It presents a comprehensive study of the sounds of Spoken English in their most important phonetic environments. Some important additions to the book are the extensive Glossary and Index, abundant guides to pronunciations, new sections featuring such details as the complete "Ask-List" of words, a program for the elimination of glottal attacks of vowel and dipthong sounds, greatly expanded practice material of phrases and sentences, and an updated Chart showing several levels of phonetic transcription and spelling equivalents in current usage.