买 什么 书 啊
mai3 shen2me shu1 a1
v pro:wh n sfp
买 什么 书 啊 ?
m ai̯˧˩˧ WORD_BOUNDARY ʂ ə˧˥ n m ɤ WORD_BOUNDARY ʂ u˥ WORD_BOUNDARY a˥ WORD_BOUNDARY 
买 WORD_BOUNDARY 什 么 WORD_BOUNDARY 书 WORD_BOUNDARY 啊 WORD_BOUNDARY