Které věty jsou prosím špatně? popř. jaké jsou rozdíly?
Díky moc.
I spent all night studying.
I spent all night by studying.
I spent all night on studying.
I´m sure you have found much better things to spend your time with.
I´m sure you have found much better things to spend your time by.
I´m sure you have found much better things to spend your time.
I´m sure you have found much better things for spending your time.
I´m sure you know much more ways how to spend your precious time.
I think you do know how to spend your free time.
I think you do know how to deal with your free time.
I´m sure you have a lot of things to spend your time doing (them).