In practice, TESOL is often used as synonymous with TESL or TEFL, where the acronyms stand for Teaching English as a Second Language and Teaching English as a Foreign Language. TESOL has however become more popular than these two concepts since its focus is that of language development for the students, without the differentiation of the English language as a second language or as a language taught to people speaking foreign languages (Beare). According to some sources even, TESOL would be a combination of the two TEFL and TESL (TESOL Direct).

At a general level, TEFL integrated programs of English teaching for the people who lived in countries where English was not commonly spoken. The students of TEFL would normally need basic English language knowledge so that they could maintain communications and gather necessary information in their trips to English speaking countries. In the case of TESL, these courses were...
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