English for Today by Ganiu Abisoye Bamgbose (Dr GAB)
PREPOSITIONS
This lady is pregnant ~of~ twins (nonstandard).
This lady is pregnant *with* twins (standard).
This car is similar ~with~ mine (nonstandard).
This car is similar *to* mine (standard).
She did it ~on~ her own volition (nonstandard).
She did it *of* her own volition (standard).
If you do something of your own volition, you do it because you have decided for yourself that you will do it and not because someone else has told you to do it.
GAB
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