and he never did before
and he never do before
coord pro:sub adv v adv
and he never did before .
a n d WORD_BOUNDARY h iː WORD_BOUNDARY n ɛ v ə WORD_BOUNDARY d ɪ d WORD_BOUNDARY b ɪ f ɔː WORD_BOUNDARY
a n d WORD_BOUNDARY h e WORD_BOUNDARY n e v e r WORD_BOUNDARY d i d WORD_BOUNDARY b e f o r e WORD_BOUNDARY