in - on - at

IN,ON and AT (time


IN
-We bought the flat in 1994.
IN+(year/month/season)
(in1988/in September/in winter/in the 21st century)
IN+( a week or more)
(in the Adha holiday/in the summer term)
IN+ part of day
(in the morning/in the evening)
-I woke up in the night.


ON
-The race is on Saturday.
ON+ day/date.
(on Monday/ on 6th December/on that day)
ON+ a single day.
(on Easter Monday/ on Christmas Day)
ON+day+part of day
(on Friday morning/ on Sunday evening)


AT
-The film starts at seven thirty.
AT+ clock time/meal time.
(at three clock/ at lunch time/at that time/at the
moment)
-I can't sleep at night.


IN TIME / ON TIME
- In time(early enough)
-We got to the airport in time to have tea before
taking off.
- On time(at the right time)
-The plane took off on time.
-I hope the meeting starts on time.
NOTE: (in five minutes/ in a day/in an hour/in six weeks' time.)
my best wishes
yours

Thank You