Mother tongue largely refers not only to the language learners but also the speaker's home language. The study was conducted to find whether they are aware of the mother tongue interferences the foreign language and on which skill(s) it has the biggest effect. A questionnaire by which the participants were asked to rate the questions. The questionnaire was based on quantitative approach. A sample was selected of (13) teachers. It was chosen randomly out of the total number of the teachers who teach English in Zarqa Directorate. Results of the study showed that teachers prefer to use Arabic in teaching English at a normal level, there is no significant difference in using Arabic in English classes related to the year of experience of the teacher, but there is difference related to the gender of the teachers and type of schools
Norma Nawaf Al-Zayed *
mother tongue, interference, foreign language, significant.