Basic principles of phonetics and definitions of vowels and consonants symbols and transcription. Simple analysis of recorded samples of native-speaker reading. Practical exercises in reading recording and playback of selected texts both monologue and dialogue in formal and informal speech with attention to non-segmental features such as stress and intonation. Paralinguistic features of language. Survey of speech sound difficulties in English for Thai speakers through classroom observation or sample language classroom teaching, video seminars on how to deal with these problems