we've been going to the zoo
we be go to the zoo
pro:sub aux part prep det:art n
we've been going to the zoo .
w iː v WORD_BOUNDARY b ɪ n WORD_BOUNDARY ɡ oʊ ɪ ŋ WORD_BOUNDARY t ə WORD_BOUNDARY ð ə WORD_BOUNDARY z uː WORD_BOUNDARY
w e ' v e WORD_BOUNDARY b e e n WORD_BOUNDARY g o i n g WORD_BOUNDARY t o WORD_BOUNDARY t h e WORD_BOUNDARY z o o WORD_BOUNDARY