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