A:	I think  that, at least what I used to observe in student teaching, was that some college kid who might not be all that bright to begin with, was thrown into a class room with a teacher who was harried and overworked and, uh, had too many kids to handle and too many things to do and too many interruptions to pay much attention to the student teacher.
ʌ WORD_BOUNDARY aɪ WORD_BOUNDARY θ ɪ ŋ k WORD_BOUNDARY ð æ t WORD_BOUNDARY æ t WORD_BOUNDARY l iː s t WORD_BOUNDARY w ʌ t WORD_BOUNDARY aɪ WORD_BOUNDARY j uː z d WORD_BOUNDARY t ʊ WORD_BOUNDARY ə b z ɜː v WORD_BOUNDARY ɪ n WORD_BOUNDARY s t uː d ə n t WORD_BOUNDARY t iː t̠ʃ ɪ ŋ WORD_BOUNDARY w ʌ z WORD_BOUNDARY ð æ t WORD_BOUNDARY s ʌ m WORD_BOUNDARY k ɑ l ɪ d̠ʒ WORD_BOUNDARY k ɪ d WORD_BOUNDARY h uː WORD_BOUNDARY m aɪ t WORD_BOUNDARY n ɑ t WORD_BOUNDARY b iː WORD_BOUNDARY ɔ l WORD_BOUNDARY ð æ t WORD_BOUNDARY b ɹ aɪ t WORD_BOUNDARY t ə WORD_BOUNDARY b ɪ ɡ ɪ n WORD_BOUNDARY w ɪ ð WORD_BOUNDARY w ʌ z WORD_BOUNDARY θ ɹ oʊ n WORD_BOUNDARY ɪ n t ʊ WORD_BOUNDARY ʌ WORD_BOUNDARY k l æ s WORD_BOUNDARY ɹ uː m WORD_BOUNDARY w ɪ ð WORD_BOUNDARY ʌ WORD_BOUNDARY t iː t̠ʃ ə ɹ WORD_BOUNDARY h uː WORD_BOUNDARY w ʌ z WORD_BOUNDARY h æ ɹ i d WORD_BOUNDARY æ n d WORD_BOUNDARY oʊ v ə ɹ w ɜː k t WORD_BOUNDARY æ n d WORD_BOUNDARY ʌ WORD_BOUNDARY h æ d WORD_BOUNDARY t uː WORD_BOUNDARY m ɛ n i WORD_BOUNDARY k ɪ d z WORD_BOUNDARY t ə WORD_BOUNDARY h æ n d ə l WORD_BOUNDARY æ n d WORD_BOUNDARY t uː WORD_BOUNDARY m ɛ n i WORD_BOUNDARY θ ɪ ŋ z WORD_BOUNDARY t ə WORD_BOUNDARY d uː WORD_BOUNDARY æ n d WORD_BOUNDARY t uː WORD_BOUNDARY m ɛ n i WORD_BOUNDARY ɪ n t ə ɹ ɹ ʌ p ʃ ə n z WORD_BOUNDARY t ə WORD_BOUNDARY p eɪ WORD_BOUNDARY m ʌ t̠ʃ WORD_BOUNDARY ʌ t ɛ n ʃ ə n WORD_BOUNDARY t ə WORD_BOUNDARY ð ə WORD_BOUNDARY s t uː d ə n t WORD_BOUNDARY t iː t̠ʃ ə ɹ WORD_BOUNDARY