who learned their lessons
who learn their lesson
pro:int v det:poss n
who learned their lessons ?
h uː WORD_BOUNDARY l ɜː n d WORD_BOUNDARY ð ɛ ɹ WORD_BOUNDARY l ɛ s ə n z WORD_BOUNDARY
w h o WORD_BOUNDARY l e a r n e d WORD_BOUNDARY t h e i r WORD_BOUNDARY l e s s o n s WORD_BOUNDARY