JLPT N1
~のやら / ものやら / ことやら
I wonder; unsure; I don't know
Structure / Usage
Question word + のやら / ものやら / ことやら
Example Sentences
いつ届くのやら、見当もつかない。
I have no idea when it will arrive.
何が起こったことやら、さっぱり分からない。
I have absolutely no idea what happened.
I wonder; unsure; I don't know