There Is an Increasing，emphasis throughout the world of curriculumand didactics on the importance of the studies about the comfnunlcatlonIn the classroom because the studies of curriculum and didactics have beenfurthered and the eyeshot has beenbroadened．Among the studies about thecommunication In the classroom，the study of the efeectlve communicationIn the classroom Is an essential forward－position theoretical issue Inmodern curriculum and didactics．Making good use of the effectiveoommunlcatlon In the classroom to promote the development ofInstructional cognltlofl to facilitate the improvement of Instructionalquality，todeve1opthehumansubJectlvltyandarousethehumansubJectlveconsciousness，Is the objective demand of the modern socialistconst厂Uctlon；us the objective demand of building and improving theeconomic systems ot the socialist market InChlna；Is the practical choicefacing the social development In the 21'Century．And further more，ItIneets the requirement ofour times supremely．The study olthe effectivecommunication In the classroomhas important theoretical value andpT．actlcal slgnlllcance for the Innovation of the present Instructionalsituation and tor the development ot curriculum and didactics．Thereforeadopting theMarxlsm doctrines as the basic methodologyandabsorbing therecent research achievements In philosophy，sociology，psychology，oducatlonal sciences and so off the purpose ot this dissertation Is tomake a systematic and thorough Investigation Into the key theoretical andpractical issues of the effective communication In the classroom with thehelp of Inspection method，diagnoses，literature analysis and theoretical ／analysis． Ihe dissertation consists of tour parts as follows： me门rstp；Jrt．The concept ot the eftectlve communication In theCldSSYOOffi IS dlSCLISS6d dHd dof1D6d．m6 ldtUfC Or th 6汀6Ct1V6collllllunlcatlon in the classroom，mhlch results In the psychothelcal andperrormance improvement of＊theement communicating sub」ects，Is concerned andIt suggests that the Interaction of teacher－student，studentstudent Isthe nature of the effective communication In the classroom．Mutualsubjectivity，Inltlatlve，relying on ablending olmedla types，polyphylyand feedback are five basic characteristics．The problem ot the functionsabout the effective conununlcatlon In the classroom Is settled．on thebasis ofhavlng discussed theproblems about the traditionalcoounlcatlon In the classroom，the necessity and feasiblltw ofInnovating the traditional conununlcatlon In the classroom aredemonstrat叫． 7he secondwrt．A comprehensive and Clairvoyant study of thee11oc tlve communication In the claSSroom Is made In aid ofmulti－visual－angles，Includl【ig philosophy，sociology，psychology andeducational sciences．Tho theory of the effective conununlcatlon In theclasst．oom used as one of the philosophic foundation of the subjectiveInstruction，the students'sub」ect positions are atllrmedand persistedcon且ormab且y，uncontradlctorl卫y throughout the process of classroomInstruction although there are dlfterences In principal and subordinatepositions and their． Intertranstorm．The ellectlve conununlcatlon In theclassroom has its own potential social functions，such as non－pla几implicit，profound and dlpolar attributes．It plays an important role Inthe process that an Individual Student as a natural person changes Intoa social person．foe eeeective communication In the classroom redoundsto the tormatlon of class community system as a collective Based upontheresultolapr．actlcallnveetlgatlonandstatlstlcsana1ysls，ltcannotbe denied th