狀語語從句的連接詞與時態狀語從句概念連接詞的用法重點句型01狀語從句概念狀語從句：是指句子用作狀語時，起副詞作用的句子。狀語從句可以修飾謂語、非謂語動詞、定語、狀語或整個句子。狀語從句：根據其作用可分為時間、地點、原因、條件、目的、結果、讓步、方式和比較等從句。例01狀語從句概念例例TheoldmanaskedLucytomovetoanotherchairbecausehewantedtositnexttohiswife.Peter

was

so

excitedwhenhe

received

an

invitation

from

his

friendto

visitChongqing.例Whereheoncefeltlikegivingup,henowhasthedeterminationtopushfurtherandkeepongoing.Althoughbirdsusetheirfeathersforflight,someoftheirfeathersareforotherpurposes.練習01狀語從句概念1IusedtolovethatfilmwhenIwasachild,butIdon’tfeelitthatwayanymore.2Ifyouhappentogetlostinthewild,you’dbetterstaywhereyouareandwaitforhelp.3JennywasverysadoverthelossofthephotosshehadshotatCanada,asthiswasamemorysheespeciallytreasured.

4Mygrandfatherstillplaystennisnowandthen,eventhough

he'sinhisnineties.

02連接詞的用法2.1時間狀語從句when主句為過去完成時，從句一般過去時用when引導”，表“…剛….就…”eg.She

hadjustfinishedherhomeworkwhenhermotheraskedhertopracticeplayingthepianoyesterday.即學即練

Ijust__________________(stepout)ofthebathroomtowelwhenIheardthesteps.hadsteppedout2.1時間狀語從句when主句為進行時，從句用when引導，表“…正…突然…”eg.OneFriday,we

werepacking

toleaveforaweekendawaywhen

mydaughterheardcriesforhelp.即學即練

Iwasjust___________(goout)whentherewasaknockatthedoor.goingout2.1時間狀語從句whenbeaboutto…when…表“正要…突然…”eg.Theteacherwasabouttohandoutthepaperswhen

hewascomingintotheclassroom.2.1時間狀語從句while,aswhile常接持續性的動詞，強調從句謂語動作eg.Marymadecoffeewhileherguestswereeatingtheirmeal.eg.Whilesomepeoplearemotivatedbyaneedforsuccess,othersaremotivatedbyafearoffailure.as強調主從句的動作在同一時間進行eg.HesmiledpolitelyasMaryapologizedforherdrunkenfriends.while有對比意義，意為“然而”2.1時間狀語從句while,asInsomeplaceswomenareexpectedtoearnmoney______menworkathomeandraisetheirchildren.A.butB.whileC.becauseD.thoughB2.1時間狀語從句until,not...until主句動詞是延續性動詞，主從句均為肯定式，意為“某動作一直持續到時間某點才停止”eg.Ifyoudon’tunderstandsomething,youmay

research,study,andtalktootherpeopleuntilyoufigureitout.主句動詞是非延續性動詞，從句為肯定式，意為“某動作一直到時間某點才開始”eg.Youcan’thavethisfootballbackuntil

youpromisenottokickitatmycatagain.”theoldmansaidfirmly.練習：Ifalotofpeoplesayafilmisnotgood,Iwon’tbothertoseeit,orI’llwait____itcomesoutonDVD.A.whether B.after C.though D.untilD2.1時間狀語從句一...就...“一...就....“連接詞assoonas,nosooner…than…,hardly…when…themoment/minute/second,immediately,instantly連接詞搭配eg.Justusethisroomforthetimebeing,andwe’llofferyoualargeroneassoonasitbecomesavailable.eg.Ihadhardlygottotheofficewhenmywifephonedmetogobackhomeatonce.練習.Hehadnosoonerfinishedhisspeech______thestudentsstartedcheering.A.sinceB.asC.whenD.thanD2.1時間狀語從句sincesince:自從...eg.IhaveheardalotofgoodthingsaboutyousinceIcamebackfromabroad.Ithasbeen/is+sometime+since...eg.Asitreported,itis100yearssinceQinghuaUniversitywasfounded.eg.IthasbeenalmostfiveyearssinceItaughthighschoolstudents.eg.IthasbeenalmostfiveyearssinceIhavetaughtseniorthreestudents.

2.1時間狀語從句sincesince:自從...eg.IhaveheardalotofgoodthingsaboutyousinceIcamebackfromabroad.Ithasbeen/is+sometime+since...eg.Asitreported,itis100yearssinceQinghuaUniversitywasfounded.2.1時間狀語從句beforebefore在...之前Itwillbe+時間段+before+一般現在時eg.I’msorryyou’vebeenwaitingsolong,butit’llstillbesometimebeforeBriangetsback.eg.Thereisonlyonemoredaytogobeforeyourfavoritemusicgroupplaylive.Itwas+時間段+before+一般過去時eg.Itwassometimebeforewerealizedthetruth.要點回顧【考點4】since與before的用法詞：自從...，表示從某個時間開始，動作或者狀態持續到現在since：before：句型：Ithasbeen/is+sometime+since+從句（一般現在時）詞的時態：主句常用現在完成時，從句常用一般過去時詞：在...之前，表示主句的動作發生在從句的動作之前句型：Itwillbesometimebefore+從句（一般現在時）

Itwassometimebefore+從句（一般過去時）詞的時態：主將從現1Thegirlhadhardlyrungthebell_____thedoorwasopenedsuddenly,andherfriendrushedouttogreether.A.when B.until C.as D.since2Thatwasreallyasplendidevening.It’syears______Ienjoyedmyselfsomuch.A.when B.that C.beforeD.since3練習2.1時間狀語從句ADItisdifficultforustolearnalessoninlife_____we’veactuallyhadthatlesson.A.untilB.afterC.sinceD.whenA1Itwillbesometimebeforetheaveragemind________________(understand)fullytheidentityoftimeandspace.23While____________(wait)fortheopportunitytogetpromoted,Henrydidhisbesttoperformhisduty.waitingunderstandswhen2.1時間狀語從句練習Hewasabouttotellmethesecret_______someonepattedhimontheshoulder.4He________________(learn)Englishsincehewassix.haslearned2.2地點狀語從句where或wherevereg.LocatedwheretheBeltmeetstheRoad,JiangsuwillcontributemoretotheBeltandRoadconstruction.eg.Whereheoncefeltlikegivingup,henowhasthedeterminationtopushfurtherandkeepongoing.告訴你動作在哪里發生（可以是抽象意義）wherever在任何地方抽象eg.Whereveryougo,whateveryoudo,Iwillberightherewaitingforyou.12Today,wewillbegin_______westoppedyesterdaysothatnopointwillbeleftout.A.when B.where C.how D.what3__________unemploymentandcrimearehigh,itcanbeassumedthatthelatterisduetotheformer.WhereDB練習2.2地點狀語從句Halfanhourlater,Lucystillcouldn’tgetataxi______thebushaddroppedher.A.until B.when C.although D.where2.3原因狀語從because,as,forbecause:表直接原因，因為什么原因，導致什么結果，回答why的提問;eg.Ireallyenjoylisteningtomusicbecauseithelpsmerelaxandtakesmymindawayfromothercaresoftheday.

注：在英文表達中，because和so不能一起用as的原因是你知我知;eg.Enjoythefirsthouroftheday.Thisisimportantas

itsetsthemoodfortherestoftheday.for因為，表示原因或者表示作為對前面內容解釋說明的依據;eg.Iamnotafraidoftomorrow,forIhaveseenyesterdayandIlovetoday.2.3原因狀語從句considering,inthat,since,nowthat,giventhatconsidering,toconsider考慮到eg.—Coach,canIcontinuewiththetraining?

—Sorry,youcan’ttoconsideryouhaven’hat因為，在...方面eg.AnimalssufferedatthehandsofManinthattheyweredestroyedbypeopletomakewayforagriculturallandtoprovidefoodformorepeople.since既然，nowthat既然，giventhat考慮到eg.MarkneedstolearnChinesesincehiscompanyisopeningabranchinBeijing.要點回顧【考點5】because,as,since的用法because>since>as語氣：用since“既然”或as“由于”已知原因：用because，可回答why的提問對方未知原因:注：because和so都不能用在同一個句子中,although和but也不能用在同一個句子中。12JennywasverysadoverthelossofthephotosshehadshotatCanada,____thiswasamemorysheespeciallytreasured.A.as

B.if

C.when

D.where3Amancannotsmilelikeachild,___achildsmileswithhiseyes,whileamansmileswithhislipsalone.A.soB.butC.andD.forDA練習2.3原因狀語從句TheoldmanaskedLucytomovetoanotherchair______hewantedtositnexttohiswife.A．althoughB．unlessC．becauseD．ifC2.4讓步狀語從句though,although—Althoughheisrich,butheisnothappy.—Althoughheisrich,yetheisnothappy.—Althoughwehavegrownup,ourparentsstilltreatusaschildren.注：都是”雖然“的意思，但都不能和but連用，可以同yet/still連用。eg.

Althoughbirdsusetheirfeathersforflight,someoftheirfeathersareforotherpurposes.例句

though,although盡管，位置可置于句首和句中eg.

Thoughscientistshavelearnedalotabouttheuniverse,thereismuchwestilldon'tknow.注：1)although比though更正式，2）引導從句多置于句首，3）一般可互換。2.4讓步狀語從句evenif,eventhougheg.Hewassobusy.Hecannotaffordenoughtimewithhissonevenifhewantsto.eg.Eventhoughtheforestparkisfaraway,alotoftouristsvisititeveryyear.evenif和eventhough：即使，強調假設的事實注：1）兩者語氣比though/although更強,2）evenif和eventhough可以互換。2.4讓步狀語從句as名詞提前副詞/形容詞提前什么時候倒裝，如何倒裝？as引導的讓步狀語從句注：1）提前的名詞前不帶冠詞，2）不將系動詞、助動詞和情態動詞提前動詞提前將從句中eg.Tiredasheis,heofferstohelpme.eg.Kingashewas,hewasunhappy.eg.MuchasIadmirehiscourage,Idon’tthinkheactedwisely.eg.Dislikehimaswemay,wemustacknowledgehisgreatness.2.4讓步狀語從句as練習_____,Ihaveneverseenanyonewho’sascapableasJohn.A.AslongasIhavetraveledB.NowthatIhavetraveledsomuchC.MuchasIhavetraveledD.AsIhavetraveledsomuch②_____,Carolinacouldn’tgetthedooropen.A.TryasshemightB.AsshemighttryC.ShemightastryD.MightsheastryCA2.4讓步狀語從句wh-ever,nomatter+疑問詞wh-ever引導讓步狀語從句，表示“不管…都”,可與nomatter+疑問詞互換eg.Whenever/nomatterwhenIhavetogiveaspeech,IgetextremelynervousbeforeIstart.however與nomatterhow，后面+形容詞/副詞eg.Whoevercomeswillbewelcome.注：nomatter+疑問詞結構只能引導讓步狀語從句。eg.HoweverhungryIam,Ineverseemtobeabletofinishoffthisloafofbread.eg.Onecanalwaysmanagetodomorethings,nomatterhowfullone’sscheduleisinlife.2.4讓步狀語從句whether...or...,whileeg.Whilethestudentscamefromdifferentcountries,theygotalongquitewellinthesummercamp.eg.WhileIalwaysfeltIwouldpasstheexam,IneverthoughtIwouldgetanA.

eg.—Dad,I'vefinishedmyassignment.—Good,andwhetheryouplayorwatchTV,youmustn'tdisturbme.whether...or...表示“不論是否，不管是...還是...”while至于句首可以引導讓步狀語從句，相當于though/eventhough練習1Nomatterhow_______,itisnotnecessarilylifeless.A.adesertmaybedryB.dryadesertmaybeC.mayadesertbedryD.drymayadesertbe232.4讓步狀語從句Frankinsistedthathewasnotasleep_____Ihadgreatdifficultyinwakinghimup.A.whetherB.althoughC.forD.so_____theInternetisofgreathelp,Idon’tthinkit’sagoodideatospendtoomuchtimeonit.A.IfB.WhileC.BecauseD.As

BBB1__________hethoughthecouldescapeattentionbysittingattheback,hewaswrong.23_______________amazingthestoryis,Ihavetoputitawayandfocusmyattentiononstudythisweek.HoweverThoughSurprised2.4讓步狀語從句練習

練習_____________(surprise)assheis,shestoppedtoaskifIwasOKinsteadofmovingon.4Theengineersaresobusythattheyhavezerotimeforoutdoorsportsactivities,___________theyhavetheinterest.evenif重點句型省略句在when,while,as,once,whenever引導的時間狀語從句在though,although,evenif,eventhough引導的讓步狀語從句在if,unless引導的條件狀語從句什么時候省略，怎么省略？在wherever引導的地點狀語從句在asthough/if,as引導的方式狀語從句若從句的主語是it，或者與主句的主語相同，且謂語中含有be常省略從句的主語和be省略句例句eg.Once(hewas)acosmecticssalesteller,henowisanationwidefamousKOL(KeyOpinionLeader).eg.Youwillnevergainsuccessunless(youare)fullydevotedtoyourwork.

eg.Mygrandfatherstillplaystennisnowandthen,eventhough(he's)inhisnineties.eg.Heshookhisheadasif(hewas)tosay:“Don'ttrusther.”eg.Theseyoungmanvolunteeredtogowhereverneeded.練習1When__________(complete),themuseumwillopentothepublicnextyear.23Theflowershisfriendgavehimwilldieunless_________(water)everyday