you've never seen this before
you never see this before
pro:per adv part pro:dem adv
you've never seen this before !
j uː v WORD_BOUNDARY n ɛ v ɚ WORD_BOUNDARY s iː n WORD_BOUNDARY ð ɪ s WORD_BOUNDARY b ɪ f oː ɹ WORD_BOUNDARY
y o u ' v e WORD_BOUNDARY n e v e r WORD_BOUNDARY s e e n WORD_BOUNDARY t h i s WORD_BOUNDARY b e f o r e WORD_BOUNDARY