she didn't come back yet
she do come back yet
pro:sub mod v adj adv
she didn't come back yet ?
ʃ iː WORD_BOUNDARY d ɪ d n t WORD_BOUNDARY k ʌ m WORD_BOUNDARY b æ k WORD_BOUNDARY j ɛ t WORD_BOUNDARY
s h e WORD_BOUNDARY d i d n ' t WORD_BOUNDARY c o m e WORD_BOUNDARY b a c k WORD_BOUNDARY y e t WORD_BOUNDARY