The purpose of this book is to introduce the phonology to the student By knowing the process of sound they could become better speaker of listener Thus we are not the native speaker of English whithout knowing the tone or the assimilation of some words will make us confuse ThatThe purpose of this book is to introduce the phonology to the student. By knowing the process of sound, they could become better speaker of listener. Thus, we are not the native speaker of English, whithout knowing the tone or the assimilation of some words will make us confuse. That