Fill out the blank with the correct prepositions

Part III : Fill out the blank with the correct prepositions
Prepositions : in, on, at, with, through, over, up, off, ...
On Sunday, I can get _____________ late.
John helped the lady to get ___________ the bus.
They carried ___________ talking when the teacher arrived.
Tom is depressed. He's finding it difficult to get _________ his divorce.
We were late for the class because we were held __________ in traffic.