Question

Please share some simple rules of using prepositions IN - ON - AT.

Answer 1

Also,on weekdays and at weekend.

Answer 2

Use "IN": Date, Place, Months, Seasons, The Morning Countries, Cities & Town Use "ON": Days, Cardinal Number, The Birthday, "on" table, "on" beach, Use "AT": Time, Home, The End,The First, Week-End, The Top, The Moment

Answer 3

I learnt  them using this article http://needgrammar.com/grammar/preposition-of…