vowels Clip #1 is a lesson on the vowels and diphthongs. Each vowel has two sounds. There are three diphthongs. Thes These clips offer more help. Listen. Try to say the sounds if you feel like it. A song with the Vowel Sounds More practice with the vowels Another fun song with the vowel sounds Two difficult vowels sounds English vowel practice. Pronunciation and listening practice. 英語の発音を練習する, 영어 발음 연습, 練習英語發音