look at what Mark is doing
look at what Mark be do
v prep pro:int n:prop aux part
look at what mark is doing .
l ʊ k WORD_BOUNDARY æ t WORD_BOUNDARY w ʌ t WORD_BOUNDARY m ɑː ɹ k WORD_BOUNDARY ɪ z WORD_BOUNDARY d uː ɪ ŋ WORD_BOUNDARY
l o o k WORD_BOUNDARY a t WORD_BOUNDARY w h a t WORD_BOUNDARY m a r k WORD_BOUNDARY i s WORD_BOUNDARY d o i n g WORD_BOUNDARY