare,youcan’tlearnalanguageinaweek.Childthough/asheis,hesupportshisfamilybysellingnewspapers.Trythough/asyouwill,youwon’tmanageit.Muchthough/asIadmirehimasawriter,Idon’tlikehimasaman.although只能順裝，as只能倒裝。=Although/Thoughyouareclever,youcan’tleanalanguageinaweek.讓步狀語從句

(AdverbialClauseofConcession)3.nomatter+wh-與wh-ever的區(qū)別

Nomatterwho/Whoeveryouare,youshouldobeythelaw.(1)引導讓步狀語從句時，nomatterwhat/when/where/who/which/how相當于whatever/whenever/wherever/whoever/whichever/however。(2)nomatter+wh-及wherever,whenever,however只能引導讓步狀語從句，不能引導名詞性從句。whoever,whatever和whichever既可以引讓步狀語從句，還可以引導名詞性從句。

whateverhappens,hemanagestostaycalm.

whateverisworthdoingisworthdoingwell.讓步狀語從句

(AdverbialClauseofConcession)3.nomatter+wh-與wh-ever的區(qū)別

Whatever/NomatterwhatdifficultiesImeetwith,Iwon’tgiveup.

However/Nomatterhowdifficulttheproblemis,Iwon’tgiveup.(3)引導讓步狀語從句時:nomatterwhat/whatever+名詞

nomatterhow/however+形容詞/副詞讓步狀語從句其他必須注意的問題1.as可以引導哪些狀語從句：類型例句時間狀語從句Ashegetsolder,hegetsmoreoptimistic.原因狀語從句Westartedoffonfootasgrandfatherhadapassionforwalking.比較狀語從句HedoesnotwritesoneatlyasJohndoes.方式狀語從句Everythinghappenedexactlyas(ithadbeen)expected.讓步狀語從句MuchasIadmirehim,Ican’texcusehisfaults.讓步狀語從句其他必須注意的問題2.since可以引導哪些狀語從句：類型例句時間狀語從句Wehavebeenfriends(ever)sincewemetatschool.原因狀語從句Sincewehavenomoney,wecan’tbuyit.3.while可以引導哪些狀語從句：類型例句時間狀語從句Makehaywhilethesunshines.讓步狀語從句WhileIunderstandwhatyousay,Ican’tagreewithyou.典型試題(1)Don’tbeafraidofaskingforhelp____itisneeded.A.unlessB.sinceC.althoughD.when(2)I’dliketoarrive20minutesearly____Icanhavetimeforacupoftea.A.assoonasB.asaresultC.incaseD.sothat(3)Hewasabouttotellmethesecret____someonepattedhimontheshoulder.A.asB.untilC.whileD.when典型試題(4)—Howfarapartdotheylive?—_____Iknow,theyliveinthesameneighborhood.A.AslongasB.AsfarasC.AswellasD.Asoftenas(5)Agoodstorytellermustbeabletoholdhislisteners’curiosity_____hereachestheendofthestory.A.whenB.unlessC.afterD.until(6)—Dad,I’vefinishedmyassignment.—Good,and_____youplayorwatchTV,youmustn'tdisturbme.A.wheneverB.whetherC.whateverD.nomatter典型試題(7)Jasminewasholidayingwithherfamilyinawildlifepark____shewasbittenonthelegbyalion.A.whenB.whileC.sinceD.once(8)_________,Ihavetoputitawayandfocusmyattentiononstudythisweek.A.HoweverthestoryisamusingB.NomatteramusingthestoryisC.HoweveramusingthestoryisD.Nomatterhowthestoryisamusing典型試題(9)Parentsshouldtakeseriouslytheirchildren’srequestforsunglasses____eyeprotectionisnecessaryinsunnyweather.A.becauseB.thoughC.unlessD.if(10)_____mostoftheearth’ssurfaceiscoveredbywater,freshwaterisveryrareandprecious.A.AsB.OnceC.IfD.Although典型試題(1)Don’tbeafraidofaskingforhelp____itisneeded.A.unlessB.sinceC.althoughD.when(2)I’dliketoarrive20minutesearly____Icanhavetimeforacupoftea.A.assoonasB.asaresultC.incaseD.sothat(3)Hewasabouttotellmethesecret____someonepattedhimontheshoulder.