Pronouncing Vowels 1: Introductions front and central vowels - Explorations in English Language Learning
Vowels might be considered the most significant parts of language pronunciation, as they are frequently the part that surprises us in that differences in vowel pronunciation make mutual intelligibility more difficult. They are particularly important for the rhythm of English, so it is recommended that you read/watch this before addressing that key topic to Standard and other English varieties.
Exercise: Front and Central Vowels - Explorations in English
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