English for Today by Ganiu Abisoye Bamgbose (Dr GAB)
On the Standard Usage of Prepositions
I may have to postpone this till further notice (nonstandard).
I may have to postpone this until further notice (standard).
He pleaded guilty of murder (nonstandard).
He pleaded guilty to murder (standard). To formally admit and declare that one is guilty (of some crime or accusation) is to plead guilty to (such crime).
I am asking this question with all seriousness (nonstandard).
I am asking this question in all seriousness (standard).