because it was nine o'clock
because it be nine o'clock
conj pro:per cop det:num n
because it was nine o'clock .
b ɪ k ɒ z WORD_BOUNDARY ɪ t WORD_BOUNDARY w ɒ z WORD_BOUNDARY n aɪ n WORD_BOUNDARY ə k l ɒ k WORD_BOUNDARY
b e c a u s e WORD_BOUNDARY i t WORD_BOUNDARY w a s WORD_BOUNDARY n i n e WORD_BOUNDARY o ' c l o c k WORD_BOUNDARY