THE ERRORS OF ENGLISH PRONUNCIATION ON VOWELS MADE BY THE SECOND YEAR STUDENTS AT SMPN 2 MENGANTI, GRESIK

This study is conducted on the errors of English pronunciation od vowels made by the second year students at SMPN 2 Menganti, Gresik. The focus of this research is to obtain the kind of English pronunciation errors on vowels made by the students and to describe the sources of students. error. Some cases of pronunciation
come because the students are not native speaking of English. The research defines this topic because she finds that most of students pronounced error in pronouncing
vowels in English words. Whereas pronounce incorrect can make misunderstanding among the speakers.
In this research, the researcher uses descriptive qualitative as the design of her research. Data collections technique uses in this research are observation and reading
test. The observation is to observe the class and to get the data from the student.spronunciation. The reading test is to is used to know students. utterance. This instrument used to identify the student errors in pronouncing English words on vowels and to observe the sources that influence students in making error in pronouncing English word on vowels.
From the analysis of the recording, the researcher gets 3 kinds of pronunciation errors on vowels which occur in the students. utterance. They are errors in short vowel, long vowel, and diphthong. The result showed that majority of
the students of SMP N 2 Menganti made pronunciation errors on diphthong [a. ]. The average of the students made those errors was about 93,33%. Based on the data about
the sources of students. pronunciation on vowels, it showed the common source of students errors on vowels was because of the the interference from mother tongue (Interlanguage). Most of the students. pronouncing English words as written,
substituting short vowels for long vowels, substituting long vowel for short vowel, and substituting vowels for diphthong