front vowels and back vowelsEE i AE EH A --with mouth open largereg:heat hit hate het hatOO Uh Oh Aw...
front vowels and back vowels
EE i AE EH A --with mouth open larger
eg:heat hit hate het hat
OO Uh Oh Aw Ah --with mouth open larger
eg:boot book boat bought bot
EE eg:feed seen bean seal team cheap
i eg:been listen business live
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