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语块教学促进英语议论文写作能力提高的实证研究 Introduction Theabilitytowritewellisrecognizedasanessentialskillthatstudentsneedtomasterforsuccessinacademicandprofessionallife.InthecontextofEnglishlanguagelearning,thedevelopmentofwritingskills,particularlyinwritingargumentativeessays,hasbeenapriorityforeducators.Tothisend,variousteachingapproachesandtechniqueshavebeenemployed.Amongthem,theuseoflanguagechunksorchunksoflanguagehasgainedattentionasapowerfultoolforenhancingwritingproficiency.ThisstudyaimstoinvestigatetheeffectivenessoflanguagechunkinstructioninpromotingargumentativeessaywritingskillsinthecontextofEnglishasasecondlanguage(ESL)education. Background Traditionally,Englishlanguageteachinghasfocusedontheteachingofgrammarandvocabulary,aimingtoenhancelinguisticknowledge.However,thisapproachhasbeencriticizedforitsfailuretohelplearnerscommunicateeffectivelyinreal-lifesituations.Inrecentyears,researchershaveemphasizedtheimportanceofteachingchunksoflanguage,i.e.,phrasesorexpressionsthatarecommonlyusedinnativespeakers'speechandwriting.Thisapproachhasbeenshowntobeusefulinimprovingfluency,accuracy,andpragmaticcompetence,asitexposeslearnerstothecontextualizeduseofwordsandstructuresandfacilitatestheiruseoflanguageindiscourse. InESLwriting,particularlyinargumentativeessays,studentsneedtouseappropriateandpersuasivelanguagetoconveytheirideaseffectivelytothereader.However,ESLlearnersareoftenunabletoproducecoherentsentencesordevelopalogicalargumentduetotheirlimitedknowledgeofidiomaticexpressionsanddiscoursemarkers,whicharecrucialinconveyingthewriter'sstanceandorganizationofideas.Theuseofchunksoflanguagecanhelpbridgethisgapbyprovidingstudentswithready-madetemplatesforexpressingtheirideas,conveyingtheirstance,andstructuringtheirarguments. Methodology Thestudyinvolved40ESLstudents,agedbetween17-20,fromapublichighschoolinChina.Theparticipantswererandomlyassignedtotwogroups:experimentalandcontrol.Bothgroupsreceivedapre-testtoassesstheirwritingproficiencyinargumentativeessays.Theexperimentalgroupthenrecei