you knocked it down
you knock it down
pro:per v pro:per adv
you knocked it down.
j uː WORD_BOUNDARY n ɑ k t WORD_BOUNDARY ɪ t WORD_BOUNDARY d aʊ n WORD_BOUNDARY
y o u WORD_BOUNDARY k n o c k e d WORD_BOUNDARY i t WORD_BOUNDARY d o w n . WORD_BOUNDARY