ENGLISH PHONETICS1 Vowels and Consonants2 Strong and Weak Forms3 Stress4Intonation目录CONTENTS5Rhythmlinking601CHAPTERClassification of English phonemesvowels consonants1. Classification of English phonemesvowels and consonants The distinction between vowels and consonants lies in the obstruction of airstream. In the pronunciation of a vowel, the air stream from the lungs meets no obstruction of any kind in the throat, the nose, or the mouth, while in the pronunciation of a consonant, the air str