she didn't hide it
she do hide it
pro:sub mod v pro:per
she didn't hide it .
ʃ iː WORD_BOUNDARY d ɪ d n t WORD_BOUNDARY h aɪ d WORD_BOUNDARY ɪ t WORD_BOUNDARY
s h e WORD_BOUNDARY d i d n ' t WORD_BOUNDARY h i d e WORD_BOUNDARY i t WORD_BOUNDARY