TypesofSentenceerrors1.SentencefragmentsAgrammaticallycompletesentencehasaverbwithitssubject.Structurallyitmustbeanindependentunit,capableofstandingalone.Thesentencefragmentmeanssimplythatdependentunitssuchasphrases,clauses,appositivesandothersuchgroupsofwordsaremistakenassentences.(片段句)2.Run-onsentence,esp.acommaspliceArun-onsentenceputstogethertwoormoresentenceswithnomarkofpunctuationbetweenthem.Whentwocompletesentencesruntogetherwithonlyacommabetweenthem,itiscalledarun-onsentence.(误用逗号连接句)3.MisplacedordanglingmodifierAcarelessuseofverbphraseslikeparticiple,gerund,infinitive,etc.resultsinaconstructionusuallyknownasthedanglingmodifier.Aphraseissaidtobedanglingifitisnottiedtosomethingitmodifies.(垂悬句)4.TheillogicalorfaultyparallelismThefalseparallels,thatis,usingparallelstructureforideasthatarenotparallel,shouldbeavoided.Asubordinatewhichorwhoclauseshouldnotbecarelesslyjoinedtoamainclauseby“and”.Correlativessuchasboth---and,either---or,etc.shouldbeusedonlybeforesentenceelementsthatareparallelinform.(误用平行句法)5.TheshiftinpointofviewAnyunnecessaryandillogicalshiftinpointofviewshouldbeavoided.Unnecessaryshiftfromactivetopassivevoiceareundesirable.Aneedlessshiftinnumberandpersonsshouldbeavoided.Shiftsinsubject,perspectives,ortenseshouldbeavoided.(角度随意转换)Identifytheerrorsinthefollowingsentencesandcorrectthem:1.Thebasketballgamewascancelled.Becausehalfoftheplayerswereinbedwiththeflu.2.Thesesnakesaredangerous,however,mostsnakesarequiteharmless.3.Lookingouttowardthehorizon,shesawonlytheoldcabininwhichMaryhadbeenborn.Asinglecottonwoodthathadescapedthedrought.Theapparentlyboundlessexpanseofsunburnedprairie.4.Withtheknowledgethat,althoughthedocumentshavebeenstolen,theyhavenotyetbeenseenbyaforeignagent.5.Lastyear,aftergraduatingfromhighschool,myfatherputmetoworkinhisoffice.6.Toappreciatethepoem,itmustbereadaloud.7.IhelpedmymotherwashclotheslastSunday,thuscausingmetomissthatfilm.8.Drivingacrossthestate,manybeautifullakeswereseen.9.Unselfishpeoplenotonlyarehappierbuttheyaremoresuccessful.10.Ifinallyrealizedthatmydaydreamingwasnotmakingmebeautiful,slender,orfriends.11.Heisamanofwideexperienceandwhoisalsoverypopularwiththefarmers.12.Iaminterestedinelectronics,becauseitisanewfieldandwhichoffersinterestingopportunitiestoonewhoknowsscience.13.Weswepttheroomcarefully,andthefurnitureandshelvesweredusted.14.Ifone’smouthisdry,eatalumpofsugarorchewgum.15.Youmustmakeyourselfinterestingtothegroupthatlistenstoyouandareconstantlytryingtodetectyourmistakes.16.Nooneswaminthelakethatsummer,alittleboyhaddroppedhispetintothewater.17.Ournewcarnotonlyismoreeconomicalbutalsoitismorecomfortablethanthatoldone.18.TimandRitadecidedtosendtheirdaughtertocollegeonthedayshewasborn.19.Hebelievedneitherinhimselfnordidhebelieveinothers.20.Thefatherorderedamealforhisfamilyrangingfromfriedshrimptochoppedbeef.21.Althoughtiredandhungry,thedrillsergeantwouldnotletusrest.22.Bloomsburyismorethanjustthehomeofgreatartists,itisalsothehomeofgreatart.