I don't know who is driving
I do know who be drive
pro:sub mod v pro:rel aux part
i don't know who is driving .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY h uː WORD_BOUNDARY ɪ z WORD_BOUNDARY d ɹ aɪ v ɪ ŋ WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY w h o WORD_BOUNDARY i s WORD_BOUNDARY d r i v i n g WORD_BOUNDARY