they don't stand up
they do stand up
pro:sub mod v adv
they don't stand up .
ð eɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY s t æ n d WORD_BOUNDARY ʌ p WORD_BOUNDARY
t h e y WORD_BOUNDARY d o n ' t WORD_BOUNDARY s t a n d WORD_BOUNDARY u p WORD_BOUNDARY