CODE MIXING BY TEACHERS IN THE SCHOOL INTERACTION

This study deals with code mixing by the teachers in the school interaction. It was aimed to find out the types of code mixing, the realization of code mixing by the teachers, and the teachers’ reasons of the use of code mixing. This study used descriptive qualitative method then the design was observational case study. The subjects of this study were the teachers of the third grade of SDN 093 Gunung Tua, Panyabungan, Mandailing Natal comprised 4 teachers. The object of this study was utterances related to code mixing. The data were analyzed by using Interactive Model by Miles, Huberman, and Saldana. Suwito’ Theory was used to find out the types of code mixing, while to find out the realizations of code mixing by the teachers and the teachers’ reasons for the use of code mixing Wadhaugh’s theory was used about the functions and factors causing code mixing. Based on the data analysis, the types of code mixing that were used by the teachers are word insertion (22%), phrase insertion (32%), and clause insertion code mixing (46%). Realizations of code mixing was dominantly realized as their communication strategy and to show their identity as Mandailing people. The teachers’ reasons for the use of code mixing was because of speaker partner, bilingual or multingual, prestige, absence of vocabulary, and situation.