what's he up to
what he up to
pro:int pro:sub adv prep
what's he up to ?
w ʌ t s WORD_BOUNDARY h iː WORD_BOUNDARY ʌ p WORD_BOUNDARY t uː WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY h e WORD_BOUNDARY u p WORD_BOUNDARY t o WORD_BOUNDARY