... 8 July
On
... my birthday
On
... the moment
At
... the morning
In
... Tuesday afternoon
On
... the weekend
At (BR.) / On (Am.)
... the past
In
... Sunday night
On
… lunch-time
At
... last summer
-
... this morning
-
... every night
-
... the Middle Ages
In
... 12 April 1961
On
... midnight
At
... sunrise
At
