I turned it on
I turn it on
pro:sub v pro:per adv
i turned it on.
aɪ WORD_BOUNDARY t ɜː n d WORD_BOUNDARY ɪ t WORD_BOUNDARY ɔ n WORD_BOUNDARY
i WORD_BOUNDARY t u r n e d WORD_BOUNDARY i t WORD_BOUNDARY o n . WORD_BOUNDARY