I'm going to let you down
I go to let you down
pro:sub part inf v pro:per adv
i'm going to let you down .
aɪ m WORD_BOUNDARY ɡ oʊ ɪ ŋ WORD_BOUNDARY t ə WORD_BOUNDARY l ɛ t WORD_BOUNDARY j uː WORD_BOUNDARY d aʊ n WORD_BOUNDARY
i ' m WORD_BOUNDARY g o i n g WORD_BOUNDARY t o WORD_BOUNDARY l e t WORD_BOUNDARY y o u WORD_BOUNDARY d o w n WORD_BOUNDARY