EffectiveSentencesCorrectnessUnityClarityCoherenceEmphasisCorrectnessTrytoavoid:1.Run-onsentences(不间断句子、逗号谬误句子、串句)2.Fragmentarysentences(破句、不完整句子)3.Faultyparallelism(错误平行结构)4.Misplacedmodifiers(错置修饰语)5.Danglingmodifiers(垂悬修饰语TheotherkindsoferrorsthatviolatethecorrectnessofsentencesTheincorrectuseoftenseorvoiceThewrongwordorderTheincorrectcollocationThespellingmistakeThedisagreementbetweenthesubjectandthepredicateThedisagreementbetweentheantecedentandthereferencepronounTheincorrectuseofpartofspeechThewordinessTheconfusingshiftsThevaguereferenceUnityTrytoavoid:1.Choppysentences(不连贯的短句)2.Stringysentences(冗长句)3.Disconnectedsentences4.IncompletesentencesChoppysentencesTheideaofoneunifiedsentenceshouldnotbechoppedintoseveralsimplesentences.Ifasimpleideaisbrokenupunnecessarilyintotwoormoresentences,thesentencewillfailtoshowtherelationshipbetweenideas.ChoppysentencesHefoundthekitchenwindowopen.Heputaladderagainstthewindow.Heclimbedin.Findingthekitchenwindowopen,heputaladderagainstitandclimbedin.MybestfriendatuniversitywasourEnglishteacher.HernamewasWangPing.ShetaughtusEnglishfortwoyears.MybestfriendatuniversitywasourEnglishteacher,WangPing,whotaughtusfortwoyears.choppysentences指两个或两个以上简短句子排列在一起,这些短句提供的信息量很小,甚至把一个简单的思想内容也割裂成两个或两个以上的内容用短句加以表达。虽然这些句子语法正确,但不连贯,显得乏力。StringysentencesAstringysentencereferstoasentencewhichiscarelesslystrungtogetherbyusing“and”,“but”,“so”and“then”.Astringysentenceoftenresultsfromcombiningtoomanyindependentclausesintoonesentence.Combinedtogetherthiswaythesentencebecomesnotonlychildishandmonotonousbutalsoineffective.StringysentencesThecompetitionforcollegeenrollmentisextremelykeenthisyearandthecandidatesspenddaysandnightspreparingfortheentranceexaminationsneglectingtheirhealthandsothenewspaperscarryarticlesurgingteachersandparentstotakeupthisproblemseriously.Asthecompetitionforcollegeenrollmentisextremelykeenthisyear,thecandidatesspenddaysandnightspreparingfortheentranceexaminations,neglectingtheirhealth.Inviewofthis,thenewspaperscarryarticlesurgingteachersandparentstotakeupthisproblemseriously.DisconnectedsentencesBorninasmalltowninSouthChinaintheearly50s,hegrewuptobeafamousmusician.HewasborninasmalltowninSouthChinaintheearly50s.Inhischildhoodhelikedtosingsongs.Laterheenteredaconservatory(音乐学院).Inthe70shebecameafamousmusician.IncompletesentencesDuFuwasoneofthegreatestpoets.DuFuwasoneofthegreatestpoetsoftheTangDynasty.DuFuwasoneofthegreatestpoetsinChina.ClarityTrytoavoid:Vagueandwrongreferencesofpronouns(代词的模糊和错误指称)Unspecifiedcomparison(不具体的比较)Lackofnecessarydetails(必要细节的缺乏)Confusingshifts(模糊的转换)AnntoldherclassmateJanethatshehadwonthefirstprize.AnntoldherclassmateJane,“Ihavewonthefirstprize.”AnntoldherclassmateJane,“Youhavewonthefirstprize.”Thestudentusedsomemixedfiguresofspeechinhiswriting,whichtheteacherdisapprovedof.Theteacherdisapprovedofthestudent’suseofsomemixedfiguresofspeechinhiswriting.Theroomwascrowdedwithpeople.Somewerejokingandlaughingnoisily.Othersweredrinkingandsmoking.Thismadehimsick.Theroomwascrowdedwithpeople.Somewerejokingandlaughingnoisily.Othersweredrinkingandsmoking.Theatmospheremadehimsick.Inthearticleitpointsoutthat60percentofAmericanhighschoolstudentshavecheatedatleastonceontests.Thearticlepointsoutthat60percentofAmericanhighschoolstudentshavecheatedatleastonceontests.IlikeJaneasmuchasAnn.IlikeJaneasmuchasIlikeAnn.IlikeJaneasmuchasAnndoes.Johnistallerthananystudentinhisclass.Johnistallerthananyotherstudentinhisclass.Bettyisclevererthananyoneinherfamily.Bettyisclevererthananyoneelseinherfamily.Theplanyoumadeismorepracticalthanshemade.Theplanyoumadeismorepracticalthantheoneshemade.Itspriceisevenhigherthangold.Itspriceisevenhigherthanthatofgold.Comparedwiththelossofapurse,thiswouldcauseadisaster.Comparedwiththelossofapurse,thiswasmuchmoreserious.Itwouldcauseadisaster.ConfusingshiftsShiftsinvoiceandsubjectShiftsinpersonandnumberShiftsintenseShiftsinmoodThemandrovethecarattopspeedandaladywasrunover.Themandrovethecarattopspeedandrunoveralady.Theprofessorlefttheclassroomafterthelecturewasfinished.Theprofessorlefttheclassroomafterhefinishedthelecture.Ifoneworkshard,wearelikelytopasstheexam.Ifoneworkshard,he/sheislikelytopasstheexam.Ifapersonthinksonlyofhimself,theywillhavefewfriends.Ifapersonthinksonlyofhimself,hewillhavefewfriends.Hestudiedharddayandnightbutfailstopasstheexam.Hestudiedharddayandnightbutfailedtopasstheexam.Firststopthenoiseandthenyoumaystartthediscussion.Firststopthenoiseandthenstartthediscussion.CoherenceParallelismSubordinationAmanisjudgednotonlybywhathesaysbutalsobyhisdeeds.Amanisjudgednotonlybywhathesaysbutalsobywhathedoes.Wethoughtshewascharming,intelligent,andaverycapableyoungwoman.Wethoughtshewascharming,intelligent,andverycapable.DevicesusedtoachievesubordinationUsinganadverbialclauseUsinganattributiveclauseUsingan“-ing”participialphraseUsingan“-ed”participialphraseUsinganappositiveItislateandIhavetoleave.Becauseitislate,Ihavetoleave.Shewatersthetreeeveryday,anditturnsdry.Althoughshewatersthetreeeveryday,itturnsdry.Thegirl