he wouldn't buy it
he will buy it
pro:sub mod v pro:per
he wouldn't buy it .
h iː WORD_BOUNDARY w ʊ d ə n t WORD_BOUNDARY b aɪ WORD_BOUNDARY ɪ t WORD_BOUNDARY
h e WORD_BOUNDARY w o u l d n ' t WORD_BOUNDARY b u y WORD_BOUNDARY i t WORD_BOUNDARY