did Mommy promise she'd buy it
do Mommy promise she buy it
v n:prop n pro:sub v pro:per
did mommy promise she'd buy it ?
d ɪ d WORD_BOUNDARY m ɑː m i WORD_BOUNDARY p ɹ ɑː m ɪ s WORD_BOUNDARY ʃ iː d WORD_BOUNDARY b aɪ WORD_BOUNDARY ɪ t WORD_BOUNDARY
d i d WORD_BOUNDARY m o m m y WORD_BOUNDARY p r o m i s e WORD_BOUNDARY s h e ' d WORD_BOUNDARY b u y WORD_BOUNDARY i t WORD_BOUNDARY