they've finished doing their writing now
they finish do their write now
pro:sub part part det:poss n:gerund adv
they've finished doing their writing now .
ð eɪ v WORD_BOUNDARY f ɪ n ɪ ʃ t WORD_BOUNDARY d uː ɪ ŋ WORD_BOUNDARY ð eə WORD_BOUNDARY ɹ aɪ t ɪ ŋ WORD_BOUNDARY n aʊ WORD_BOUNDARY
t h e y ' v e WORD_BOUNDARY f i n i s h e d WORD_BOUNDARY d o i n g WORD_BOUNDARY t h e i r WORD_BOUNDARY w r i t i n g WORD_BOUNDARY n o w WORD_BOUNDARY