heaven knows|God|God knows|goodness|goodness knows Thành ngữ, tục ngữ
heaven knows|God|God knows|goodness|goodness knows
informal 1. Maybe God knows but I don't know and no one else knows.

Often used with "only".
Do you know where Susan is? God only knows! 2. Surely; certainly.
Goodness knows, the poor man needs the money. Heaven only knows, I have tried hard enough.heaven knows|God|God knows|goodness|goodness knows
informal 1. Maybe God knows but I don't apperceive and no one abroad knows.

Often acclimated with "only".
Do you apperceive area Susan is? God alone knows! 2. Surely; certainly.
Goodness knows, the poor man needs the money. Heaven alone knows, I accept approved adamantine enough.