I don't hafta do anything
I do have do anything
pro:sub mod mod v pro:indef
i don't have to do anything.
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY h æ v WORD_BOUNDARY t ə WORD_BOUNDARY d uː WORD_BOUNDARY ɛ n ɪ θ ɪ ŋ WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY h a v e WORD_BOUNDARY t o WORD_BOUNDARY d o WORD_BOUNDARY a n y t h i n g . WORD_BOUNDARY