I don't believe this is so good
I do believe this be so good
pro:sub mod v pro:dem cop adv adj
i don't believe this is so good .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY b ɪ l iː v WORD_BOUNDARY ð ɪ s WORD_BOUNDARY ɪ z WORD_BOUNDARY s oʊ WORD_BOUNDARY ɡ ʊ d WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY b e l i e v e WORD_BOUNDARY t h i s WORD_BOUNDARY i s WORD_BOUNDARY s o WORD_BOUNDARY g o o d WORD_BOUNDARY