it's really hard isn't it
it's really hard isn't it?
ɪ t s WORD_BOUNDARY ɹ iə l i WORD_BOUNDARY h ɑ ɹ d WORD_BOUNDARY ɪ z ə n t WORD_BOUNDARY ɪ t WORD_BOUNDARY
i t ' s WORD_BOUNDARY r e a l l y WORD_BOUNDARY h a r d WORD_BOUNDARY i s n ' t WORD_BOUNDARY i t ? WORD_BOUNDARY