Pilihan Bahasa Siswa SMA Taruna Bumi Khatulistiwa Kabupaten Kubu Raya Kalimantan Barat (Kajian Sosiolinguistik)

This study aims to describe and explain Students\u27 Language Selection in SMA Taruna Bumi Khatulistiwa Kubu Raya Distric of West Kalimantan. The scope of the study covers: code switching, mixed code, variations of students\u27 language. Some forms of interference including interference code form of code words, phrases, clauses, forms a baster, repeated words, mixed form and form code into the code to outside interference. The occurrence of code switching and code interference caused by several factors, including: talks and speakers, the listener or hearer, the presence of a third hearer, and change the subject.Language variations are grouped into four basic code that Indonesian (BI), Pontianak Malay Dialect (BMDP), Chinese Language Dialect Khek (BTDK), Sambas Malay Dialect ( BMDS ).These languages ​​each have a role in the daily communication within the SMA Taruna Bumi Khatulistiwa, Kubu Raya.The results showed students\u27 choice of language gives the positive and negative impact on learning Indonesian in the senior high school students.The results of the research can be implemented in the appropriate language learning base on curriculum 2013 when viewed from some aspects of which in terms of language learning objectives , in terms of the selection of teaching materials , in terms of legibility , the implementation of language learning , and the lesson plan