7独立主格结构独立主格结构是由名词或代词,加上一个分词、形容词、副词、介词短语或不定式构成的。该结构意思完整,但不能单独使用,可以在句中作状语,用来表示时间、原因、条件、方式或伴随情况等,一般都有逗号与主句分开该结构中,being或havingbeen有时可以省去,但在therebe句型中或逻辑主语是代词时一般不省。一、时间:Themoonappearing,theywentoutforawalk.月亮出来了,他们到外面去散步。Themeetingover,theyallwenthome.会议结束,他们都回家了。Hellosaid,hereachedouthishand.打过招呼,他就把手伸了出来。Thetestfinished,webeganourholiday.考试结束了,我们开始放假。Themeetinggoneover,everyonetriedtogohomeearlier.会议结束后,每个人都想早点回家。Goodbyesaid,thelittleboyaswellashisclassmatesleftschoolandwenthomehappily.告辞之后,小男孩和他的同学一起高高兴兴地回家了。Thedecisionhavingbeenmade,thenextproblemwashowtomakeagoodplan.决定已经做出,下个问题就是怎样制订好的计划。Theirworkdone,theworkersleftthefactory.活干完之后,工人们离开了工厂。Themeetingover,theofficialscameout.会议结束之后,官员们出来了。Thespeechhavingbeendelivered,alivelydiscussionstarted.演讲结束后,就开始了热烈的讨论。Sosaid,itwasdone.这样说了,就这样做了。二、原因:Thepresidentassassinated,thewholecountrywasindeepsorrow.总统被谋杀了,举国上下沉浸在悲痛之中。ItbeingSunday,hegotupverylate.这天是星期天,所以他起得很晚。Therebeingnooneintheroom,Ididn'tgoin.看到房间里没人,我就没有进去。Wednesdaybeingsocloseuponus,wedeterminedtogobacktoLondonthatnight.星期三这么近了,我们决定当天晚上回到伦敦。Thedriverseeingarockontheroad,thecarwasstopped.看至U路上有块石头,司机就把汽车停住了。Ateachertovisit,hecan'tgoandplayfootballwithyoutoday.由于老师要来,他今天7不能和你一起去踢球了。Thedaybeinghot,wewentswimming.由于天热,我们就去游泳了。Therebeingnothingtodo,Iwentoutforawalk.因为没事可做,我就出去散散步。Thebusbeinglate,theymissedthetrain.由于公交迟到,他们误了这班火车。Thedriverseeingaboyontheroad,thecarwasstopped.司机看至U路上有个小孩儿,就把车停住了。Greatlysurprised,Ireaddiaryafterdiary,eachexpressingasimilartheme.极度惊讶之中,我一篇接一篇地看着日记,每一篇表现的主题都很相似。Allflightshavingbeencanceled,wedecidedtotakethetrain.既然所有的航班都已取消,我们就决定乘火车。Hermotherhavingfallenill,shehadtostayathomeandlookafterher.因为母亲生了病,她不得不留在家里照顾母亲。Thewindowopenwhileheslept,hecaughtacold.他睡觉时开着窗子,所以感冒了。Anewtechniquehavingbeenworkedout,theoutputasawholeincreasedby20percent.新技术出现后,总产量增加了20%.Therebeingnofreshdrinkingwaterandnogoodfarmland,itwasnotacomfortableplaceinwhichtolive.既没有新鲜的饮用水又没有好的土地可以耕种,这儿住着不会舒心的。Theoldmanbeingunabletolifthishalf-frozenbodyfromtheground,thehorsemanhelpedhimontothehorseandtookhimnotjustacrosstheriver,buttohisdestination.老人冻得半僵的身体已经不听使唤了,骑马人就扶他上马,不但驮他过了河,而且还把他送到了目的地。MrLibeingaseniorteacher,weallrespecthim.因为李先生是高级教师,我们大家都尊敬他。Somanydirectorsbeingabsenttheboardmeetinghadtobeputoff.这么多董事长都不在,董事会只得推迟了。Thepeopleputtingupthenewyear'sdecorations,thecitytookonaholidayappearance.人们点缀上新年的装饰品,城市就披上了节日的盛装。Foodrunout,thepoormansufferedfromhunger.食物吃完了,这个可怜的人只好挨饿了。Thetheorybeingthatsincethisisahigh-ticketitemandsheis“suchabiggirl”,itwouldbemuchbetterforhertopickitout.理论上讲是这样,由于这是个极合适的东西,她也是“这么个大姑娘”...