A:	but the depth of knowledge is quite different.
ʌ WORD_BOUNDARY b ʌ t WORD_BOUNDARY ð ə WORD_BOUNDARY d ɛ p θ WORD_BOUNDARY ʌ v WORD_BOUNDARY n ɑ l ɪ d̠ʒ WORD_BOUNDARY ɪ z WORD_BOUNDARY k w aɪ t WORD_BOUNDARY d ɪ f ɹ ə n t WORD_BOUNDARY