Prepositions “in, on or at” are usually used for different places.
Examples
He lives in New York.
Students study in library.
The wedding ceremony will be held in the hall.
There are some books on the table.
The teacher wrote a sentence on blackboard.
He was flying kite on the roof.
Her parents were waiting for her at the entrance of school
There was a huge gathering at bus stop.
His house is at the end of street.
Prepositions “in, on or at” are usually used for different places.
Examples
He lives in New York.
Students study in library.
The wedding ceremony will be held in the hall.
There are some books on the table.
The teacher wrote a sentence on blackboard.
He was flying kite on the roof.
Her parents were waiting for her at the entrance of school
There was a huge gathering at bus stop.
His house is at the end of street.