Use of AT
Specific time - I wake up at 7 o'clock.
She returned home at midnight.
Holiday period - Everyone seems happy at Christmas.
Days of the week - We will visit you on Wednesdays.
Specific days - I return to my country on the 27th.
Dates - We get together on Christmas Day.
Months - My birthday is in January.
Years - America was discovered in 1492.
Seasons - I always go to the beach in summer.
Length of time - It will be ready in 20 minutes.
Centuries - Life was different in the 15th century.
Parts of the day
IN the morning - I go to the gym in the morning.
IN the afternoon - I often feel tired in the afternoon.
IN the evening - I study English in the evening.
AT the night - I like to read in bed at night.
On + Day + Part of the day
- We will have a party on Friday night.
- Our flight leaves on Monday morning.
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