what's he doing Mom
what he do Mom
pro:int pro:sub part n:prop
what's he doing mom ?
w ʌ t s WORD_BOUNDARY h iː WORD_BOUNDARY d uː ɪ ŋ WORD_BOUNDARY m ɑː m WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY h e WORD_BOUNDARY d o i n g WORD_BOUNDARY m o m WORD_BOUNDARY