staircase intonation do's and dont's
Rule 1: Top of the Staircase
T is pronounced T.
Ex. Ted or Italian.
Rule 2: Middle of the Staircase
T is pronounced as D.
Ex. Betty [Beddy], Italy [Idaly].
Rule 3: Bottom of the Staircase
T is in the held position -- the tongue is in the T position, but the air is'nt released.
Ex. hot [ho(t)].
Rule 4: "Held T" Before N
Don't pop the T -- the tongue is in the T position -- but release the air with the N, not the T. There is no [t] and no [ə].
Ex. written [ri(t)n].
Rule 5: The Silent T
[t] and [n] are so close in the mouth that the [t] can simply disappear.
Ex. interview [innerview].Read more here Murphy's Note: American Accent Training
Pronunciation Power 1 STAIR