I don't know either
I do know either
pro:sub mod v adv
i don't know either .
aɪ WORD_BOUNDARY d əʊ n t WORD_BOUNDARY n əʊ WORD_BOUNDARY aɪ ð ə WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY e i t h e r WORD_BOUNDARY