I'm sure it is
I sure it be
pro:sub adj pro:per cop
i'm sure it is!
aɪ m WORD_BOUNDARY ʃ ʊə ɹ WORD_BOUNDARY ɪ tʰ WORD_BOUNDARY ɪ z WORD_BOUNDARY
i ' m WORD_BOUNDARY s u r e WORD_BOUNDARY i t WORD_BOUNDARY i s ! WORD_BOUNDARY