B:	What else has changed between the sixties and the eighties  and the nineties?
b iː WORD_BOUNDARY w ʌ t WORD_BOUNDARY ɛ l s WORD_BOUNDARY h ʌ z WORD_BOUNDARY t̠ʃ eɪ n d̠ʒ d WORD_BOUNDARY b ɪ t w iː n WORD_BOUNDARY ð ə WORD_BOUNDARY s ɪ k s t i z WORD_BOUNDARY æ n d WORD_BOUNDARY ð ɪ WORD_BOUNDARY eɪ t i z WORD_BOUNDARY æ n d WORD_BOUNDARY ð ə WORD_BOUNDARY n aɪ n t i z WORD_BOUNDARY