mine's is ain't it
mine be be it
n cop v pro:per
mine's is ain't it ?
m aɪ n z WORD_BOUNDARY ɪ z WORD_BOUNDARY eɪ n t WORD_BOUNDARY ɪ t WORD_BOUNDARY
m i n e ' s WORD_BOUNDARY i s WORD_BOUNDARY a i n ' t WORD_BOUNDARY i t WORD_BOUNDARY