they were very good cooks
they be very good cook
pro:sub cop adv adj n
they were very good cooks .
ð eɪ WORD_BOUNDARY w ɜː WORD_BOUNDARY v ɛ ɹ i WORD_BOUNDARY ɡ ʊ d WORD_BOUNDARY k ʊ k s WORD_BOUNDARY
t h e y WORD_BOUNDARY w e r e WORD_BOUNDARY v e r y WORD_BOUNDARY g o o d WORD_BOUNDARY c o o k s WORD_BOUNDARY