PREPOSITIONS OF TIME
Prepositions of time 1
ON
TALK ABOUT THE DAYS OF THE WEEK
It´s on Saturday
AT
TALK ABOUT THE HOUR
It´s at half past five
Prepositions of time 2
IN
MONTHS
It´s in October
ON
DATES
It´s on september 7th
AT
HOURS- SPECIFIC TIME
It´s at night
IN
LONG PERIODS
It´s in the morning/afternoon/evening