IL FOSSILIZATION PHENOMENON ANALYSIS IN STUDENTS’ WRITING PERFORMANCE

It has been widely recognized that interlanguage fossilization is the common phenomena in second language acquisition. The present study tried to investigate the students’ writing performance to find out whether interlanguage fossilization occured or not. The primary goal of this research was to give information relating to interlanguage fossilization in students’ writing performance.This research was qualitative research. The writer used observation, documentation and interview to collect the data. Purposive sampling was the technique for choosing the ten students of the sixth and the eight semester of English Education Study Program of IAIN Jurai Siwo Metro in the Academic Year of 2017/2018. The result of this research showed that there were two types of interlanguage fossilization commonly produced by students. They were syntactical fossilization and morphological fossilization. Syntactical fossilization consisted of 71, 86% and morphological fossilization consisted of 28, 14%.  Moreover, interlanguage fossilization phenomenon in students’ writing performance was caused by the students’ low English proficiency. Therefore, the students should be more active to improve their English ability.