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独立主格结构常见类型及其用法独立主格结构独立主格结构的模式是：主格名词/代词+分词/形容词/副词/不定式/介词短语(作逻辑主语）（作逻辑谓语）1.Alloursavingsgone,westartedlookingforjobs.2.Thequestionsettled,wewenthome.3.Theriverhavingriseninthenight,thecrossingwasimpossible.主格名词/代词+分词(过去分词/现在分词）主格名词/代词+形容词1.Hismotherbeingill,hehadtostayhometolookafterher.2.Otherthingsbeingequal,Iwouldbuytheblackdress.主格名词/代词+副词Themeetingbeingover,ourheadmastersoonleftthemeeting-room.Wetocareforthechildren,youareabletobecarefreeawayfromhome.主格名词/代词+不定式主格名词/代词+介词短语OurEnglishteachercameintotheclassroom,papersinhand.一、独立主格结构的构成形式1、逻辑主语+V-ing这种构成形式内部的逻辑主语是分词的动作执行者，分词表示的动作不是整句主语发出的动作，而是其逻辑主语发出的动作。如：1).________nobus,wehadtowalkhome.A.TherebeingB.BeingC.HavingbeenD.TherewasA2)_______nobus,wehadtowalkhome.A.AstherebeingB.AstherewasC.BeingD.Therewas3)_______Sunday,thelibrarydoesn'topen.A.BeingB.TherebeingC.ItbeingD.Havingbeen4)______Sunday,thelibrarydoesn'topen.A.AsitbeingB.BeingC.ItisD.AsitisBCD2、逻辑主语+V-ed该构成形式内部的逻辑主语是分词的动作承受者。1)_________,thetrainstarted.A.ThesignalgivenB.GivingthesignalB.ThesignalbeinggivenD.Thesignalgiving2)__________,thetrainstarted.A.AfterhavinggiventhesignalB.AfterthesignalgivenC.GivingthesignalD.AfterthesignalwasgivenAD3)______,thetextbecameeasierforustolearn.A.ExplainingnewwordsB.NewwordsexplainedC.BeingexplainednewwordsD.Havingexplainednewwords4)____,thetextbecameeasierforustolearn.A.WhennewwordswereexplainedB.ExplainingnewwordsC.NewwordsexplainingD.BeingexplainednewwordsBA3、逻辑主语+形容词（副词）该结构相当于一个未带动词的“主—系—表”结构。如：1)___________,thepatientcanleavethehospital.A.BetterconditionsB.ConditionsbetterC.ConditionsarebetterD.Beingbetterconditions2)_________,thepatientcanleavethehospital.A.IfbetterconditionsB.IfconditionsbetterC.IfconditionsarebetterD.BeingbetterconditionsBC3._____,we’dliketogoouting.A.BeingSundayB.SundayOKC.SundayisOKD.IfSundayOK4.______,we’dliketogoouting.A.IfSundayisOKB.SundaybeingOKC.SundayOKD.A,BandC5._____,youcanwaitawhile.A.TheplaybeingstillonB.TheplaystillonCBeingstillontheplayD.AandBBDD不能省略being(havingbeen)的情形•在下列两种情况下，独立主格结构中的being（或havingbeen）不能省略。•(1)独立主格的逻辑主语是代词时。如：ItbeingSunday,wewenttochurch.因为是星期天，我们去了做礼拜。•(2)在Therebeing＋名词的结构中。如：Therebeingnobus,wehadtogohomeonfoot.因为没有公共汽车，所以我们不得不步行回家二、独立主格结构在整句中可作以下成分：1、原因状语该结构在句中作原因状语时相当于一个原因状语从句。如：1).________nobus,wehadtowalkhome.A.TherebeingB.AstherewasC.TherewasD.AandB2)._________Sunday,thelibrarydoesn'topen.A.ItbeingB.AsitisC.BeingD.AandBAD3._____,Ihadtoaskfortwodays’leave.A.MotherbeingillB.BotherillC.AsmotherwasillD.A,BandC4.________,wehavetoworklateintothenight.A.TheexamnearB.TheexambeingnearC.AstheexamisnearD.A,BandCDD2、时间状语独立主格结构作时间状语时相当于一个由when,assoonas,after等引导的时间状语从句。如：1.________,thetrainstarted.A.ThesignalgivenB.AfterthesignalwasgivenC.GiventhesignalD.AandB2.________,thetextbecameeasierforustolearn.A.NewwordsexplainedB.WhennewwordswereexplainedC.WhenteacherexplainednewwordsD.alltheaboveDD3、条件状语独立主格结构作条件状语时可以改为由if引导的条件状语从句。如：1).________,we'llgotovisittheGreatWall.A.WeatherpermittingB.IfweatherpermitsC.IfpermittingD.AandB2.)_____,thepatientwillrecoverhimselfsoon.A.IfthetreatmentisintimeB.ThetreatmentintimeC.ThetreatmentbeingintimeD.A,BandCDD4、伴随状语独立主格结构作伴随状语时相当于一个介词短语或并列谓语。如：1).Wehavelessonseveryday,________.A.SundayincludedB.SundayincludingC.SundayisincludingD.alltheabove2).Theboyfellasleep,_________.A.caponheadB.withacaponheadC.acaponwasonheadD.alltheaboveAA3.Fathercamehome,_________A.adogfollowinghimB.followedbyadogC.beingfollowedbyadogD.alltheabove．D分词、独立主格和“with+复合宾语”作状语的区别分词结构、独立主格结构、with+复合宾语结构在句中均可作状语，其区别是这样的：一、分词在句中作状语时句子的主语是分词的逻辑主语，即主句主语是分词的动作执行者（用现在分词）或动作承受者（用过去分词或现在分词被动式）。这种情况下的分词短语可以改为相应的状语从句或并列谓语。分词短语在句中常作以下状语：1、原因状语1._______late,wehadtowalkhome.A.BeingB.AswewereC.WebeingD.AandB2.______busy,theyhadnotimetoplay.A.AstheywereB.BeingC.BecausetheywereD.alltheaboveDD2、时间状语1._______thestudents'homework,theteacherfoundalotofmistakes.A.WhenhewascorrectingB.WhenhecorrectedC.CorrectingD.alltheabove2.________byyourteachers,youaresupposedtobemodest.A.WhenyouarepraisedB.PraisedC.WhenpraisedD.alltheaboveDD3、条件状语1.______moretime,heissuretofinishhistestpaper.A.IfheisgivenB.IfgivenC.GivenD.alltheabove2._______anotherchance,I'lldomyjobbetter.A.IfIhaveB.IfhavingC.HavingD.alltheaboveDD4、伴随状语1.Fathercameback,_______abagofmoneyonhisleftshoulder.A.carryingB.hewascarryingC.andcarryingD.alltheabove2.Fathercameback,_______byamonkey.A.andhewasfollowedB.followedC.andwasfollowedD.alltheaboveDA二、独立主格结构和with+复合宾语结构在句子中作状语时，这种结构内部的分词或介词短语的逻辑主语不是整句的主语，即主句主语与分词的逻辑主语不一致。如：1.______,we’llgofishinginthecountry.A.PermittingweatherB.WeatherpermittedC.WeatherpermittingD.PermittingC2._________,hefinishedplayingthegameofchess.A.HiseyesclosingB.WithhiseyesclosedC.ClosedeyesD.Closedhiseyes3.________,Icouldn’tgetthebookIwanted.A.ClosedB.LibraryclosedC.ClosinglibraryD.WithlibraryclosingBB三、使用分词短语、独立主格结构、with+复合宾语结构分别在句子中作状语时要注意：它们与主句之间不应有从属连词（如when,if,assoonas,as,while等）或并列连词（如and,but,or,so等）。例如：1._____theteachertoldtheclasstogothroughthetextA.CheckingtheanswersB.CheckingtheanswersandC.WhencheckingtheanswersandD.alltheaboveA2._______arainyday,soa