2 24 24Initials a Open your mouth wide, with your tongue in the middle in a low position; the lips are naturally opened.Half-close your mouth with the tongue in a half- high position; draw back your tongue and make your lips round-shaped. oAfter pronouncing o, naturally open up your mouth and keep the tongues position unchanged. eWhenpronoucingi,the tongueisinthehighest position,themouthis slightlyopenedandthelips areflat-shaped.Stretch forwardyourtongue,putit againstthebackofthe lowerteethandop