考博英语语法重点总结独立主格、虚拟语气、非谓语动词、主谓一致、倒装一、独立主格特征ﻫ1.充当句子的状语。ﻫ2.有自己的主语,同句子的主语不一致。3.名词(代词,形容词,副词,介词)+分词ﻫ4.With+名词(代词)+分词(形容词)ﻫ例:a)Itbeingraining,Idecidedtostayathome.ﻫb)Speechhavingbeendelivered,discussionstarted.ﻫc)heenteredtheroom,withhishandsopen(holdingarifle).真题剖析(1995)45cliffsnolongercrumbling,thebeachesare46ofthematerialwhichwould47feedthem.45.A.ForB.AsC.WithD.Becauseﻫ练习:Dowhatyouneedtodotokeepthewolf__7__fromthedoor,theworld__8__yourthesisadviser,teamleader,orlaboratorydirector.Thenusetherestofyourtime,perhapsatnightorontheweekends,todo__9__youreallywanttodo.ﻫ8.A.isB.havingC.beingD.be二、虚拟语气ﻫ1.(should)+动词原形It+be动词+形容词(-able)(essential,odd,vital,absurd,regrettable,desirable…)+that从句It+be动词+名词(pity,shame…)+that从句It+be动词+过去分词(ordered,begged,voted,moved…)+that从句ﻫ部分名词/动词(表示建议,劝告,决定等)+that从句ﻫ2.It’s(high,about)timethat+动词过去式ﻫwouldrather+动词过去式真题剖析(1997)…Iwouldn’tbetruthfulifI47saythatteachingishardwork.…47.A.doB.didC.don’tD.didn’tﻫ(1993(…TheCaironewspapersthenextdaycarriedbannerheadlinesaboutthestudentdemonstration52,andthey53thattheprofessorbesenthome.ﻫ35.A.orderedB.pleadedC.decidedD.demanded练习:Yearsagotheexpertswarnedusthatthecar-ownershipexplosionwoulddemandalotmoregive-and-takefromallroadusers.Itishightimethatwe__15__thismessagetoheart.15.A.tookB.wouldtakeC.willtakeD.shouldtake(2003.3)Itisedifying,anditisasourceofinnersatisfactioneven__54__otherfacetsoflifeprovedisappointing.ﻫ(evenifotherfacetsoflifeshouldprovedisappointing.)ﻫ54.A.shallB.willC.wouldD.shouldﻫ三、非谓语动词ﻫ动名词、分词、不定式。主动或被动。(doing/done,todo/tobedone)发生在谓语动词之前还是之后。(doing/havingdone/havingbeendone,todo/tohavedone/tohavebeen)To在什么情况下作介词,什么情况下作不定式引导词。ﻫ真题剖析(ﻫ2000)…IntheinnercitiesofAmerica,newspapersregularlyreportonnewbornbabies60intogarbagebinsbydrug-addictedmothers.60.A.droppedB.todropC.droppingD.drops(ﻫ201.30)Aheroinaddict,forinstance,leadsa59life:hisincreasingneedforheroininincreasingdosespreventshimfromworking,frommaintainingrelationships,fromdevelopinginhumanways.ﻫ59.A.destructiveB.dissatisfiedC.damagedD.derivative四、主谓一致ﻫ1.整体及抽象概念作主语,谓语通常用单数形式。ﻫHowyougottheredoesn’tconcernme.ﻫGrowingvegetablesneedsconstantwatering.2.表示时间、距离、重量、容量、价值等概念作主语,谓语多用单数。ﻫEighthundreddollarsisenoughtoliveon.3.以-s结尾的专有名词(linguistics,economics,measles,diabetes等),谓语通常用单数形式。4.“分数或百分数+主语”,谓语跟主语保持一致。Twothirdsofthevillagesareflooded(theareaisunderwater).ﻫ5.不定代词(one,each,everyone,everybody,everything,noone,nobody,nothing,anyone,anybody,anything,someone,somebody,something等)作主语,谓语用单数。Ever...