you heard it before
you hear it before
pro:per v pro:per adv
you heard it before ?
j uː WORD_BOUNDARY h ɜː d WORD_BOUNDARY ɪ t WORD_BOUNDARY b ɪ f oː ɹ WORD_BOUNDARY
y o u WORD_BOUNDARY h e a r d WORD_BOUNDARY i t WORD_BOUNDARY b e f o r e WORD_BOUNDARY