most do in that context, though not in cases like this sentence, where 'that' ta...

most do in that context, though not in cases like this sentence, where 'that' takes a heavy stress and therefore doesn't undergo vowel reduction: https://en.wikipedia.org/wiki/Stress_and_vowel_reduction_in_...

(a shortcoming of that article, and often of linguistic studies of english in general, is that indian english has more speakers than either american english or british english, but gets rather short shrift in it; in particular, i don't know how consistently vowel reduction is applied in indian english, and its prosody is very notably different)