哪 个 是 到
na3 ge4 shi4 dao4
pro:wh cl v:cop v:resc
哪 个 是 到 ?
n a ˧˩˧ WORD_BOUNDARY k ɤ ˥˩ WORD_BOUNDARY ʂ ɻ̩ ˥˩ WORD_BOUNDARY t au̯ ˥˩ WORD_BOUNDARY 
哪 WORD_BOUNDARY 个 WORD_BOUNDARY 是 WORD_BOUNDARY 到 WORD_BOUNDARY